{
  "schema": "canli.company-reference.v1",
  "cik": "0000806172",
  "name": "SONO TEK CORP",
  "selection_policy": "extended-v22",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000806172.json",
  "source_sha256": "b477a0926c192cb63cdfa53bba6d74ba6c7da669052392401f561c1884d0a17b",
  "fetched_at": "2026-09-19T15:05:46.686Z",
  "policy": "Latest-filed annual-report facts per unit and reporting period at capture time. Duration facts cover 300 to 400 days. This selection can include restatements and is not a point-in-time backtest dataset. Missing concepts are omitted, never zero-filled. Values retain original units and are not currency converted. Extended concepts require compatible unit shapes and at least three reporting ends with changing values within one unit. Constant or incompatible added histories are omitted.",
  "claim_boundary": "Public company accounting reference, not market prices, returns, an investment recommendation, or ALPHAC performance. Validate a separately constructed return series with the validation API; accounting values are not returns.",
  "concepts": [
    {
      "tag": "Assets",
      "taxonomy": "us-gaap",
      "label": "Total assets",
      "kind": "instant",
      "meaning": "Resources recognized on the balance sheet. Book assets are not the market value of the business.",
      "observations": [
        {
          "end": "2026-02-28",
          "val": 26421495,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 23411636,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 23132265,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 20174718,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 17625534,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 16423391,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 14743325,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 12200178,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 11779334,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 10735936,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 10669537,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 10741629,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 9779161,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 9066444,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 9478273,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 7938865,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2011Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Liabilities",
      "taxonomy": "us-gaap",
      "label": "Total liabilities",
      "kind": "instant",
      "meaning": "Recognized obligations at the reporting date. The definition and scope differ from interest-bearing debt.",
      "observations": [
        {
          "end": "2026-02-28",
          "val": 6647336,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 5619441,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 6853267,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 5540760,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 3884221,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 5472709,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 4960918,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 3615518,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 3386809,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 2812911,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 3001927,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 3597895,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 3284083,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 3074177,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 3670706,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 3622235,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2011Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "StockholdersEquity",
      "taxonomy": "us-gaap",
      "label": "Stockholders equity",
      "kind": "instant",
      "meaning": "The reported residual interest after liabilities. It is an accounting amount, not market capitalization.",
      "observations": [
        {
          "end": "2026-02-28",
          "val": 19774159,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 17792195,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 16278998,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 14633958,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 13741313,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 10950682,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 9782407,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 8584660,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 8392525,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 7923025,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 7667610,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 7143734,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 6495078,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 5992267,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 5807567,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 4316630,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2011Q1I",
          "unit": "USD"
        },
        {
          "end": "2010-02-28",
          "val": 3670447,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CashAndCashEquivalentsAtCarryingValue",
      "taxonomy": "us-gaap",
      "label": "Cash and cash equivalents",
      "kind": "instant",
      "meaning": "Cash and qualifying short-term liquid investments under the filer’s accounting policy. Restricted cash and longer-term investments may be reported separately.",
      "observations": [
        {
          "end": "2026-02-28",
          "val": 7339403,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 5202361,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 2134786,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 3354601,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 4840558,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 4084078,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 3659551,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 3144123,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 2016464,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 2557223,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 2388355,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 2562782,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 3232021,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 1940906,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 2531689,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 1683801,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011Q1I",
          "unit": "USD"
        },
        {
          "end": "2010-02-28",
          "val": 1787516,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInOperatingActivities",
      "taxonomy": "us-gaap",
      "label": "Operating cash flow",
      "kind": "duration",
      "meaning": "Cash generated or used by operating activities. Working-capital timing can make this differ substantially from reported income.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 3245578,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 525019,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 1163866,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 1325039,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 2319167,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 725186,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 3254018,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": -108980,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 1802334,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 1028653,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 628824,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 924457,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 1668431,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 611488,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 1192329,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 1158141,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsToAcquirePropertyPlantAndEquipment",
      "taxonomy": "us-gaap",
      "label": "Capital expenditure payments",
      "kind": "duration",
      "meaning": "Cash payments to acquire property, plant and equipment. This taxonomy concept does not capture every form of investment or acquisition.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 224558,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 468798,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 794690,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 555867,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 326942,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 344353,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 722241,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 547251,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 189245,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 182837,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 465427,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 357050,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 224354,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 352212,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 4887,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 2539716,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Revenues",
      "taxonomy": "us-gaap",
      "label": "Revenue",
      "kind": "duration",
      "meaning": "Revenue under this specific accounting concept. A missing value is not zero; filers can use other revenue concepts.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 20909315,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 20504381,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 19699886,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 15058203,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 17132710,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 14832877,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 15354619,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 11609599,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 11008444,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 9634956,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 11833730,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 10849475,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 10278938,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 9542354,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 12052893,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 9914312,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInFinancingActivities",
      "taxonomy": "us-gaap",
      "label": "Financing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from financing activities, including borrowing, repayments and transactions with owners. A positive amount does not establish operating profitability.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": -140509,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": -7867,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 68775,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 293924,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": -162815,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": -156120,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": -149488,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": -143389,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": -155299,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": -192603,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": -442501,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": -95918,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 146717,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 1731437,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInInvestingActivities",
      "taxonomy": "us-gaap",
      "label": "Investing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from investing activities, including asset purchases, disposals and investment transactions. This differs from capital expenditure payments alone.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": -968027,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 2550423,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": -2383681,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": -2810996,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": -1631462,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": -594583,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": -2575775,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 1392759,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": -2193605,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": -716396,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": -647952,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": -1401093,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 65185,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": -1106353,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": -491158,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": -2993293,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RetainedEarningsAccumulatedDeficit",
      "taxonomy": "us-gaap",
      "label": "Retained earnings or deficit",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Accumulated undistributed earnings or deficit at the reporting date. This balance is not cash available for distribution.",
      "observations": [
        {
          "end": "2026-02-28",
          "val": 9430197,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 7624516,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 6351102,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 4909639,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 4273734,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 1731161,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 610519,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": -496923,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": -760115,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": -1128322,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": -1224028,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": -1771757,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": -2377890,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": -2862364,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": -2994615,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": -4426908,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2011Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfSharesOutstandingBasic",
      "taxonomy": "us-gaap",
      "label": "Basic weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Time-weighted shares used for basic earnings per share. This denominator differs from shares outstanding at a single reporting date.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 15718796,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 15750997,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 15743763,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 15735451,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 15586404,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 15428411,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 15302367,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 15107778,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 14968450,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 14961076,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 14943018,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 14737204,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 14541869,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 14484200,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 14442908,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 14439166,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfDilutedSharesOutstanding",
      "taxonomy": "us-gaap",
      "label": "Diluted weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Weighted-average shares used for diluted earnings per share. Potential shares are included under the applicable dilution rules, not simply added to outstanding shares.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 15733825,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 15770102,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 15774007,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 15769499,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 15623485,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 15672253,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 15359088,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 15218913,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 15095123,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 15018282,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 15029601,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 14846808,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 14580165,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 14484200,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 15407144,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 15028047,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareBasic",
      "taxonomy": "us-gaap",
      "label": "Basic earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per basic common share or unit. Inspect attribution, share classes and restatements before comparing periods. This is not a market return.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 0.11,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 0.08,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 0.09,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 0.04,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 0.16,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 0.07,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 0.07,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 0.01,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 0.02,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 0.01,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 0.04,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 0.04,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 0.03,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 0.01,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 0.1,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 0.04,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareDiluted",
      "taxonomy": "us-gaap",
      "label": "Diluted earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per share under dilution rules. Antidilutive instruments may be excluded. A diluted value can equal the basic value without implying no potential dilution.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 0.11,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 0.08,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 0.09,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 0.04,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 0.16,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 0.07,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 0.07,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 0.01,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 0.02,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 0.01,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 0.04,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 0.04,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 0.03,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 0.01,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 0.09,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 0.04,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "IncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Current and deferred income tax expense or benefit for continuing operations. This accounting expense differs from cash taxes paid.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 461378,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 260678,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 303117,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 154009,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 361631,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 227225,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 106005,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 19847,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 91856,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": -19374,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 194723,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 219424,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 130490,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": -74406,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": -290519,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 14500,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PropertyPlantAndEquipmentNet",
      "taxonomy": "us-gaap",
      "label": "Net property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Carrying amount of property, plant and equipment after accumulated depreciation, depletion and amortization. It is not replacement cost or market value.",
      "observations": [
        {
          "end": "2026-02-28",
          "val": 2173443,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2026Q1I",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 2610600,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 2832156,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 2624996,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 2561184,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 2650325,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 2866639,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 2534479,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 2305740,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 2499271,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 2736502,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 2677036,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 2709013,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 2817276,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 2846850,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 2280175,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2011Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ShareBasedCompensation",
      "taxonomy": "us-gaap",
      "label": "Share-based compensation expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Reported noncash expense for share-based payment arrangements. Noncash treatment does not mean the awards have no economic cost to shareholders.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 317000,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 248000,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 204000,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 256740,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 179283,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 47633,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Operating income or loss",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Operating revenue less operating expenses for the reporting period. It excludes items outside the reported operating result and is not free cash flow.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 1824969,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 1010040,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 1182485,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 682991,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 1889336,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 1340461,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 1115492,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 82487,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 381617,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": -178621,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 740291,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 850194,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 718571,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 150609,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 1261339,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 602036,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AssetsCurrent",
      "taxonomy": "us-gaap",
      "label": "Current assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Assets classified as current under the normal operating cycle or one-year boundary. Not all current assets can be converted immediately into cash.",
      "observations": [
        {
          "end": "2026-02-28",
          "val": 22826650,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 18988465,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 18746566,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 16575422,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 14497599,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 13167772,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 11344081,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 8960741,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 8690631,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 7518168,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 7509008,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 7639181,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 6558299,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 5766624,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 6211801,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 4908788,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2011Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InterestExpense",
      "taxonomy": "us-gaap",
      "label": "Interest expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Borrowing costs recognized as interest expense. This is distinct from cash interest paid and may not include every capitalized borrowing cost.",
      "observations": [
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 39843,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 33038,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 39977,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 46117,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 52294,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 58447,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 64527,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 110151,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 113931,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 118115,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 7921,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "LiabilitiesCurrent",
      "taxonomy": "us-gaap",
      "label": "Current liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Obligations classified as current under the operating-cycle or one-year boundary. The balance includes more than short-term borrowing.",
      "observations": [
        {
          "end": "2026-02-28",
          "val": 6591427,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 5487307,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 6623733,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 5457895,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 3715381,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 4265507,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 4171157,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 2537046,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 2130893,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 1448535,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 1653859,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 2127179,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 1805025,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 1086941,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 1556510,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 1586656,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2011Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccountsPayableCurrent",
      "taxonomy": "us-gaap",
      "label": "Current accounts payable",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current amounts owed to suppliers for goods and services received. This is one component of current liabilities, not all accrued obligations.",
      "observations": [
        {
          "end": "2026-02-28",
          "val": 1038885,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 859483,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 1049742,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 810863,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 684511,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 1294483,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 668721,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 585694,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 652863,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 336561,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 475297,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 584963,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 556194,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 408738,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 552979,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 643315,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2011Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccountsReceivableNetCurrent",
      "taxonomy": "us-gaap",
      "label": "Net current accounts receivable",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current customer receivables after the allowance for credit loss. The balance is not cash collected or a guarantee of collection.",
      "observations": [
        {
          "end": "2026-02-28",
          "val": 3350953,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 2347764,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 1470711,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 1633866,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 1092505,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 1757802,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 929701,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 1397891,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 774778,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 1150801,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 1214713,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 1029250,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 860296,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 941032,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 754605,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 976339,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2011Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingExpenses",
      "taxonomy": "us-gaap",
      "label": "Operating expenses",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Recurring operating costs under this accounting concept, generally excluding production costs included in cost of sales. Check filing presentation before combining expense subtotals.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 8734973,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 8728979,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 8662090,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 6969016,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 6723218,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 5656579,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 6197749,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 5165759,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 4914876,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 4541527,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 4897486,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 4364916,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 4014896,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 4381652,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 4904887,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 4170047,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InventoryNet",
      "taxonomy": "us-gaap",
      "label": "Net inventory",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Inventory carrying amount after applicable valuation and LIFO reserves. It does not establish realizable selling proceeds or inventory turnover without other inputs.",
      "observations": [
        {
          "end": "2026-02-28",
          "val": 3923350,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 4474401,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 5221980,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 3242909,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 2373242,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 2611106,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 2381891,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 1658016,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 1354083,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 1340684,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 1945383,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 2059177,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 1674815,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 1829171,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 2559128,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 1868144,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2011Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "GrossProfit",
      "taxonomy": "us-gaap",
      "label": "Gross profit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Revenue less the costs directly attributed to the goods or services sold. It precedes other operating expenses and is not net income.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 10559942,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 9739019,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 9844575,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 7652007,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 8612554,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 6997040,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 7313241,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 5248246,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 5296493,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 4362906,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 5637777,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 5215110,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 4733467,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 4532261,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 6166226,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 4772083,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CostOfRevenue",
      "taxonomy": "us-gaap",
      "label": "Cost of revenue",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Costs attributed to goods produced and sold and services provided during the period. This is not the sum of every operating expense.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 10349373,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 10765362,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 9855311,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 7406196,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 8520156,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 7835837,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 8041378,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 6361353,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 5711951,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 5272050,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 6195953,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 5634365,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 5545471,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 5010093,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 5886667,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 5142229,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ResearchAndDevelopmentExpense",
      "taxonomy": "us-gaap",
      "label": "Research and development expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Research and development costs recognized as expense. Capitalization policies and acquired projects can make this differ from total cash invested in development.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 2553898,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 2724482,
          "accn": "0001171520-26-000113",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-28",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 2885773,
          "accn": "0001171520-25-000195",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 2149525,
          "accn": "0001171520-24-000208",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-23",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 1729509,
          "accn": "0001171520-23-000181",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 1644598,
          "accn": "0001171520-22-000333",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 1427543,
          "accn": "0001171520-21-000215",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 1324766,
          "accn": "0001171520-20-000252",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-29",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 1280308,
          "accn": "0001171520-19-000214",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 1275902,
          "accn": "0001171520-18-000264",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-24",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 1268010,
          "accn": "0001171520-17-000259",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-26",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 1015614,
          "accn": "0001171520-16-000935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-25",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 885101,
          "accn": "0001171520-15-000345",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-27",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 894481,
          "accn": "0001171520-14-000404",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 1128729,
          "accn": "0001171520-13-000432",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-22",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 823089,
          "accn": "0001171520-12-000416",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-11",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/b477a0926c192cb63cdfa53bba6d74ba6c7da669052392401f561c1884d0a17b.json.gz"
}
