{
  "schema": "canli.company-reference.v1",
  "cik": "0000031667",
  "name": "EDUCATIONAL DEVELOPMENT CORPORATION",
  "selection_policy": "extended-v22",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000031667.json",
  "source_sha256": "75a469e3ab13c16be7af0f28607ecf2c69a76bb542319f85cfa48621ea8acce2",
  "fetched_at": "2026-09-19T14:46:21.439Z",
  "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": 54311600,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 78314300,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 90105000,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 99936800,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 109933700,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 88850500,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 64702800,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 69266300,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 61837900,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 65980300,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 49695000,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 18013200,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 16758300,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 17900800,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 18011400,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 18705000,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 11521100,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 37746700,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 44654300,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 54705000,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 63168200,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 48590700,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 35310000,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 43335800,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 41435800,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 50762900,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 36465500,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 5684900,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2015Q1I",
          "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": 42790500,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 40567600,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 45450700,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 45231800,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 46765500,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 40259800,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 29392800,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 25930500,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 20402100,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 15217400,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 13229500,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 12328300,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 12582400,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 13451800,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 14217600,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 14658500,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011Q1I",
          "unit": "USD"
        },
        {
          "end": "2010-02-28",
          "val": 15422100,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 1118400,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 428400,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 844500,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 689100,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 361200,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 1812200,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 2999400,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 3199300,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 2723300,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 699200,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 1183700,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 383900,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 680000,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 469100,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 760100,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 1988200,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011Q1I",
          "unit": "USD"
        },
        {
          "end": "2010-02-28",
          "val": 1196900,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "frame": "CY2010Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Net income or loss",
      "kind": "duration",
      "meaning": "Reported profit or loss for the period. Check the filing for attribution, exceptional items and discontinued operations before comparing companies.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 2325200,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": -5263600,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 546400,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": -2504900,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 8306800,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 12624000,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 5645100,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 6678400,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 5214700,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 2860900,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 2119300,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 859200,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 357600,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 802900,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 1420900,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 1168200,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "frame": "CY2010",
          "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": 2005300,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 3211700,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 8750600,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 58500,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": -21143300,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 7817700,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 4244400,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 3946800,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 9232700,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": -1572400,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 6650600,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": -261600,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 2765100,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 639000,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 783900,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 2815400,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 542800,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 439400,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 821800,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 1578800,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 3717200,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 4145300,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 638800,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 1399400,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 1437700,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 2485400,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 24911600,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 325000,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 77500,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 29300,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 76100,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 19600,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 22913600,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 34191000,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 51030300,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 87829000,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 142228800,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 204635100,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 113011900,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 118811300,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 111984600,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 106628100,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "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": -31031200,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": -3083000,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": -12199400,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 2025200,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 23633200,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": -4859600,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": -3805500,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": -2071400,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": -5770900,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 3573300,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 19060800,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 290500,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": -2476700,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": -720400,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": -1685900,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": -2004500,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 29389800,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": -429600,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 4037100,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": -1755800,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": -3940900,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": -4145300,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": -638800,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": -1399400,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": -1437700,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": -2485400,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": -24911600,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": -325000,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": -77500,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": -209600,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": -326100,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": -19600,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 39628200,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 37303000,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 42566600,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 42020200,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 44525100,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 39683000,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 29732200,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 25754900,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 20714500,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 16317800,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 14557500,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 13857200,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 14280500,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 15194700,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 16124900,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 16575100,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 8563491,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 8348971,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 8269971,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 8157704,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 8039843,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 8352474,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 8318412,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 8189149,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 8175996,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 4077695,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 4049154,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 4003702,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 3968214,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 3934352,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 3898145,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 3887895,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 8563491,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 8348971,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 8285230,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 8157704,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 8452340,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 8426724,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 8323128,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 8196628,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 8181322,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 4082854,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 4051678,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 4003702,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 3968214,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 3934352,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 3898793,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 3890384,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 0.27,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": -0.63,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 0.07,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": -0.31,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 1.03,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 1.51,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 0.68,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 0.82,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 0.64,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 0.7,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 0.52,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 0.21,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 0.09,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 0.2,
          "accn": "0001185185-14-001448",
          "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": 0.36,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 0.3,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 0.27,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": -0.63,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 0.07,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": -0.31,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 0.98,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 1.5,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 0.68,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 0.81,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 0.64,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 0.7,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 0.52,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 0.21,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 0.09,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 0.2,
          "accn": "0001185185-14-001448",
          "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": 0.36,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 0.3,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 3021600,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": -1591400,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 188100,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": -922000,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 2929100,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 4606800,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 2106800,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 2502400,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 2618000,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 1751200,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 1426600,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 543300,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 515900,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 479100,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 856800,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 702000,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 6291200,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 6398700,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 8939600,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 29656400,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 30484000,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 29951000,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 26377700,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 27164600,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 27860500,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 27034300,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 26710300,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 2073200,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 1877600,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 1915500,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 2000400,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 2042400,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 0,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 403300,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 212000,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 907800,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 1046500,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 938600,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 665100,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 401800,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 0,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "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": 20552100,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 52247200,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 66039400,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 63551600,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 76514100,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 58140600,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 37226200,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 41507200,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 33514600,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 38564500,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 22502800,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 15265600,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 14071700,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 14662400,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 14846000,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 15757800,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": "2025-03-01",
          "end": "2026-02-28",
          "val": 1478900,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 2188400,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 2758900,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 2172300,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 916400,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 561000,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 888100,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 931300,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 1119500,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 1028800,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 244900,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 54000,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "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": 6171500,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 37222700,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 17014600,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 54118200,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 40259800,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 37915300,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 16386600,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 23523500,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 21367800,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 30097100,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 18778100,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 5684900,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 4175900,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 4449000,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 3793800,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 4046500,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 1686400,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 1847400,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 3910200,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 3863900,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 12411800,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 19674300,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 9661100,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 14228600,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 12469000,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 17565300,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 7801300,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 2237700,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 2543700,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 1862100,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 1793900,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 2407900,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 861300,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 2126000,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 1936900,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 2906700,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 3638800,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 3346700,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 2967200,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 3258800,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 2913700,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 2917000,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 2513300,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 3076700,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 3000800,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 3419100,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 3575000,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 3076300,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "frame": "CY2011Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsForRepurchaseOfCommonStock",
      "taxonomy": "us-gaap",
      "label": "Common-stock repurchase payments",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash paid to reacquire common stock during the period. This is not an authorization limit or a direct measure of the net change in share count.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 137900,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 700,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 563900,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 0,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "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": 20789700,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 27803300,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 38885800,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 58651800,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 87690100,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 128642400,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 69105900,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 71195300,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 68790000,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 74068400,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 39810700,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 18398000,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 14321800,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 13765200,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 13538100,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 15214900,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 17412200,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "unit": "USD"
        },
        {
          "end": "2025-02-28",
          "val": 29099600,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025Q1I",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 43913200,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 59086500,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 71553600,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 51762400,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 30087300,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 33445600,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 26618600,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 34253100,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 17479500,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 11181000,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 9869400,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 9724700,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 9854000,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 10010100,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "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": 13604300,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 21027700,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 32984900,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 56069800,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 97931300,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 144598100,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 76148600,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 79747700,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 76160300,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 78014600,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 43124100,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 19784400,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 15573500,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 14993300,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 15724300,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 16958500,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "SellingGeneralAndAdministrativeExpense",
      "taxonomy": "us-gaap",
      "label": "Selling, general and administrative expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Selling and general administrative costs reported under this concept. It is an expense category, not a substitute for total operating expenses.",
      "observations": [
        {
          "start": "2025-03-01",
          "end": "2026-02-28",
          "val": 3462400,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 5751600,
          "accn": "0001185185-26-001927",
          "fy": 2026,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-05-19",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 8789200,
          "accn": "0001185185-25-000516",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 15780600,
          "accn": "0001185185-24-000577",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 23010400,
          "accn": "0001185185-23-000539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-17",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 36123700,
          "accn": "0001185185-22-000567",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-05",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 18606000,
          "accn": "0001185185-21-000644",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-13",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 18550600,
          "accn": "0001185185-20-000726",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 17694700,
          "accn": "0001185185-19-000867",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2019-06-12",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 23070000,
          "accn": "0001185185-18-001008",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 19419400,
          "accn": "0001185185-17-001294",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-30",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 9515400,
          "accn": "0001185185-16-004722",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-05-26",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 7258500,
          "accn": "0001185185-15-001485",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 6714600,
          "accn": "0001185185-14-001448",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-28",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 6710400,
          "accn": "0001185185-13-001217",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 7077200,
          "accn": "0001185185-12-001227",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-25",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/75a469e3ab13c16be7af0f28607ecf2c69a76bb542319f85cfa48621ea8acce2.json.gz"
}
