{
  "schema": "canli.company-reference.v1",
  "cik": "0000724445",
  "name": "BURZYNSKI RESEARCH INSTITUTE INC",
  "selection_policy": "extended-v22",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000724445.json",
  "source_sha256": "280fe93908eb6d3bca8df7351a6ce86b0d12e15fb5a41d56bd44784f717cff04",
  "fetched_at": "2026-09-19T15:00:09.958Z",
  "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.",
  "editorial_exclusions": [
    {
      "tag": "Revenues",
      "reason": "The inspected filing uses these revenue-tagged values in a statement about historical earnings and deferred tax assets. That does not establish company-wide revenue. This history is omitted; original source data remain available.",
      "filing_url": "https://www.sec.gov/Archives/edgar/data/724445/000155837025008021/bzyr-20250228x10k.htm"
    }
  ],
  "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": "2025-02-28",
          "val": 847,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 2310,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 1934,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 4661,
          "accn": "0001558370-23-010476",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 956,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 19853,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 22172,
          "accn": "0001104659-20-067054",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-28",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 28929,
          "accn": "0001104659-19-032421",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-29",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 10731,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 3987,
          "accn": "0001104659-17-031953",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-11",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 3648,
          "accn": "0001104659-16-126875",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-06-13",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 2281,
          "accn": "0001104659-15-042084",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-29",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 3928,
          "accn": "0001104659-14-042526",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-30",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 20716,
          "accn": "0001104659-13-045361",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-29",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 21596,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "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": "2025-02-28",
          "val": 42484,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 27433,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 15661,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 3455,
          "accn": "0001558370-23-010476",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 46799,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 172440,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 208820,
          "accn": "0001104659-20-067054",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-28",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 136629,
          "accn": "0001104659-19-032421",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-29",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 43732,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 105005,
          "accn": "0001104659-17-031953",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-11",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 141991,
          "accn": "0001104659-16-126875",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-06-13",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 152903,
          "accn": "0001104659-15-042084",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-29",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 88590,
          "accn": "0001104659-14-042526",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-30",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 61964,
          "accn": "0001104659-13-045361",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-29",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 72851,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "frame": "CY2011Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "StockholdersEquity",
      "taxonomy": "us-gaap",
      "label": "Stockholders equity",
      "kind": "instant",
      "meaning": "The reported residual interest after liabilities. It is an accounting amount, not market capitalization.",
      "observations": [
        {
          "end": "2025-02-28",
          "val": -41637,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": -25123,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": -13727,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 1206,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": -45843,
          "accn": "0001558370-23-010476",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": -152587,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": -186648,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": -107700,
          "accn": "0001104659-20-067054",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-28",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": -33001,
          "accn": "0001104659-19-032421",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-29",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": -101018,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": -138343,
          "accn": "0001104659-17-031953",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-11",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": -150622,
          "accn": "0001104659-16-126875",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-06-13",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": -84662,
          "accn": "0001104659-15-042084",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-29",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": -41248,
          "accn": "0001104659-14-042526",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-30",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": -51255,
          "accn": "0001104659-13-045361",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-29",
          "frame": "CY2011Q1I",
          "unit": "USD"
        },
        {
          "end": "2010-02-28",
          "val": -48478,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "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": "2025-02-28",
          "val": 847,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 1310,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 934,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 3382,
          "accn": "0001558370-23-010476",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 62,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 163,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 708,
          "accn": "0001104659-20-067054",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-28",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 506,
          "accn": "0001104659-19-032421",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-29",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 731,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 3303,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 2280,
          "accn": "0001104659-17-031953",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-11",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 229,
          "accn": "0001104659-16-126875",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-06-13",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 1192,
          "accn": "0001104659-15-042084",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-29",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 17297,
          "accn": "0001104659-14-042526",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-30",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 17476,
          "accn": "0001104659-13-045361",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-29",
          "frame": "CY2011Q1I",
          "unit": "USD"
        },
        {
          "end": "2010-02-28",
          "val": 18122,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "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": "2024-03-01",
          "end": "2025-02-28",
          "val": -1386207,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": -1335431,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": -916292,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2022",
          "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": "2024-03-01",
          "end": "2025-02-28",
          "val": -388531,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": -523780,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": -249516,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": -325098,
          "accn": "0001558370-23-010476",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": -394369,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": -530113,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": -477516,
          "accn": "0001104659-20-067054",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": -319493,
          "accn": "0001104659-19-032421",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-29",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": -314515,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "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": "2024-03-01",
          "end": "2025-02-28",
          "val": 388068,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 524156,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 247068,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 328418,
          "accn": "0001558370-23-010476",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 394268,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 529568,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 477718,
          "accn": "0001104659-20-067054",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 319268,
          "accn": "0001104659-19-032421",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-29",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 311943,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "frame": "CY2016",
          "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": "2025-02-28",
          "val": -129476413,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": -128090206,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": -126754775,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": -125838483,
          "accn": "0001558370-23-010476",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": -124861827,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": -123657829,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": -122023347,
          "accn": "0001104659-20-067054",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-28",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": -120385630,
          "accn": "0001104659-19-032421",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-29",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": -118773529,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": -117268812,
          "accn": "0001104659-17-031953",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-11",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": -115263712,
          "accn": "0001104659-16-126875",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-06-13",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": -112371664,
          "accn": "0001104659-15-042084",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-29",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": -108099879,
          "accn": "0001104659-14-042526",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-30",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": -101601073,
          "accn": "0001104659-13-045361",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-29",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": -94443411,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "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": "2024-03-01",
          "end": "2025-02-28",
          "val": 131448444,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 131448444,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 131448444,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 131448444,
          "accn": "0001558370-23-010476",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 131448444,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 131448444,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 131443156,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "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": "2024-03-01",
          "end": "2025-02-28",
          "val": 131448444,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 131448444,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 131448444,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 131448444,
          "accn": "0001558370-23-010476",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 131448444,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 131443156,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 131443156,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "frame": "CY2010",
          "unit": "shares"
        }
      ]
    },
    {
      "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": "2016-02-29",
          "val": 684,
          "accn": "0001104659-17-031953",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-11",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 1368,
          "accn": "0001104659-16-126875",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-06-13",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 2052,
          "accn": "0001104659-15-042084",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-29",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 2736,
          "accn": "0001104659-14-042526",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-30",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 3419,
          "accn": "0001104659-13-045361",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-29",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 4120,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "frame": "CY2011Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Operating income or loss",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Operating revenue less operating expenses for the reporting period. It excludes items outside the reported operating result and is not free cash flow.",
      "observations": [
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": -1386207,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": -1335431,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": -916292,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": -976656,
          "accn": "0001558370-23-010476",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": -1301771,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": -1634982,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": -1637717,
          "accn": "0001104659-20-067054",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": -1613101,
          "accn": "0001104659-19-032421",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-29",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": -1504717,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": -2005100,
          "accn": "0001104659-17-031953",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-11",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": -2892115,
          "accn": "0001104659-16-126875",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-06-13",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": -4271785,
          "accn": "0001104659-15-042084",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-29",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": -6499056,
          "accn": "0001104659-14-042526",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-30",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": -7157662,
          "accn": "0001104659-13-045361",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-29",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": -5031242,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AssetsCurrent",
      "taxonomy": "us-gaap",
      "label": "Current assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Assets classified as current under the normal operating cycle or one-year boundary. Not all current assets can be converted immediately into cash.",
      "observations": [
        {
          "end": "2025-02-28",
          "val": 847,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 2310,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 1934,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-02-28",
          "val": 4661,
          "accn": "0001558370-23-010476",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 956,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 19853,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 22271,
          "accn": "0001104659-20-067054",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-28",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 28929,
          "accn": "0001104659-19-032421",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-29",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 10731,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 3303,
          "accn": "0001104659-17-031953",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-11",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 2280,
          "accn": "0001104659-16-126875",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-06-13",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 229,
          "accn": "0001104659-15-042084",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-29",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 1192,
          "accn": "0001104659-14-042526",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-30",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 17297,
          "accn": "0001104659-13-045361",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-29",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 17476,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "frame": "CY2011Q1I",
          "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": "2021-02-28",
          "val": 46799,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 172440,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 208820,
          "accn": "0001104659-20-067054",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-28",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 136629,
          "accn": "0001104659-19-032421",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-29",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 43732,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 105005,
          "accn": "0001104659-17-031953",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-11",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 141991,
          "accn": "0001104659-16-126875",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-06-13",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 152903,
          "accn": "0001104659-15-042084",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-29",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 88590,
          "accn": "0001104659-14-042526",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-30",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 61964,
          "accn": "0001104659-13-045361",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-29",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 72851,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "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": "2025-02-28",
          "val": 17017,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "unit": "USD"
        },
        {
          "end": "2024-02-29",
          "val": 9010,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024Q1I",
          "unit": "USD"
        },
        {
          "end": "2023-02-28",
          "val": 12570,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-02-28",
          "val": 32512,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-02-29",
          "val": 60805,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2020Q1I",
          "unit": "USD"
        },
        {
          "end": "2019-02-28",
          "val": 101065,
          "accn": "0001104659-20-067054",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-28",
          "frame": "CY2019Q1I",
          "unit": "USD"
        },
        {
          "end": "2018-02-28",
          "val": 41941,
          "accn": "0001104659-19-032421",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-29",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-02-28",
          "val": 19652,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "frame": "CY2017Q1I",
          "unit": "USD"
        },
        {
          "end": "2016-02-29",
          "val": 64393,
          "accn": "0001104659-17-031953",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-11",
          "frame": "CY2016Q1I",
          "unit": "USD"
        },
        {
          "end": "2015-02-28",
          "val": 99893,
          "accn": "0001104659-16-126875",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-06-13",
          "frame": "CY2015Q1I",
          "unit": "USD"
        },
        {
          "end": "2014-02-28",
          "val": 114320,
          "accn": "0001104659-15-042084",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-29",
          "frame": "CY2014Q1I",
          "unit": "USD"
        },
        {
          "end": "2013-02-28",
          "val": 47501,
          "accn": "0001104659-14-042526",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-30",
          "frame": "CY2013Q1I",
          "unit": "USD"
        },
        {
          "end": "2012-02-29",
          "val": 12265,
          "accn": "0001104659-13-045361",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-29",
          "frame": "CY2012Q1I",
          "unit": "USD"
        },
        {
          "end": "2011-02-28",
          "val": 39223,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "frame": "CY2011Q1I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingExpenses",
      "taxonomy": "us-gaap",
      "label": "Operating expenses",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Recurring operating costs under this accounting concept, generally excluding production costs included in cost of sales. Check filing presentation before combining expense subtotals.",
      "observations": [
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 1386207,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 1335431,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 916292,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 976656,
          "accn": "0001558370-23-010476",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 1301771,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 1634982,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 1637717,
          "accn": "0001104659-20-067054",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 1613701,
          "accn": "0001104659-19-032421",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-29",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 1504717,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 2005100,
          "accn": "0001104659-17-031953",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-11",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 2892115,
          "accn": "0001104659-16-126875",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-06-13",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 4271785,
          "accn": "0001104659-15-042084",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-29",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 6499056,
          "accn": "0001104659-14-042526",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-30",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 7157662,
          "accn": "0001104659-13-045361",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-29",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 5031242,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ResearchAndDevelopmentExpense",
      "taxonomy": "us-gaap",
      "label": "Research and development expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Research and development costs recognized as expense. Capitalization policies and acquired projects can make this differ from total cash invested in development.",
      "observations": [
        {
          "start": "2024-03-01",
          "end": "2025-02-28",
          "val": 1045934,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-03-01",
          "end": "2024-02-29",
          "val": 864999,
          "accn": "0001558370-25-008021",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-05-20",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-03-01",
          "end": "2023-02-28",
          "val": 718505,
          "accn": "0001558370-24-008731",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-05-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-03-01",
          "end": "2022-02-28",
          "val": 759510,
          "accn": "0001558370-23-010476",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-05-25",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-03-01",
          "end": "2021-02-28",
          "val": 1022951,
          "accn": "0001558370-22-009398",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-05-26",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-03-01",
          "end": "2020-02-29",
          "val": 1203203,
          "accn": "0001104659-21-071200",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-05-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-03-01",
          "end": "2019-02-28",
          "val": 1145934,
          "accn": "0001104659-20-067054",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-05-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-03-01",
          "end": "2018-02-28",
          "val": 1280470,
          "accn": "0001104659-19-032421",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-05-29",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-03-01",
          "end": "2017-02-28",
          "val": 1324961,
          "accn": "0001104659-18-035071",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-05-22",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-03-01",
          "end": "2016-02-29",
          "val": 1847345,
          "accn": "0001104659-17-031953",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-05-11",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-03-01",
          "end": "2015-02-28",
          "val": 2708595,
          "accn": "0001104659-16-126875",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-06-13",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-03-01",
          "end": "2014-02-28",
          "val": 3963418,
          "accn": "0001104659-15-042084",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-05-29",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-03-01",
          "end": "2013-02-28",
          "val": 6047676,
          "accn": "0001104659-14-042526",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-05-30",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-03-01",
          "end": "2012-02-29",
          "val": 6925519,
          "accn": "0001104659-13-045361",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-05-29",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-03-01",
          "end": "2011-02-28",
          "val": 4780072,
          "accn": "0001104659-12-040430",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-05-29",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/280fe93908eb6d3bca8df7351a6ce86b0d12e15fb5a41d56bd44784f717cff04.json.gz"
}
