{ "schema": "canli.company-reference.v1", "cik": "0000915358", "name": "SIGMATRON INTERNATIONAL, INC.", "selection_policy": "extended-v23", "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000915358.json", "source_sha256": "9b490c4a150405be459d6ab0ea2ab8d19c61f281ce69ca3d2c4db9333e8f9e23", "fetched_at": "2026-09-21T17:17:25.485Z", "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": "2025-04-30", "val": 194599039, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 223793975, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 268627199, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 293631277, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 194173407, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 176079031, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 161464765, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 161229970, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 151185664, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 136749341, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 138326553, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 125479431, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 117588917, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 99146883, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" }, { "end": "2011-04-30", "val": 102903729, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2025-04-30", "val": 137775312, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 157721722, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 200536172, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 205297280, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 133624346, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 117203232, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 103177316, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 102420019, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 89313519, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 76673463, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 81641166, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 70073088, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 65605186, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 48125812, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" }, { "end": "2011-04-30", "val": 53160152, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2025-04-30", "val": 56823727, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 66072253, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 68091027, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 88333997, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 60549061, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 58875799, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 58287449, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 58809951, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 61872145, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 60075878, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 56685387, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 55406343, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 51983731, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 51021071, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012Q1I", "unit": "USD" }, { "end": "2011-04-30", "val": 49743577, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011Q1I", "unit": "USD" }, { "end": "2010-04-30", "val": 47663207, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2018-04-30", "val": 1721599, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "unit": "USD" }, { "end": "2017-04-30", "val": 3493324, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "unit": "USD" }, { "end": "2016-04-30", "val": 4325268, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 2868217, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 5440319, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 4607731, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 4668931, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012Q1I", "unit": "USD" }, { "end": "2011-04-30", "val": 4138102, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011Q1I", "unit": "USD" }, { "end": "2010-04-30", "val": 4052572, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2024-05-01", "end": "2025-04-30", "val": -10254908, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": -2486157, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": -20575385, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 9864168, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 1541019, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 443102, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": -865114, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": -3241870, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 1390206, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 2082659, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 903412, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 2918691, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 492961, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 1134324, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 1978034, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2024-05-01", "end": "2025-04-30", "val": 18530322, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 27760048, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": -20227399, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 8098946, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 15454294, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": -1619500, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": -4968479, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": -53761, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 3751631, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 9808310, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": -185067, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2010", "unit": "USD" } ] }, { "tag": "RevenueFromContractWithCustomerExcludingAssessedTax", "taxonomy": "us-gaap", "label": "Contract revenue excluding tax", "kind": "duration", "meaning": "Revenue from customer contracts excluding assessed taxes under this specific taxonomy concept. It is not automatically comparable to older revenue tags.", "observations": [ { "start": "2024-05-01", "end": "2025-04-30", "val": 0, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 0, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 0, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 0, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 0, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 0, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019", "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": "2024-05-01", "end": "2025-04-30", "val": -25015838, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": -26278929, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 24155387, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 29476071, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": -1140346, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": -4265834, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 3265340, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": 6676729, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 2727303, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 2193615, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": -6970338, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 5190678, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2024-05-01", "end": "2025-04-30", "val": 7100406, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 117112, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": -9703258, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": -10228816, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": -5414825, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": -2361629, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": -3479975, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": -3505486, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": -6006446, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": -2307143, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": -4920081, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2025-04-30", "val": 13302758, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 23557666, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 26043823, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 46619208, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 36755040, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 35214021, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 34770924, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 35636038, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 38877908, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 37487702, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 35405043, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 34501631, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 31582940, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 31089979, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" }, { "end": "2011-04-30", "val": 29955656, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2024-05-01", "end": "2025-04-30", "val": 6278461, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "shares" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 6094914, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "shares" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 6069680, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "shares" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 4825360, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "shares" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 4256094, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "shares" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 4242351, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "shares" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 4228592, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "shares" }, { "start": "2017-05-01", "end": "2018-04-30", "val": 4205483, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "shares" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 4186183, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "shares" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 4164815, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "shares" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 4046988, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "shares" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 3969391, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "shares" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 3930268, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "shares" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 3878207, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "shares" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 3828638, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2024-05-01", "end": "2025-04-30", "val": 6278461, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "shares" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 6094914, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "shares" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 6069680, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "shares" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 5129234, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "shares" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 4301981, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "shares" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 4270050, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "shares" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 4228592, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "shares" }, { "start": "2017-05-01", "end": "2018-04-30", "val": 4205483, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "shares" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 4213592, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "shares" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 4224030, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "shares" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 4116424, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "shares" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 4074487, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "shares" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 4003887, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "shares" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 3906279, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "shares" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 3890949, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2024-05-01", "end": "2025-04-30", "val": -1.63, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD/shares" }, { "start": "2023-05-01", "end": "2024-04-30", "val": -0.41, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD/shares" }, { "start": "2022-05-01", "end": "2023-04-30", "val": -3.39, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD/shares" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 2.04, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD/shares" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 0.36, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD/shares" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 0.1, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD/shares" }, { "start": "2018-05-01", "end": "2019-04-30", "val": -0.2, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD/shares" }, { "start": "2017-05-01", "end": "2018-04-30", "val": -0.77, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD/shares" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 0.33, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD/shares" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 0.5, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD/shares" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 0.22, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD/shares" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 0.74, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD/shares" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 0.13, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD/shares" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 0.29, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD/shares" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 0.52, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2024-05-01", "end": "2025-04-30", "val": -1.63, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD/shares" }, { "start": "2023-05-01", "end": "2024-04-30", "val": -0.41, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD/shares" }, { "start": "2022-05-01", "end": "2023-04-30", "val": -3.39, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD/shares" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 1.92, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD/shares" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 0.36, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD/shares" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 0.1, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD/shares" }, { "start": "2018-05-01", "end": "2019-04-30", "val": -0.2, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD/shares" }, { "start": "2017-05-01", "end": "2018-04-30", "val": -0.77, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD/shares" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 0.33, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD/shares" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 0.49, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD/shares" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 0.22, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD/shares" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 0.72, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD/shares" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 0.12, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD/shares" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 0.29, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD/shares" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 0.51, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2024-05-01", "end": "2025-04-30", "val": 6311926, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": -275262, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 2991541, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 4980003, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 557741, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 650032, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 1731415, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": -1060452, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 1107477, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 1402537, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 801049, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": -133867, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 321363, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 522171, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 1203514, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2025-04-30", "val": 27708226, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 33755078, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 35788357, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 35778106, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 34186918, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 33935760, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 33232769, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 35288997, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 33008714, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 33080858, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 33864527, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 32692908, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 28567052, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 24373494, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" }, { "end": "2011-04-30", "val": 26189150, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2017-05-01", "end": "2018-04-30", "val": 83659, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 332783, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 588245, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 59648, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 89219, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 189305, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 2414, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 9657, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2010", "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": "2024-05-01", "end": "2025-04-30", "val": 1771662, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 7133915, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 24957646, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 18409475, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 3389784, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 2812581, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 3078652, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": -2909450, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 3266198, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 4324320, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 2637201, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 3626484, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 1567292, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 2642868, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 4326298, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2025-04-30", "val": 154055930, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 175902619, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 220466442, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 218944139, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 141553863, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 130616797, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 123545289, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 120029726, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 109031913, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 94090884, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 94379147, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 83170480, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 78939507, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 74139130, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" }, { "end": "2011-04-30", "val": 75869040, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2024-05-01", "end": "2025-04-30", "val": 13841606, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 10362038, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 8403904, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 1500140, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 1210024, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 1839060, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 2413297, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": 1537446, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 1135853, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 1004988, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 1081323, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 966038, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 832126, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 1025325, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 1154352, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2010", "unit": "USD" } ] }, { "tag": "LiabilitiesCurrent", "taxonomy": "us-gaap", "label": "Current liabilities", "kind": "instant", "unitKind": "money", "meaning": "Obligations classified as current under the operating-cycle or one-year boundary. The balance includes more than short-term borrowing.", "observations": [ { "end": "2025-04-30", "val": 126440531, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 145888791, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 152308599, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 132501195, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 85315249, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 70048041, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 55606766, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 59378486, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 55611214, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 45986309, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 43489632, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 37010798, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 38129159, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 24566962, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" }, { "end": "2011-04-30", "val": 24255850, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2011Q1I", "unit": "USD" } ] }, { "tag": "Goodwill", "taxonomy": "us-gaap", "label": "Goodwill carrying amount", "kind": "instant", "unitKind": "money", "meaning": "Recognized goodwill remaining after accumulated impairment. It arises from business combinations and does not measure the current value of the company’s brand.", "observations": [ { "end": "2022-04-30", "val": 13320534, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "unit": "USD" }, { "end": "2017-04-30", "val": 3222899, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 3222899, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 3222899, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 3222899, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 3222899, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" } ] }, { "tag": "FiniteLivedIntangibleAssetsNet", "taxonomy": "us-gaap", "label": "Net finite-lived intangible assets", "kind": "instant", "unitKind": "money", "meaning": "Finite-lived intangible assets after amortization. This excludes goodwill and should not be combined with indefinite-lived intangible assets without checking scope.", "observations": [ { "end": "2025-04-30", "val": 654481, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 979188, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 1311030, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 1650163, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 1996749, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 2350949, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 2713360, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 3088085, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 4213235, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 4703245, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 5174144, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 5602754, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 5949434, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 86925, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "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": "2025-04-30", "val": 33376652, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 32043985, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 46284818, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 41071740, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "unit": "USD" }, { "end": "2021-04-30", "val": 28783161, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 30804976, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 31441381, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 26638367, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 26656871, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 17844228, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 20170723, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 19293791, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 19421252, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 27916288, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" }, { "end": "2011-04-30", "val": 23549065, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2011Q1I", "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": "2025-04-30", "val": 107667864, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 128850901, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 165555199, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 164664965, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 98078601, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 87179369, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 85579575, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 86929793, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 73571238, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 67649022, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 68669709, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 53728377, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 50644741, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 37838378, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" }, { "end": "2011-04-30", "val": 45021840, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2024-05-01", "end": "2025-04-30", "val": 27305960, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 33526318, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 51453597, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 44391269, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 24952197, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 25104890, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 26341769, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": 26602918, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 25175308, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 25518531, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 22068838, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 22826998, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 19925646, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 15254541, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 15787206, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "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": "2024-05-01", "end": "2025-04-30", "val": 25534298, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 26392403, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 26495951, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 25981794, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 21562413, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 22292309, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 23263117, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": 23089939, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 21909110, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 21194211, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 19431637, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 19200514, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 18358354, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 12611673, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 11460908, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2010", "unit": "USD" } ] }, { "tag": "CommonStockSharesOutstanding", "taxonomy": "us-gaap", "label": "Common shares outstanding", "kind": "instant", "unitKind": "shares", "meaning": "Common shares outstanding at the reporting date. This point-in-time count differs from the weighted-average shares used for earnings per share and can exclude other share classes.", "observations": [ { "end": "2025-04-30", "val": 6119288, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "shares" }, { "end": "2024-04-30", "val": 6119288, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "shares" }, { "end": "2023-04-30", "val": 6091288, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "shares" }, { "end": "2022-04-30", "val": 6026788, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "shares" }, { "end": "2021-04-30", "val": 4269508, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "shares" }, { "end": "2020-04-30", "val": 4242508, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "shares" }, { "end": "2019-04-30", "val": 4240008, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "shares" }, { "end": "2018-04-30", "val": 4215258, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "shares" }, { "end": "2017-04-30", "val": 4195813, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "shares" }, { "end": "2016-04-30", "val": 4183955, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "shares" }, { "end": "2015-04-30", "val": 4075785, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "shares" }, { "end": "2014-04-30", "val": 4012319, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "shares" }, { "end": "2013-04-30", "val": 3940402, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "shares" }, { "end": "2012-04-30", "val": 3909572, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "shares" }, { "end": "2011-04-30", "val": 3864274, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2011Q1I", "unit": "shares" } ] }, { "tag": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents", "taxonomy": "us-gaap", "label": "Cash including restricted cash", "kind": "instant", "unitKind": "money", "meaning": "Cash, cash equivalents and restricted cash as reported in the cash flow reconciliation. Restricted amounts are not freely available, so this is not the same as unrestricted cash.", "observations": [ { "end": "2025-04-30", "val": 3032250, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 2417360, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 819129, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 2498589, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 2950955, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 6779445, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 1005810, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 1721599, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 3493324, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017Q1I", "unit": "USD" } ] }, { "tag": "OperatingLeaseRightOfUseAsset", "taxonomy": "us-gaap", "label": "Operating lease right-of-use asset", "kind": "instant", "unitKind": "money", "meaning": "Carrying amount of the right to use leased assets under operating leases. It reflects discounted remaining payments, not the value of the underlying property.", "observations": [ { "end": "2025-04-30", "val": 10872890, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 7463301, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 7225423, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 10946764, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 13015986, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 7235166, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" } ] }, { "tag": "OperatingLeaseLiability", "taxonomy": "us-gaap", "label": "Operating lease liability", "kind": "instant", "unitKind": "money", "meaning": "Present value of remaining operating lease payments. Discount-rate choices and lease terms affect the amount; it is not the sum of undiscounted future rent.", "observations": [ { "end": "2025-04-30", "val": 11271966, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 7747354, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 7632080, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 11412762, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 13318359, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 7431972, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2020Q1I", "unit": "USD" } ] }, { "tag": "LongTermDebt", "taxonomy": "us-gaap", "label": "Long-term debt", "kind": "instant", "unitKind": "money", "meaning": "Long-term borrowings under this concept, which can include the current portion depending on presentation. It is not total liabilities and may exclude leases and other obligations.", "observations": [ { "end": "2025-04-30", "val": 52636886, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 69583387, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 93300700, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 67090969, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 42645883, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 41415224, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 43402655, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 37439069, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 27543808, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 23850069, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 31417793, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 26324517, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 20675013, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2013Q1I", "unit": "USD" } ] }, { "tag": "PropertyPlantAndEquipmentGross", "taxonomy": "us-gaap", "label": "Gross property, plant and equipment", "kind": "instant", "unitKind": "money", "meaning": "Cost of property, plant and equipment before accumulated depreciation. Historical cost does not indicate current value or replacement cost.", "observations": [ { "end": "2025-04-30", "val": 128698588, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 131251122, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 128835036, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 123603503, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 115689785, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 112920307, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 107454793, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 104579800, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 97741933, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 93580669, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 89337002, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 83831142, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 75030527, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 72244061, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" } ] }, { "tag": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment", "taxonomy": "us-gaap", "label": "Accumulated depreciation on property, plant and equipment", "kind": "instant", "unitKind": "money", "meaning": "Cumulative depreciation, depletion and amortization recorded against property, plant and equipment. It measures cost allocation to date, not physical wear or market value.", "observations": [ { "end": "2025-04-30", "val": 100990362, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 97496044, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 93046679, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 87825397, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 81502867, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 78984547, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 74222024, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 69290803, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 64733219, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 60499811, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 55472475, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 51138234, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 46463475, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 47870567, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" } ] }, { "tag": "OtherAssetsNoncurrent", "taxonomy": "us-gaap", "label": "Other noncurrent assets", "kind": "instant", "unitKind": "money", "meaning": "Noncurrent assets the filer does not present separately. The composition differs by filer and is described only in the filing.", "observations": [ { "end": "2025-04-30", "val": 1307512, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 1261579, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 1195045, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 1174284, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 1772748, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 1655924, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 1589325, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 1713481, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 1472816, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 1418398, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 1319901, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" } ] }, { "tag": "OtherLiabilitiesNoncurrent", "taxonomy": "us-gaap", "label": "Other noncurrent liabilities", "kind": "instant", "unitKind": "money", "meaning": "Noncurrent liabilities the filer does not present separately. The composition differs by filer and is described only in the filing.", "observations": [ { "end": "2025-04-30", "val": 78254, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 93084, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 100350, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 1051587, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 1465200, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 810769, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 1155907, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 1130557, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 991017, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 870542, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 536209, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 525739, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 487236, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 363520, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" } ] }, { "tag": "AccruedLiabilitiesCurrent", "taxonomy": "us-gaap", "label": "Accrued current liabilities", "kind": "instant", "unitKind": "money", "meaning": "Current obligations accrued for goods and services received but not yet invoiced or paid. This is one component of current liabilities, not all short-term obligations.", "observations": [ { "end": "2025-04-30", "val": 2445771, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 2554260, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 2933430, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 2753102, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 2457882, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 2670504, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 2410311, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 2930792, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 2322055, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 2772301, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 532695, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 584050, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 2486819, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 1012549, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" }, { "end": "2011-04-30", "val": 1065203, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2011Q1I", "unit": "USD" } ] }, { "tag": "PrepaidExpenseAndOtherAssetsCurrent", "taxonomy": "us-gaap", "label": "Prepaid expenses and other current assets", "kind": "instant", "unitKind": "money", "meaning": "Prepayments and other current assets grouped under this concept. The balance is not cash and its composition differs by filer.", "observations": [ { "end": "2025-04-30", "val": 1817611, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 1886701, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 1678263, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 2151827, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 1314834, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 1510943, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 2436894, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 1948748, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 2971087, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 2128128, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 2103367, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 1826254, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 1882680, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 1170537, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" }, { "end": "2011-04-30", "val": 922345, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2011Q1I", "unit": "USD" } ] }, { "tag": "DeferredTaxAssetsNet", "taxonomy": "us-gaap", "label": "Net deferred tax assets", "kind": "instant", "unitKind": "money", "meaning": "Deferred tax assets after the valuation allowance. Realization depends on future taxable income, so the balance is not a receivable from tax authorities.", "observations": [ { "end": "2025-04-30", "val": 5581741, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2024-04-30", "val": 10271111, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024Q1I", "unit": "USD" }, { "end": "2023-04-30", "val": 8648081, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2023Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 7220131, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2021-04-30", "val": 7896564, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2021Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 4960373, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 3002905, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" }, { "end": "2018-04-30", "val": 3537800, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2018Q1I", "unit": "USD" }, { "end": "2017-04-30", "val": 2907737, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017Q1I", "unit": "USD" }, { "end": "2016-04-30", "val": 2535972, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2016Q1I", "unit": "USD" }, { "end": "2015-04-30", "val": 3081926, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2015Q1I", "unit": "USD" }, { "end": "2014-04-30", "val": 3416768, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2014Q1I", "unit": "USD" }, { "end": "2013-04-30", "val": 3189214, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2013Q1I", "unit": "USD" }, { "end": "2012-04-30", "val": 2253390, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2012Q1I", "unit": "USD" } ] }, { "tag": "DeferredIncomeTaxLiabilitiesNet", "taxonomy": "us-gaap", "label": "Net deferred tax liabilities", "kind": "instant", "unitKind": "money", "meaning": "Deferred tax liabilities net of related assets under this concept. The amount reflects timing differences and is not tax currently due.", "observations": [ { "end": "2025-04-30", "val": 231591, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2025Q1I", "unit": "USD" }, { "end": "2022-04-30", "val": 363732, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2022Q1I", "unit": "USD" }, { "end": "2020-04-30", "val": 188206, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2020Q1I", "unit": "USD" }, { "end": "2019-04-30", "val": 161583, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2019Q1I", "unit": "USD" } ] }, { "tag": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "taxonomy": "us-gaap", "label": "Pre-tax income or loss from continuing operations", "kind": "duration", "unitKind": "money", "meaning": "Income or loss from continuing operations before income taxes and noncontrolling interests. It excludes discontinued operations and is not net income.", "observations": [ { "start": "2024-05-01", "end": "2025-04-30", "val": -3942982, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": -2761419, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 17185965, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 23345922, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 2098760, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" } ] }, { "tag": "DepreciationDepletionAndAmortization", "taxonomy": "us-gaap", "label": "Depreciation, depletion and amortization", "kind": "duration", "unitKind": "money", "meaning": "Combined depreciation, depletion and amortization for the period. A noncash allocation of asset cost, not a measure of maintenance spending.", "observations": [ { "start": "2017-05-01", "end": "2018-04-30", "val": 5118297, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 4708876, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 5119376, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 4985272, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 4791663, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 4375397, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 4069944, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 4440426, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2010", "unit": "USD" } ] }, { "tag": "AmortizationOfIntangibleAssets", "taxonomy": "us-gaap", "label": "Amortization of intangible assets", "kind": "duration", "unitKind": "money", "meaning": "Amortization recognized on finite-lived intangible assets. It follows acquisition accounting and does not indicate the intangibles are losing usefulness at that rate.", "observations": [ { "start": "2024-05-01", "end": "2025-04-30", "val": 324707, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 331842, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 339133, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 346586, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 354200, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 362411, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 374725, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": 435043, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 490010, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 470899, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 428610, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 346680, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 279491, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 112750, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" } ] }, { "tag": "NonoperatingIncomeExpense", "taxonomy": "us-gaap", "label": "Nonoperating income or expense", "kind": "duration", "unitKind": "money", "meaning": "Total nonoperating income or expense, which can include interest, investment results and other items. A positive value is not operating profit.", "observations": [ { "start": "2024-05-01", "end": "2025-04-30", "val": 7582017, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 466704, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 632223, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 153614, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": -81000, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 119613, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 200946, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": 144574, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 367338, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 165864, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 148583, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 124378, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 79158, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 38952, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 9602, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2010", "unit": "USD" } ] }, { "tag": "CurrentIncomeTaxExpenseBenefit", "taxonomy": "us-gaap", "label": "Current income tax expense or benefit", "kind": "duration", "unitKind": "money", "meaning": "Income tax expense or benefit for the period that is currently payable or refundable. It differs from cash taxes paid and from total tax expense.", "observations": [ { "start": "2024-05-01", "end": "2025-04-30", "val": 1648125, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 1516046, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 5354312, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 3825991, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 2108655, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 523822, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 844173, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": 1174433, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 1104836, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 627060, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 1053396, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 489366, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 642530, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 184591, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" } ] }, { "tag": "DeferredIncomeTaxExpenseBenefit", "taxonomy": "us-gaap", "label": "Deferred income tax expense or benefit", "kind": "duration", "unitKind": "money", "meaning": "The deferred portion of income tax expense or benefit, arising from timing differences. It is not tax paid in the period.", "observations": [ { "start": "2024-05-01", "end": "2025-04-30", "val": 4663801, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": -1791308, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": -2362771, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 1154012, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": -1550914, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 126210, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 887242, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": -2234885, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 2641, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 775477, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": -252347, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": -623233, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": -321167, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 337580, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 533534, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2010", "unit": "USD" } ] }, { "tag": "InterestPaidNet", "taxonomy": "us-gaap", "label": "Interest paid, net", "kind": "duration", "unitKind": "money", "meaning": "Cash interest paid during the period, net of amounts capitalized where the filer reports it that way. It differs from interest expense recognized.", "observations": [ { "start": "2024-05-01", "end": "2025-04-30", "val": 11503242, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 10171456, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 7765467, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 1470789, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 1179064, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 1841381, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 2272487, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": 1435067, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 994583, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" } ] }, { "tag": "IncomeTaxesPaidNet", "taxonomy": "us-gaap", "label": "Income taxes paid, net", "kind": "duration", "unitKind": "money", "meaning": "Cash income taxes paid net of refunds during the period. It differs from income tax expense and can reflect prior years and estimated payments.", "observations": [ { "start": "2024-05-01", "end": "2025-04-30", "val": 1501434, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 2404670, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 2650641, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 4575349, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 474931, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 827630, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": -93287, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 1990756, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2010", "unit": "USD" } ] }, { "tag": "ProceedsFromIssuanceOfCommonStock", "taxonomy": "us-gaap", "label": "Proceeds from issuing common stock", "kind": "duration", "unitKind": "money", "meaning": "Cash received from issuing common stock during the period. It is gross of costs only where the filer reports it so, and it does not include noncash issuances.", "observations": [ { "start": "2023-05-01", "end": "2024-04-30", "val": 9600, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 917592, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": 96017, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 4320, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": 7200, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 57961, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 158793, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 39900, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 99656, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 92679, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2010", "unit": "USD" } ] }, { "tag": "OperatingLeasePayments", "taxonomy": "us-gaap", "label": "Operating lease payments", "kind": "duration", "unitKind": "money", "meaning": "Cash paid for operating lease liabilities during the period. It differs from lease expense recognized and excludes variable payments in some presentations.", "observations": [ { "start": "2024-05-01", "end": "2025-04-30", "val": 666137, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": 285081, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 316434, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 382044, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 208639, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 275654, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" } ] }, { "tag": "IncreaseDecreaseInAccountsReceivable", "taxonomy": "us-gaap", "label": "Change in accounts receivable", "kind": "duration", "unitKind": "money", "meaning": "The cash flow adjustment for the change in receivables during the period. A positive value under this concept means receivables grew and reduced operating cash flow.", "observations": [ { "start": "2024-05-01", "end": "2025-04-30", "val": 1308038, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": -14240833, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 5328740, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 12288539, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": -2021815, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": -540436, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": 5134297, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": 1716793, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 8812643, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": -1438964, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 913776, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": -127461, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 5242863, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": 4381326, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": -1374307, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2010", "unit": "USD" } ] }, { "tag": "IncreaseDecreaseInInventories", "taxonomy": "us-gaap", "label": "Change in inventories", "kind": "duration", "unitKind": "money", "meaning": "The cash flow adjustment for the change in inventories during the period. A positive value under this concept means inventory grew and reduced operating cash flow.", "observations": [ { "start": "2024-05-01", "end": "2025-04-30", "val": -20554334, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2024", "unit": "USD" }, { "start": "2023-05-01", "end": "2024-04-30", "val": -36122113, "accn": "0000915358-25-000018", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2025-08-27", "frame": "CY2023", "unit": "USD" }, { "start": "2022-05-01", "end": "2023-04-30", "val": 2819297, "accn": "0000915358-24-000010", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2024-09-03", "frame": "CY2022", "unit": "USD" }, { "start": "2021-05-01", "end": "2022-04-30", "val": 68297962, "accn": "0000915358-23-000008", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2023-07-21", "frame": "CY2021", "unit": "USD" }, { "start": "2020-05-01", "end": "2021-04-30", "val": 12072227, "accn": "0000915358-22-000010", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2022-07-27", "frame": "CY2020", "unit": "USD" }, { "start": "2019-05-01", "end": "2020-04-30", "val": 1821293, "accn": "0000915358-21-000017", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2021-07-23", "frame": "CY2019", "unit": "USD" }, { "start": "2018-05-01", "end": "2019-04-30", "val": -1081984, "accn": "0000915358-20-000013", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2020-08-12", "frame": "CY2018", "unit": "USD" }, { "start": "2017-05-01", "end": "2018-04-30", "val": 13415555, "accn": "0000915358-19-000010", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2019-07-25", "frame": "CY2017", "unit": "USD" }, { "start": "2016-05-01", "end": "2017-04-30", "val": 6222216, "accn": "0000915358-18-000015", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2018-07-24", "frame": "CY2016", "unit": "USD" }, { "start": "2015-05-01", "end": "2016-04-30", "val": -1020687, "accn": "0000915358-17-000014", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2017-07-24", "frame": "CY2015", "unit": "USD" }, { "start": "2014-05-01", "end": "2015-04-30", "val": 14941332, "accn": "0000915358-16-000038", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2016-07-29", "frame": "CY2014", "unit": "USD" }, { "start": "2013-05-01", "end": "2014-04-30", "val": 3118520, "accn": "0000915358-15-000015", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2015-07-27", "frame": "CY2013", "unit": "USD" }, { "start": "2012-05-01", "end": "2013-04-30", "val": 5615748, "accn": "0000915358-14-000012", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2014-07-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-05-01", "end": "2012-04-30", "val": -7147110, "accn": "0001193125-13-303817", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2013-07-26", "frame": "CY2011", "unit": "USD" }, { "start": "2010-05-01", "end": "2011-04-30", "val": 7615784, "accn": "0001193125-12-355821", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2012-08-14", "frame": "CY2010", "unit": "USD" } ] } ], "source_snapshot": "/company-data/sources/9b490c4a150405be459d6ab0ea2ab8d19c61f281ce69ca3d2c4db9333e8f9e23.json.gz" }