{
  "schema": "canli.company-reference.v1",
  "cik": "0001046050",
  "name": "TIMBERLAND BANCORP, INC.",
  "selection_policy": "extended-v22",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001046050.json",
  "source_sha256": "1b5be829d0ff9a9a806602c3bfc043085c2a85e95df5ead1b8ce7e7bddf7babe",
  "fetched_at": "2026-09-20T05:16:38.453Z",
  "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": "2025-09-30",
          "val": 2012779000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "unit": "USD"
        },
        {
          "end": "2024-09-30",
          "val": 1923475000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024Q3I",
          "unit": "USD"
        },
        {
          "end": "2023-09-30",
          "val": 1839905000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2023Q3I",
          "unit": "USD"
        },
        {
          "end": "2022-09-30",
          "val": 1860508000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2022Q3I",
          "unit": "USD"
        },
        {
          "end": "2021-09-30",
          "val": 1792180000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2021Q3I",
          "unit": "USD"
        },
        {
          "end": "2020-09-30",
          "val": 1565978000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2020Q3I",
          "unit": "USD"
        },
        {
          "end": "2019-09-30",
          "val": 1247132000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2019Q3I",
          "unit": "USD"
        },
        {
          "end": "2018-09-30",
          "val": 1018290000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2018Q3I",
          "unit": "USD"
        },
        {
          "end": "2017-09-30",
          "val": 952024000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2017Q3I",
          "unit": "USD"
        },
        {
          "end": "2016-09-30",
          "val": 891388000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2016Q3I",
          "unit": "USD"
        },
        {
          "end": "2015-09-30",
          "val": 815815000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2015Q3I",
          "unit": "USD"
        },
        {
          "end": "2014-09-30",
          "val": 745565000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2014Q3I",
          "unit": "USD"
        },
        {
          "end": "2013-09-30",
          "val": 745648000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2013Q3I",
          "unit": "USD"
        },
        {
          "end": "2012-09-30",
          "val": 736954000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2012Q3I",
          "unit": "USD"
        },
        {
          "end": "2011-09-30",
          "val": 738224000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2011Q3I",
          "unit": "USD"
        },
        {
          "end": "2010-09-30",
          "val": 742687000,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2010Q3I",
          "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": "2025-09-30",
          "val": 1750165000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "unit": "USD"
        },
        {
          "end": "2024-09-30",
          "val": 1678062000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024Q3I",
          "unit": "USD"
        },
        {
          "end": "2023-09-30",
          "val": 1606832000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2023Q3I",
          "unit": "USD"
        },
        {
          "end": "2022-09-30",
          "val": 1641939000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2022Q3I",
          "unit": "USD"
        },
        {
          "end": "2021-09-30",
          "val": 1585281000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2021Q3I",
          "unit": "USD"
        },
        {
          "end": "2020-09-30",
          "val": 1378348000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2020Q3I",
          "unit": "USD"
        },
        {
          "end": "2019-09-30",
          "val": 1076065000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2019Q3I",
          "unit": "USD"
        },
        {
          "end": "2018-09-30",
          "val": 893633000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2018Q3I",
          "unit": "USD"
        },
        {
          "end": "2017-09-30",
          "val": 841024000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2017Q3I",
          "unit": "USD"
        },
        {
          "end": "2016-09-30",
          "val": 794554000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2016Q3I",
          "unit": "USD"
        },
        {
          "end": "2015-09-30",
          "val": 726628000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2015Q3I",
          "unit": "USD"
        },
        {
          "end": "2014-09-30",
          "val": 662787000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2014Q3I",
          "unit": "USD"
        },
        {
          "end": "2013-09-30",
          "val": 655960000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2013Q3I",
          "unit": "USD"
        },
        {
          "end": "2012-09-30",
          "val": 646635000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2012Q3I",
          "unit": "USD"
        },
        {
          "end": "2011-09-30",
          "val": 652019000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2011Q3I",
          "unit": "USD"
        },
        {
          "end": "2010-09-30",
          "val": 657279000,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2010Q3I",
          "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": "2025-09-30",
          "val": 262614000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "unit": "USD"
        },
        {
          "end": "2024-09-30",
          "val": 245413000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "unit": "USD"
        },
        {
          "end": "2023-09-30",
          "val": 233073000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2023Q3I",
          "unit": "USD"
        },
        {
          "end": "2022-09-30",
          "val": 218569000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2022Q3I",
          "unit": "USD"
        },
        {
          "end": "2021-09-30",
          "val": 206899000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2021Q3I",
          "unit": "USD"
        },
        {
          "end": "2020-09-30",
          "val": 187630000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2020Q3I",
          "unit": "USD"
        },
        {
          "end": "2019-09-30",
          "val": 171067000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2019Q3I",
          "unit": "USD"
        },
        {
          "end": "2018-09-30",
          "val": 124657000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2018Q3I",
          "unit": "USD"
        },
        {
          "end": "2017-09-30",
          "val": 111000000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2017Q3I",
          "unit": "USD"
        },
        {
          "end": "2016-09-30",
          "val": 96834000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2016Q3I",
          "unit": "USD"
        },
        {
          "end": "2015-09-30",
          "val": 89187000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2015Q3I",
          "unit": "USD"
        },
        {
          "end": "2014-09-30",
          "val": 82778000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2014Q3I",
          "unit": "USD"
        },
        {
          "end": "2013-09-30",
          "val": 89688000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2013Q3I",
          "unit": "USD"
        },
        {
          "end": "2012-09-30",
          "val": 90319000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2012Q3I",
          "unit": "USD"
        },
        {
          "end": "2011-09-30",
          "val": 86205000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "unit": "USD"
        },
        {
          "end": "2010-09-30",
          "val": 86205000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2010Q3I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CashAndCashEquivalentsAtCarryingValue",
      "taxonomy": "us-gaap",
      "label": "Cash and cash equivalents",
      "kind": "instant",
      "meaning": "Cash and qualifying short-term liquid investments under the filer’s accounting policy. Restricted cash and longer-term investments may be reported separately.",
      "observations": [
        {
          "end": "2025-09-30",
          "val": 243428000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "unit": "USD"
        },
        {
          "end": "2024-09-30",
          "val": 164728000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024Q3I",
          "unit": "USD"
        },
        {
          "end": "2023-09-30",
          "val": 128721000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2023Q3I",
          "unit": "USD"
        },
        {
          "end": "2022-09-30",
          "val": 316755000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2022Q3I",
          "unit": "USD"
        },
        {
          "end": "2021-09-30",
          "val": 580196000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2021Q3I",
          "unit": "USD"
        },
        {
          "end": "2020-09-30",
          "val": 314452000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "unit": "USD"
        },
        {
          "end": "2019-09-30",
          "val": 143015000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2019Q3I",
          "unit": "USD"
        },
        {
          "end": "2018-09-30",
          "val": 148864000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2018Q3I",
          "unit": "USD"
        },
        {
          "end": "2017-09-30",
          "val": 148188000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2017Q3I",
          "unit": "USD"
        },
        {
          "end": "2016-09-30",
          "val": 108941000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2016Q3I",
          "unit": "USD"
        },
        {
          "end": "2015-09-30",
          "val": 92289000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2015Q3I",
          "unit": "USD"
        },
        {
          "end": "2014-09-30",
          "val": 72354000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2014Q3I",
          "unit": "USD"
        },
        {
          "end": "2013-09-30",
          "val": 94496000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2013Q3I",
          "unit": "USD"
        },
        {
          "end": "2012-09-30",
          "val": 96668000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012Q3I",
          "unit": "USD"
        },
        {
          "end": "2011-09-30",
          "val": 112065000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "unit": "USD"
        },
        {
          "end": "2010-09-30",
          "val": 96668000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2010Q3I",
          "unit": "USD"
        },
        {
          "end": "2009-09-30",
          "val": 66462000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2009Q3I",
          "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": "2024-10-01",
          "end": "2025-09-30",
          "val": 29161000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2023-10-01",
          "end": "2024-09-30",
          "val": 24283000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2022-10-01",
          "end": "2023-09-30",
          "val": 27118000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2021-10-01",
          "end": "2022-09-30",
          "val": 23600000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2020-10-01",
          "end": "2021-09-30",
          "val": 27583000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2019-10-01",
          "end": "2020-09-30",
          "val": 24269000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2018-10-01",
          "end": "2019-09-30",
          "val": 24020000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": 16721000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": 14167000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": 10154000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": 8292000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": 5850000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": 4757000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2011-10-01",
          "end": "2012-09-30",
          "val": 4590000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2010-10-01",
          "end": "2011-09-30",
          "val": 1089000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2009-10-01",
          "end": "2010-09-30",
          "val": -2291000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2008-10-01",
          "end": "2009-09-30",
          "val": -242000,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2009",
          "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": "2024-10-01",
          "end": "2025-09-30",
          "val": 30158000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2023-10-01",
          "end": "2024-09-30",
          "val": 23020000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2022-10-01",
          "end": "2023-09-30",
          "val": 30997000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2021-10-01",
          "end": "2022-09-30",
          "val": 26500000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2020-10-01",
          "end": "2021-09-30",
          "val": 29635000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2019-10-01",
          "end": "2020-09-30",
          "val": 33856000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2018-10-01",
          "end": "2019-09-30",
          "val": 18108000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": 21450000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": 13859000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": 11817000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": 7625000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": 8623000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": 11572000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2011-10-01",
          "end": "2012-09-30",
          "val": 15388000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2010-10-01",
          "end": "2011-09-30",
          "val": 10699000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2009-10-01",
          "end": "2010-09-30",
          "val": 6044000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2008-10-01",
          "end": "2009-09-30",
          "val": 11473000,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsToAcquirePropertyPlantAndEquipment",
      "taxonomy": "us-gaap",
      "label": "Capital expenditure payments",
      "kind": "duration",
      "meaning": "Cash payments to acquire property, plant and equipment. This taxonomy concept does not capture every form of investment or acquisition.",
      "observations": [
        {
          "start": "2024-10-01",
          "end": "2025-09-30",
          "val": 1735000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2023-10-01",
          "end": "2024-09-30",
          "val": 1309000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2022-10-01",
          "end": "2023-09-30",
          "val": 1106000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2021-10-01",
          "end": "2022-09-30",
          "val": 911000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2020-10-01",
          "end": "2021-09-30",
          "val": 895000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2019-10-01",
          "end": "2020-09-30",
          "val": 1986000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2018-10-01",
          "end": "2019-09-30",
          "val": 2151000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": 2186000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": 3526000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": 640000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": 700000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": 1189000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": 1302000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2011-10-01",
          "end": "2012-09-30",
          "val": 1436000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2010-10-01",
          "end": "2011-09-30",
          "val": 1015000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2009-10-01",
          "end": "2010-09-30",
          "val": -484000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2008-10-01",
          "end": "2009-09-30",
          "val": -2347000,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2009",
          "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": "2024-10-01",
          "end": "2025-09-30",
          "val": 56788000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2023-10-01",
          "end": "2024-09-30",
          "val": 58784000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2022-10-01",
          "end": "2023-09-30",
          "val": -48808000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2021-10-01",
          "end": "2022-09-30",
          "val": 45221000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2020-10-01",
          "end": "2021-09-30",
          "val": 198664000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2019-10-01",
          "end": "2020-09-30",
          "val": 292249000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2018-10-01",
          "end": "2019-09-30",
          "val": 20590000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": 47495000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": 45551000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": 64383000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": 61424000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": -6303000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": 3790000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2011-10-01",
          "end": "2012-09-30",
          "val": -6799000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2010-10-01",
          "end": "2011-09-30",
          "val": -6182000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2009-10-01",
          "end": "2010-09-30",
          "val": 42237000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2008-10-01",
          "end": "2009-09-30",
          "val": 21058000,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2009",
          "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": "2024-10-01",
          "end": "2025-09-30",
          "val": -8246000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2023-10-01",
          "end": "2024-09-30",
          "val": -45797000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2022-10-01",
          "end": "2023-09-30",
          "val": -170223000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2021-10-01",
          "end": "2022-09-30",
          "val": -335162000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2020-10-01",
          "end": "2021-09-30",
          "val": 37445000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2019-10-01",
          "end": "2020-09-30",
          "val": -154668000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2018-10-01",
          "end": "2019-09-30",
          "val": -44547000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": -68269000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": -20163000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": -59548000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": -49114000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": -24462000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": -17534000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2011-10-01",
          "end": "2012-09-30",
          "val": -23986000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2010-10-01",
          "end": "2011-09-30",
          "val": -4238000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2009-10-01",
          "end": "2010-09-30",
          "val": -2957000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2008-10-01",
          "end": "2009-09-30",
          "val": -8943000,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2009",
          "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": "2025-09-30",
          "val": 236607000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "unit": "USD"
        },
        {
          "end": "2024-09-30",
          "val": 215531000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024Q3I",
          "unit": "USD"
        },
        {
          "end": "2023-09-30",
          "val": 199386000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2023Q3I",
          "unit": "USD"
        },
        {
          "end": "2022-09-30",
          "val": 180535000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2022Q3I",
          "unit": "USD"
        },
        {
          "end": "2021-09-30",
          "val": 164167000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2021Q3I",
          "unit": "USD"
        },
        {
          "end": "2020-09-30",
          "val": 145173000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2020Q3I",
          "unit": "USD"
        },
        {
          "end": "2019-09-30",
          "val": 127987000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2019Q3I",
          "unit": "USD"
        },
        {
          "end": "2018-09-30",
          "val": 110525000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2018Q3I",
          "unit": "USD"
        },
        {
          "end": "2017-09-30",
          "val": 98235000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2017Q3I",
          "unit": "USD"
        },
        {
          "end": "2016-09-30",
          "val": 87709000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2016Q3I",
          "unit": "USD"
        },
        {
          "end": "2015-09-30",
          "val": 80133000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2015Q3I",
          "unit": "USD"
        },
        {
          "end": "2014-09-30",
          "val": 73534000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2014Q3I",
          "unit": "USD"
        },
        {
          "end": "2013-09-30",
          "val": 68998000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2013Q3I",
          "unit": "USD"
        },
        {
          "end": "2012-09-30",
          "val": 65788000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2012Q3I",
          "unit": "USD"
        },
        {
          "end": "2011-09-30",
          "val": 62270000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2011Q3I",
          "unit": "USD"
        },
        {
          "end": "2010-09-30",
          "val": 62238000,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2010Q3I",
          "unit": "USD"
        },
        {
          "end": "1997-06-30",
          "val": 23866000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY1997Q2I",
          "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": "2024-10-01",
          "end": "2025-09-30",
          "val": 7917193,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2023-10-01",
          "end": "2024-09-30",
          "val": 8038674,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2022-10-01",
          "end": "2023-09-30",
          "val": 8175898,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2021-10-01",
          "end": "2022-09-30",
          "val": 8304002,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2020-10-01",
          "end": "2021-09-30",
          "val": 8340983,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2019-10-01",
          "end": "2020-09-30",
          "val": 8326600,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2018-10-01",
          "end": "2019-09-30",
          "val": 8318928,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": 7334577,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": 7136690,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": 6842614,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": 6897270,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": 6856730,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": 6817918,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2011-10-01",
          "end": "2012-09-30",
          "val": 6780612,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2010-10-01",
          "end": "2011-09-30",
          "val": 6745347,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2009-10-01",
          "end": "2010-09-30",
          "val": 6713766,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2010",
          "unit": "shares"
        },
        {
          "start": "2008-10-01",
          "end": "2009-09-30",
          "val": 6621399,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2009",
          "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": "2024-10-01",
          "end": "2025-09-30",
          "val": 7952626,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2023-10-01",
          "end": "2024-09-30",
          "val": 8080382,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2022-10-01",
          "end": "2023-09-30",
          "val": 8248181,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2021-10-01",
          "end": "2022-09-30",
          "val": 8383335,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2020-10-01",
          "end": "2021-09-30",
          "val": 8444333,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2019-10-01",
          "end": "2020-09-30",
          "val": 8422486,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2018-10-01",
          "end": "2019-09-30",
          "val": 8468226,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": 7526344,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": 7380053,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": 7105349,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": 7069088,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": 7019676,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": 6886995,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2011-10-01",
          "end": "2012-09-30",
          "val": 6780612,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2010-10-01",
          "end": "2011-09-30",
          "val": 6745524,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2009-10-01",
          "end": "2010-09-30",
          "val": 6713766,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2010",
          "unit": "shares"
        },
        {
          "start": "2008-10-01",
          "end": "2009-09-30",
          "val": 6621399,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2009",
          "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": "2024-10-01",
          "end": "2025-09-30",
          "val": 3.68,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2023-10-01",
          "end": "2024-09-30",
          "val": 3.02,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2022-10-01",
          "end": "2023-09-30",
          "val": 3.32,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2021-10-01",
          "end": "2022-09-30",
          "val": 2.84,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2020-10-01",
          "end": "2021-09-30",
          "val": 3.31,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2019-10-01",
          "end": "2020-09-30",
          "val": 2.91,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2018-10-01",
          "end": "2019-09-30",
          "val": 2.89,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": 2.28,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": 1.99,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": 1.48,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": 1.2,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": 0.82,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": 0.59,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2011-10-01",
          "end": "2012-09-30",
          "val": 0.52,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2010-10-01",
          "end": "2011-09-30",
          "val": 0,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2009-10-01",
          "end": "2010-09-30",
          "val": -0.5,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2008-10-01",
          "end": "2009-09-30",
          "val": -0.15,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2009",
          "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": "2024-10-01",
          "end": "2025-09-30",
          "val": 3.67,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2023-10-01",
          "end": "2024-09-30",
          "val": 3.01,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2022-10-01",
          "end": "2023-09-30",
          "val": 3.29,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2021-10-01",
          "end": "2022-09-30",
          "val": 2.82,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2020-10-01",
          "end": "2021-09-30",
          "val": 3.27,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2019-10-01",
          "end": "2020-09-30",
          "val": 2.88,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2018-10-01",
          "end": "2019-09-30",
          "val": 2.84,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": 2.22,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": 1.92,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": 1.43,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": 1.17,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": 0.8,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": 0.58,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2011-10-01",
          "end": "2012-09-30",
          "val": 0.52,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2010-10-01",
          "end": "2011-09-30",
          "val": 0,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2009-10-01",
          "end": "2010-09-30",
          "val": -0.5,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2008-10-01",
          "end": "2009-09-30",
          "val": -0.15,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2009",
          "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": "2024-10-01",
          "end": "2025-09-30",
          "val": 7070000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2023-10-01",
          "end": "2024-09-30",
          "val": 6123000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2022-10-01",
          "end": "2023-09-30",
          "val": 6876000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2021-10-01",
          "end": "2022-09-30",
          "val": 5962000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2020-10-01",
          "end": "2021-09-30",
          "val": 6845000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2019-10-01",
          "end": "2020-09-30",
          "val": 6038000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2018-10-01",
          "end": "2019-09-30",
          "val": 5901000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": 5701000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": 7076000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": 4901000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": 4192000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": 2800000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": 2514000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2011-10-01",
          "end": "2012-09-30",
          "val": 1781000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2010-10-01",
          "end": "2011-09-30",
          "val": 304000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2009-10-01",
          "end": "2010-09-30",
          "val": -1569000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2008-10-01",
          "end": "2009-09-30",
          "val": -985000,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2009",
          "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": "2025-09-30",
          "val": 21684000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "unit": "USD"
        },
        {
          "end": "2024-09-30",
          "val": 21486000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024Q3I",
          "unit": "USD"
        },
        {
          "end": "2023-09-30",
          "val": 21642000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2023Q3I",
          "unit": "USD"
        },
        {
          "end": "2022-09-30",
          "val": 21898000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2022Q3I",
          "unit": "USD"
        },
        {
          "end": "2021-09-30",
          "val": 22367000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2021Q3I",
          "unit": "USD"
        },
        {
          "end": "2020-09-30",
          "val": 23035000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2020Q3I",
          "unit": "USD"
        },
        {
          "end": "2019-09-30",
          "val": 22830000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2019Q3I",
          "unit": "USD"
        },
        {
          "end": "2018-09-30",
          "val": 18953000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2018Q3I",
          "unit": "USD"
        },
        {
          "end": "2017-09-30",
          "val": 18418000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2017Q3I",
          "unit": "USD"
        },
        {
          "end": "2016-09-30",
          "val": 16159000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2016Q3I",
          "unit": "USD"
        },
        {
          "end": "2015-09-30",
          "val": 16854000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2015Q3I",
          "unit": "USD"
        },
        {
          "end": "2014-09-30",
          "val": 17679000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2014Q3I",
          "unit": "USD"
        },
        {
          "end": "2013-09-30",
          "val": 17764000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2013Q3I",
          "unit": "USD"
        },
        {
          "end": "2012-09-30",
          "val": 17886000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2012Q3I",
          "unit": "USD"
        },
        {
          "end": "2011-09-30",
          "val": 17390000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2011Q3I",
          "unit": "USD"
        },
        {
          "end": "2010-09-30",
          "val": 17383000,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2010Q3I",
          "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": "2018-10-01",
          "end": "2019-09-30",
          "val": 441000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": 882000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": 605000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": 404000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": 336000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": 264000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": 265000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2011-10-01",
          "end": "2012-09-30",
          "val": 264000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2010-10-01",
          "end": "2011-09-30",
          "val": 264000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2011",
          "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": "2022-10-01",
          "end": "2023-09-30",
          "val": 11592000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2021-10-01",
          "end": "2022-09-30",
          "val": 2674000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2020-10-01",
          "end": "2021-09-30",
          "val": 3104000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2019-10-01",
          "end": "2020-09-30",
          "val": 4701000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2018-10-01",
          "end": "2019-09-30",
          "val": 4565000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": 2778000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": 3197000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": 4072000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": 3890000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": 3939000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": 4439000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2011-10-01",
          "end": "2012-09-30",
          "val": 5947000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2010-10-01",
          "end": "2011-09-30",
          "val": 8533000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2009-10-01",
          "end": "2010-09-30",
          "val": 10961000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2008-10-01",
          "end": "2009-09-30",
          "val": 13504000,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2009",
          "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": "2025-09-30",
          "val": 15131000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "unit": "USD"
        },
        {
          "end": "2024-09-30",
          "val": 15131000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024Q3I",
          "unit": "USD"
        },
        {
          "end": "2023-09-30",
          "val": 15131000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2023Q3I",
          "unit": "USD"
        },
        {
          "end": "2022-09-30",
          "val": 15131000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2022Q3I",
          "unit": "USD"
        },
        {
          "end": "2021-09-30",
          "val": 15131000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2021Q3I",
          "unit": "USD"
        },
        {
          "end": "2020-09-30",
          "val": 15131000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2020Q3I",
          "unit": "USD"
        },
        {
          "end": "2019-09-30",
          "val": 15131000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2019Q3I",
          "unit": "USD"
        },
        {
          "end": "2018-09-30",
          "val": 5650000,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2018Q3I",
          "unit": "USD"
        },
        {
          "end": "2017-09-30",
          "val": 5650000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2017Q3I",
          "unit": "USD"
        },
        {
          "end": "2016-09-30",
          "val": 5650000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2016Q3I",
          "unit": "USD"
        },
        {
          "end": "2015-09-30",
          "val": 5650000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2015Q3I",
          "unit": "USD"
        },
        {
          "end": "2014-09-30",
          "val": 5650000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2014Q3I",
          "unit": "USD"
        },
        {
          "end": "2013-09-30",
          "val": 5650000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2013Q3I",
          "unit": "USD"
        },
        {
          "end": "2013-05-31",
          "val": 5700000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "unit": "USD"
        },
        {
          "end": "2012-09-30",
          "val": 5650000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2012Q3I",
          "unit": "USD"
        },
        {
          "end": "2011-09-30",
          "val": 5650000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2011Q3I",
          "unit": "USD"
        },
        {
          "end": "2010-09-30",
          "val": 5650000,
          "accn": "0000939057-11-000379",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-12-12",
          "frame": "CY2010Q3I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsForRepurchaseOfCommonStock",
      "taxonomy": "us-gaap",
      "label": "Common-stock repurchase payments",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash paid to reacquire common stock during the period. This is not an authorization limit or a direct measure of the net change in share count.",
      "observations": [
        {
          "start": "2024-10-01",
          "end": "2025-09-30",
          "val": 5759000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2023-10-01",
          "end": "2024-09-30",
          "val": 5958000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2022-10-01",
          "end": "2023-09-30",
          "val": 4998000,
          "accn": "0000939057-25-000319",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-12-09",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2021-10-01",
          "end": "2022-09-30",
          "val": 4583000,
          "accn": "0000939057-24-000331",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-12-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2020-10-01",
          "end": "2021-09-30",
          "val": 527000,
          "accn": "0000939057-23-000357",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-12-11",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2019-10-01",
          "end": "2020-09-30",
          "val": 1238000,
          "accn": "0000939057-22-000366",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-12-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2018-10-01",
          "end": "2019-09-30",
          "val": 499000,
          "accn": "0000939057-21-000347",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-12-08",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": 0,
          "accn": "0000939057-20-000445",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-12-09",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": 0,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": 820000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": 709000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": 0,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": 0,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingExpenses",
      "taxonomy": "us-gaap",
      "label": "Operating expenses",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Recurring operating costs under this accounting concept, generally excluding production costs included in cost of sales. Check filing presentation before combining expense subtotals.",
      "observations": [
        {
          "start": "2018-10-01",
          "end": "2019-09-30",
          "val": 1358000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2017-10-01",
          "end": "2018-09-30",
          "val": 1192000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2016-10-01",
          "end": "2017-09-30",
          "val": 1074000,
          "accn": "0000939057-19-000440",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-12-09",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-10-01",
          "end": "2016-09-30",
          "val": 912000,
          "accn": "0000939057-18-000595",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-12-07",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2014-10-01",
          "end": "2015-09-30",
          "val": 812000,
          "accn": "0000939057-17-000506",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-12-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2013-10-01",
          "end": "2014-09-30",
          "val": 759000,
          "accn": "0000939057-16-001117",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-12-09",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2012-10-01",
          "end": "2013-09-30",
          "val": 607000,
          "accn": "0000939057-15-000569",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-12-07",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2011-10-01",
          "end": "2012-09-30",
          "val": 776000,
          "accn": "0000939057-14-000522",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-12-11",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2010-10-01",
          "end": "2011-09-30",
          "val": 675000,
          "accn": "0000939057-13-000539",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-12-11",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2009-10-01",
          "end": "2010-09-30",
          "val": 478000,
          "accn": "0000939057-12-000372",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-12-18",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/1b5be829d0ff9a9a806602c3bfc043085c2a85e95df5ead1b8ce7e7bddf7babe.json.gz"
}
