{
  "ticker": "CASS",
  "name": "CASS INFORMATION SYSTEMS INC",
  "cik": "0000708781",
  "sic": "7389",
  "sic_description": "Services-Business Services, NEC",
  "source": "SEC XBRL companyfacts",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000708781.json",
  "as_of": "2026-03-06",
  "note": "Verified SEC companyfacts-derived facts; derived metrics (margins, ratios, free cash flow) are computed from those facts. Descriptive data, not investment advice.",
  "annual": [
    {
      "metric_id": "revenue",
      "label": "Revenue",
      "concept": "Revenues",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:Revenues"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 125537000.0,
          "filed": "2019-03-01",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 135302000.0,
          "filed": "2020-03-06",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 148266000.0,
          "filed": "2021-02-26",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 157235000.0,
          "filed": "2022-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 144956000.0,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 154147000.0,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 182476000.0,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 176969000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 181187000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 190750000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "net_income",
      "label": "Net income",
      "concept": "NetIncomeLoss",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:NetIncomeLoss"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 24348000.0,
          "filed": "2019-03-01",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 25014000.0,
          "filed": "2020-03-06",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 30268000.0,
          "filed": "2021-02-26",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 30404000.0,
          "filed": "2022-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 25176000.0,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 28604000.0,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 34904000.0,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 30059000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 19168000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 35116000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "eps_diluted",
      "label": "Diluted EPS",
      "concept": "EarningsPerShareDiluted",
      "unit": "USD/shares",
      "derived": false,
      "source_concepts": [
        "us-gaap:EarningsPerShareDiluted"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 1.63,
          "filed": "2019-03-01",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 1.68,
          "filed": "2020-03-06",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 2.03,
          "filed": "2021-02-26",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 2.07,
          "filed": "2022-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 1.73,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 2.0,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 2.53,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 2.18,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 1.39,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 2.61,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "operating_cash_flow",
      "label": "Operating cash flow",
      "concept": "NetCashProvidedByUsedInOperatingActivities",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:NetCashProvidedByUsedInOperatingActivities"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 35189000.0,
          "filed": "2019-03-01",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 38890000.0,
          "filed": "2020-03-06",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 48335000.0,
          "filed": "2021-02-26",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 42126000.0,
          "filed": "2022-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 47781000.0,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 34547000.0,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 51608000.0,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 36937000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 38949000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 37437000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "capex",
      "label": "Capital expenditures",
      "concept": "PaymentsToAcquirePropertyPlantAndEquipment",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 4684000.0,
          "filed": "2019-03-01",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 4127000.0,
          "filed": "2020-03-06",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 4399000.0,
          "filed": "2021-02-26",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 2723000.0,
          "filed": "2022-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 2001000.0,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 4369000.0,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 5866000.0,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 11938000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 8512000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 5663000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "dividends_paid",
      "label": "Dividends paid",
      "concept": "PaymentsOfDividendsCommonStock",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:PaymentsOfDividendsCommonStock"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 9979000.0,
          "filed": "2019-03-01",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 10675000.0,
          "filed": "2020-03-06",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 13177000.0,
          "filed": "2021-02-26",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 15234000.0,
          "filed": "2022-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 15599000.0,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 15446000.0,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 15442000.0,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 15959000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 16463000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 16511000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "share_buybacks",
      "label": "Share buybacks",
      "concept": "PaymentsForRepurchaseOfCommonStock",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:PaymentsForRepurchaseOfCommonStock"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 9215000.0,
          "filed": "2019-03-01",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 2270000.0,
          "filed": "2020-03-06",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 8838000.0,
          "filed": "2021-02-26",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 7799000.0,
          "filed": "2022-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 6825000.0,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 30997000.0,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 5299000.0,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 5773000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 7248000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 25988000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "assets",
      "label": "Assets",
      "concept": "Assets",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:Assets"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 1504839000.0,
          "filed": "2019-03-01",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 1603209000.0,
          "filed": "2020-03-06",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 1695176000.0,
          "filed": "2021-02-26",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 1764243000.0,
          "filed": "2022-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 2203235000.0,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 2554901000.0,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 2573023000.0,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 2478622000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 2395081000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 2606024000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "liabilities",
      "label": "Liabilities",
      "concept": "Liabilities",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:Liabilities"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 1296804000.0,
          "filed": "2018-02-28",
          "accession": "0001206774-18-000614"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 1432121000.0,
          "filed": "2019-03-01",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 1465328000.0,
          "filed": "2020-03-06",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 1520053000.0,
          "filed": "2021-02-26",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 1942075000.0,
          "filed": "2022-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 2309103000.0,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 2366698000.0,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 2248813000.0,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 2166051000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 2363026000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "equity",
      "label": "Stockholders' equity",
      "concept": "StockholdersEquity",
      "unit": "USD",
      "derived": false,
      "source_concepts": [
        "us-gaap:StockholdersEquity"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 208035000.0,
          "filed": "2020-03-06",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 225088000.0,
          "filed": "2021-02-26",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 229848000.0,
          "filed": "2022-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 244190000.0,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 261160000.0,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 245798000.0,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 206325000.0,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 229809000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 229030000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 242998000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "free_cash_flow",
      "label": "Free cash flow",
      "concept": "NetCashProvidedByUsedInOperatingActivities - PaymentsToAcquirePropertyPlantAndEquipment",
      "unit": "USD",
      "derived": true,
      "source_concepts": [
        "us-gaap:NetCashProvidedByUsedInOperatingActivities",
        "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 30505000.0,
          "filed": "2019-03-01",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 34763000.0,
          "filed": "2020-03-06",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 43936000.0,
          "filed": "2021-02-26",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 39403000.0,
          "filed": "2022-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 45780000.0,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 30178000.0,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 45742000.0,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 24999000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 30437000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 31774000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "net_margin",
      "label": "Net margin",
      "concept": "NetIncomeLoss / Revenues",
      "unit": "Percent",
      "derived": true,
      "source_concepts": [
        "us-gaap:NetIncomeLoss",
        "us-gaap:Revenues"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 19.39507874172555,
          "filed": "2019-03-01",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 18.487531595985278,
          "filed": "2020-03-06",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 20.414660137860334,
          "filed": "2021-02-26",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 19.336661684739404,
          "filed": "2022-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 17.368028919120285,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 18.55631312967492,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 19.1279949143997,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 16.985460730410413,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 10.579125433943936,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 18.40943643512451,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "roe",
      "label": "Return on equity",
      "concept": "NetIncomeLoss / StockholdersEquity",
      "unit": "Percent",
      "derived": true,
      "source_concepts": [
        "us-gaap:NetIncomeLoss",
        "us-gaap:StockholdersEquity"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 11.703799841372845,
          "filed": "2020-03-06",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 11.112986920671027,
          "filed": "2021-02-26",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 13.168702794890535,
          "filed": "2022-02-28",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 12.45096031778533,
          "filed": "2023-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 9.640067391637311,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 11.637198024394015,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 16.91699987883194,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 13.079992515523761,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 8.36920927389425,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 14.451147746071985,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "roa",
      "label": "Return on assets",
      "concept": "NetIncomeLoss / Assets",
      "unit": "Percent",
      "derived": true,
      "source_concepts": [
        "us-gaap:NetIncomeLoss",
        "us-gaap:Assets"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 1.6179803952449396,
          "filed": "2019-03-01",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 1.5602457321534497,
          "filed": "2020-03-06",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 1.7855373129397774,
          "filed": "2021-02-26",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 1.7233453668230512,
          "filed": "2022-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 1.1426833724046686,
          "filed": "2023-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 1.1195737134237296,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 1.3565366496918216,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 1.2127302993356792,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 0.8003069624785133,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 1.347493346185607,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    },
    {
      "metric_id": "liabilities_to_equity",
      "label": "Liabilities / equity",
      "concept": "Liabilities / StockholdersEquity",
      "unit": "Ratio",
      "derived": true,
      "source_concepts": [
        "us-gaap:Liabilities",
        "us-gaap:StockholdersEquity"
      ],
      "points": [
        {
          "fiscal_year": 2016,
          "period_end": "2016-12-31",
          "value": 6.233585694714832,
          "filed": "2020-03-06",
          "accession": "0001206774-18-000614"
        },
        {
          "fiscal_year": 2017,
          "period_end": "2017-12-31",
          "value": 6.362493780210406,
          "filed": "2021-02-26",
          "accession": "0001206774-19-000648"
        },
        {
          "fiscal_year": 2018,
          "period_end": "2018-12-31",
          "value": 6.375204482962654,
          "filed": "2022-02-28",
          "accession": "0001206774-20-000716"
        },
        {
          "fiscal_year": 2019,
          "period_end": "2019-12-31",
          "value": 6.224878168639174,
          "filed": "2023-02-28",
          "accession": "0001206774-21-000530"
        },
        {
          "fiscal_year": 2020,
          "period_end": "2020-12-31",
          "value": 7.436341706233726,
          "filed": "2023-02-28",
          "accession": "0001628280-22-004254"
        },
        {
          "fiscal_year": 2021,
          "period_end": "2021-12-31",
          "value": 9.394311589191124,
          "filed": "2024-02-28",
          "accession": "0000708781-23-000012"
        },
        {
          "fiscal_year": 2022,
          "period_end": "2022-12-31",
          "value": 11.470728220041197,
          "filed": "2025-03-05",
          "accession": "0000708781-24-000023"
        },
        {
          "fiscal_year": 2023,
          "period_end": "2023-12-31",
          "value": 9.785574107193366,
          "filed": "2026-03-06",
          "accession": "0000708781-25-000018"
        },
        {
          "fiscal_year": 2024,
          "period_end": "2024-12-31",
          "value": 9.457499017595948,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        },
        {
          "fiscal_year": 2025,
          "period_end": "2025-12-31",
          "value": 9.724466868040066,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010"
        }
      ]
    }
  ],
  "quarterly": [
    {
      "metric_id": "revenue",
      "label": "Revenue",
      "concept": "Revenues",
      "unit": "USD",
      "source_concepts": [
        "us-gaap:Revenues"
      ],
      "points": [
        {
          "fiscal_year": 2023,
          "fiscal_quarter": 2,
          "period_label": "2023-Q2",
          "period_end": "2023-06-30",
          "value": 48207000.0,
          "filed": "2023-08-07",
          "accession": "0000708781-23-000024",
          "derived": false
        },
        {
          "fiscal_year": 2023,
          "fiscal_quarter": 3,
          "period_label": "2023-Q3",
          "period_end": "2023-09-30",
          "value": 49223000.0,
          "filed": "2023-11-07",
          "accession": "0000708781-23-000042",
          "derived": false
        },
        {
          "fiscal_year": 2023,
          "fiscal_quarter": 4,
          "period_label": "2023-Q4",
          "period_end": "2023-12-31",
          "value": 50736000.0,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023",
          "derived": true
        },
        {
          "fiscal_year": 2024,
          "fiscal_quarter": 1,
          "period_label": "2024-Q1",
          "period_end": "2024-03-31",
          "value": 49678000.0,
          "filed": "2024-05-03",
          "accession": "0000708781-24-000058",
          "derived": false
        },
        {
          "fiscal_year": 2024,
          "fiscal_quarter": 2,
          "period_label": "2024-Q2",
          "period_end": "2024-06-30",
          "value": 48590000.0,
          "filed": "2024-08-06",
          "accession": "0000708781-24-000074",
          "derived": false
        },
        {
          "fiscal_year": 2024,
          "fiscal_quarter": 3,
          "period_label": "2024-Q3",
          "period_end": "2024-09-30",
          "value": 50550000.0,
          "filed": "2024-11-07",
          "accession": "0000708781-24-000091",
          "derived": false
        },
        {
          "fiscal_year": 2024,
          "fiscal_quarter": 4,
          "period_label": "2024-Q4",
          "period_end": "2024-12-31",
          "value": 50371000.0,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018",
          "derived": true
        },
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 1,
          "period_label": "2025-Q1",
          "period_end": "2025-03-31",
          "value": 46407000.0,
          "filed": "2025-05-07",
          "accession": "0000708781-25-000063",
          "derived": false
        },
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 2,
          "period_label": "2025-Q2",
          "period_end": "2025-06-30",
          "value": 44398000.0,
          "filed": "2025-08-05",
          "accession": "0000708781-25-000087",
          "derived": false
        },
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 3,
          "period_label": "2025-Q3",
          "period_end": "2025-09-30",
          "value": 50056000.0,
          "filed": "2025-11-04",
          "accession": "0000708781-25-000105",
          "derived": false
        },
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 4,
          "period_label": "2025-Q4",
          "period_end": "2025-12-31",
          "value": 49890000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010",
          "derived": true
        },
        {
          "fiscal_year": 2026,
          "fiscal_quarter": 1,
          "period_label": "2026-Q1",
          "period_end": "2026-03-31",
          "value": 49101000.0,
          "filed": "2026-05-05",
          "accession": "0000708781-26-000022",
          "derived": false
        }
      ]
    },
    {
      "metric_id": "net_income",
      "label": "Net income",
      "concept": "NetIncomeLoss",
      "unit": "USD",
      "source_concepts": [
        "us-gaap:NetIncomeLoss"
      ],
      "points": [
        {
          "fiscal_year": 2023,
          "fiscal_quarter": 2,
          "period_label": "2023-Q2",
          "period_end": "2023-06-30",
          "value": 7138000.0,
          "filed": "2023-08-07",
          "accession": "0000708781-23-000024",
          "derived": false
        },
        {
          "fiscal_year": 2023,
          "fiscal_quarter": 3,
          "period_label": "2023-Q3",
          "period_end": "2023-09-30",
          "value": 7394000.0,
          "filed": "2023-11-07",
          "accession": "0000708781-23-000042",
          "derived": false
        },
        {
          "fiscal_year": 2023,
          "fiscal_quarter": 4,
          "period_label": "2023-Q4",
          "period_end": "2023-12-31",
          "value": 8410000.0,
          "filed": "2024-02-28",
          "accession": "0000708781-24-000023",
          "derived": true
        },
        {
          "fiscal_year": 2024,
          "fiscal_quarter": 1,
          "period_label": "2024-Q1",
          "period_end": "2024-03-31",
          "value": 7152000.0,
          "filed": "2024-05-03",
          "accession": "0000708781-24-000058",
          "derived": false
        },
        {
          "fiscal_year": 2024,
          "fiscal_quarter": 2,
          "period_label": "2024-Q2",
          "period_end": "2024-06-30",
          "value": 4484000.0,
          "filed": "2024-08-06",
          "accession": "0000708781-24-000074",
          "derived": false
        },
        {
          "fiscal_year": 2024,
          "fiscal_quarter": 3,
          "period_label": "2024-Q3",
          "period_end": "2024-09-30",
          "value": 2938000.0,
          "filed": "2024-11-07",
          "accession": "0000708781-24-000091",
          "derived": false
        },
        {
          "fiscal_year": 2024,
          "fiscal_quarter": 4,
          "period_label": "2024-Q4",
          "period_end": "2024-12-31",
          "value": 4594000.0,
          "filed": "2025-03-05",
          "accession": "0000708781-25-000018",
          "derived": true
        },
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 1,
          "period_label": "2025-Q1",
          "period_end": "2025-03-31",
          "value": 8966000.0,
          "filed": "2025-05-07",
          "accession": "0000708781-25-000063",
          "derived": false
        },
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 2,
          "period_label": "2025-Q2",
          "period_end": "2025-06-30",
          "value": 8855000.0,
          "filed": "2025-08-05",
          "accession": "0000708781-25-000087",
          "derived": false
        },
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 3,
          "period_label": "2025-Q3",
          "period_end": "2025-09-30",
          "value": 9106000.0,
          "filed": "2025-11-04",
          "accession": "0000708781-25-000105",
          "derived": false
        },
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 4,
          "period_label": "2025-Q4",
          "period_end": "2025-12-31",
          "value": 8189000.0,
          "filed": "2026-03-06",
          "accession": "0000708781-26-000010",
          "derived": true
        },
        {
          "fiscal_year": 2026,
          "fiscal_quarter": 1,
          "period_label": "2026-Q1",
          "period_end": "2026-03-31",
          "value": 8832000.0,
          "filed": "2026-05-05",
          "accession": "0000708781-26-000022",
          "derived": false
        }
      ]
    },
    {
      "metric_id": "eps_diluted",
      "label": "Diluted EPS",
      "concept": "EarningsPerShareDiluted",
      "unit": "USD/shares",
      "source_concepts": [
        "us-gaap:EarningsPerShareDiluted"
      ],
      "points": [
        {
          "fiscal_year": 2022,
          "fiscal_quarter": 2,
          "period_label": "2022-Q2",
          "period_end": "2022-06-30",
          "value": 0.62,
          "filed": "2022-08-05",
          "accession": "0000708781-22-000012",
          "derived": false
        },
        {
          "fiscal_year": 2022,
          "fiscal_quarter": 3,
          "period_label": "2022-Q3",
          "period_end": "2022-09-30",
          "value": 0.64,
          "filed": "2022-11-07",
          "accession": "0000708781-22-000020",
          "derived": false
        },
        {
          "fiscal_year": 2023,
          "fiscal_quarter": 1,
          "period_label": "2023-Q1",
          "period_end": "2023-03-31",
          "value": 0.51,
          "filed": "2023-05-09",
          "accession": "0001628280-23-016684",
          "derived": false
        },
        {
          "fiscal_year": 2023,
          "fiscal_quarter": 2,
          "period_label": "2023-Q2",
          "period_end": "2023-06-30",
          "value": 0.52,
          "filed": "2023-08-07",
          "accession": "0000708781-23-000024",
          "derived": false
        },
        {
          "fiscal_year": 2023,
          "fiscal_quarter": 3,
          "period_label": "2023-Q3",
          "period_end": "2023-09-30",
          "value": 0.54,
          "filed": "2023-11-07",
          "accession": "0000708781-23-000042",
          "derived": false
        },
        {
          "fiscal_year": 2024,
          "fiscal_quarter": 1,
          "period_label": "2024-Q1",
          "period_end": "2024-03-31",
          "value": 0.52,
          "filed": "2024-05-03",
          "accession": "0000708781-24-000058",
          "derived": false
        },
        {
          "fiscal_year": 2024,
          "fiscal_quarter": 2,
          "period_label": "2024-Q2",
          "period_end": "2024-06-30",
          "value": 0.32,
          "filed": "2024-08-06",
          "accession": "0000708781-24-000074",
          "derived": false
        },
        {
          "fiscal_year": 2024,
          "fiscal_quarter": 3,
          "period_label": "2024-Q3",
          "period_end": "2024-09-30",
          "value": 0.21,
          "filed": "2024-11-07",
          "accession": "0000708781-24-000091",
          "derived": false
        },
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 1,
          "period_label": "2025-Q1",
          "period_end": "2025-03-31",
          "value": 0.66,
          "filed": "2025-05-07",
          "accession": "0000708781-25-000063",
          "derived": false
        },
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 2,
          "period_label": "2025-Q2",
          "period_end": "2025-06-30",
          "value": 0.66,
          "filed": "2025-08-05",
          "accession": "0000708781-25-000087",
          "derived": false
        },
        {
          "fiscal_year": 2025,
          "fiscal_quarter": 3,
          "period_label": "2025-Q3",
          "period_end": "2025-09-30",
          "value": 0.68,
          "filed": "2025-11-04",
          "accession": "0000708781-25-000105",
          "derived": false
        },
        {
          "fiscal_year": 2026,
          "fiscal_quarter": 1,
          "period_label": "2026-Q1",
          "period_end": "2026-03-31",
          "value": 0.67,
          "filed": "2026-05-05",
          "accession": "0000708781-26-000022",
          "derived": false
        }
      ]
    }
  ]
}