| | 2021-09-30 | 2022-09-30 | 2023-09-30 | 2024-09-30 | 2025-09-30 |
| Amortization Cash Flow | | 198602000.0 | 203906000.0 | 209507000.0 | 155517000.0 |
| Amortization Of Intangibles | | 198602000.0 | 203906000.0 | 209507000.0 | 155517000.0 |
| Asset Impairment Charge | | 78292000.0 | 48163000.0 | 3000000.0 | 0.0 |
| Beginning Cash Position | | 1026575000.0 | 1154207000.0 | 929445000.0 | 1146931000.0 |
| Capital Expenditure | | -127615000.0 | -137486000.0 | -121114000.0 | -79232000.0 |
| Cash Dividends Paid | | -115948000.0 | -128420000.0 | -142779000.0 | -153027000.0 |
| Cash Flow From Continuing Financing Activities | | 320234000.0 | -1086410000.0 | -751637000.0 | -525221000.0 |
| Cash Flow From Continuing Investing Activities | | -538419000.0 | -145663000.0 | -127190000.0 | -75291000.0 |
| Cash Flow From Continuing Operating Activities | | 474709000.0 | 974763000.0 | 1054673000.0 | 686704000.0 |
| Change In Account Payable | | 87402000.0 | 166194000.0 | 81469000.0 | 231254000.0 |
| Change In Accrued Expense | | -552036000.0 | -279136000.0 | -138491000.0 | -64945000.0 |
| Change In Income Tax Payable | | -70258000.0 | 9408000.0 | 94094000.0 | -183273000.0 |
| Change In Other Current Assets | | 113850000.0 | 92050000.0 | 104659000.0 | 60586000.0 |
| Change In Other Current Liabilities | | -73697000.0 | -49957000.0 | 6047000.0 | 75231000.0 |
| Change In Payable | | 17144000.0 | 175602000.0 | 175563000.0 | 47981000.0 |
| Change In Payables And Accrued Expense | | -534892000.0 | -103534000.0 | 37072000.0 | -16964000.0 |
| Change In Prepaid Assets | | 6000.0 | -33996000.0 | 11217000.0 | 8383000.0 |
| Change In Receivables | | -267947000.0 | -8395000.0 | 59587000.0 | -177877000.0 |
| Change In Tax Payable | | -70258000.0 | 9408000.0 | 94094000.0 | -183273000.0 |
| Change In Working Capital | | -762680000.0 | -103832000.0 | 218582000.0 | -50641000.0 |
| Changes In Account Receivables | 242154000.0 | | | | |
| Changes In Cash | | 256524000.0 | -257310000.0 | 175846000.0 | 86192000.0 |
| Common Stock Dividend Paid | | -115948000.0 | -128420000.0 | -142779000.0 | -153027000.0 |
| Common Stock Issuance | | 51034000.0 | 47782000.0 | 47503000.0 | 34712000.0 |
| Common Stock Payments | | -281926000.0 | -265714000.0 | -402668000.0 | -754130000.0 |
| Deferred Income Tax | | 111846000.0 | -76815000.0 | -224935000.0 | -94532000.0 |
| Deferred Tax | | 111846000.0 | -76815000.0 | -224935000.0 | -94532000.0 |
| Depreciation | | 102454000.0 | 103346000.0 | 99232000.0 | 82059000.0 |
| Depreciation Amortization Depletion | | 301056000.0 | 307252000.0 | 308739000.0 | 237576000.0 |
| Depreciation And Amortization | | 301056000.0 | 307252000.0 | 308739000.0 | 237576000.0 |
| Earnings Losses From Equity Investments | | 18291000.0 | -324000.0 | -16079000.0 | -1526000.0 |
| Effect Of Exchange Rate Changes | | -128892000.0 | 32548000.0 | 41640000.0 | 3693000.0 |
| End Cash Position | | 1154207000.0 | 929445000.0 | 1146931000.0 | 1236816000.0 |
| Financing Cash Flow | | 320234000.0 | -1086410000.0 | -751637000.0 | -525221000.0 |
| Free Cash Flow | | 347094000.0 | 837277000.0 | 933559000.0 | 607472000.0 |
| Gain Loss On Investment Securities | -71325000.0 | -13862000.0 | | -186931000.0 | 227305000.0 |
| Gain Loss On Sale Of Business | -15608000.0 | 0.0 | 0.0 | | |
| Investing Cash Flow | | -538419000.0 | -145663000.0 | -127190000.0 | -75291000.0 |
| Issuance Of Capital Stock | | 51034000.0 | 47782000.0 | 47503000.0 | 34712000.0 |
| Issuance Of Debt | | 3145500000.0 | 3873479000.0 | 4612042000.0 | 2458201000.0 |
| Long Term Debt Issuance | | 3145500000.0 | 3860468000.0 | 4606697000.0 | 2458201000.0 |
| Long Term Debt Payments | | -2420166000.0 | -4486679000.0 | -3370355000.0 | -1471800000.0 |
| Net Business Purchase And Sale | | -434058000.0 | -9721000.0 | -12263000.0 | 1609000.0 |
| Net Common Stock Issuance | | -230892000.0 | -217932000.0 | -355165000.0 | -719418000.0 |
| Net Income From Continuing Operations | | 715412000.0 | 719656000.0 | 852643000.0 | 303956000.0 |
| Net Investment Purchase And Sale | 421315000.0 | 13862000.0 | 0.0 | 0.0 | |
| Net Issuance Payments Of Debt | | 718975000.0 | -616553000.0 | 374926000.0 | 329420000.0 |
| Net Long Term Debt Issuance | | 725334000.0 | -626211000.0 | 1236342000.0 | 986401000.0 |
| Net Other Financing Charges | | -51901000.0 | -123505000.0 | -628619000.0 | 17804000.0 |
| Net PPEPurchase And Sale | | -118223000.0 | -135942000.0 | -114927000.0 | -76900000.0 |
| Net Short Term Debt Issuance | | -6359000.0 | 9658000.0 | -861416000.0 | -656981000.0 |
| Operating Cash Flow | | 474709000.0 | 974763000.0 | 1054673000.0 | 686704000.0 |
| Operating Gains Losses | | -251000.0 | 7366000.0 | -206210000.0 | 245567000.0 |
| Other Non Cash Items | | -22349000.0 | -1364000.0 | 28661000.0 | -16182000.0 |
| Pension And Employee Benefit Expense | 2783000.0 | 123000.0 | 208000.0 | | |
| Purchase Of Business | | -437083000.0 | -17685000.0 | -14000000.0 | 0.0 |
| Purchase Of PPE | | -127615000.0 | -137486000.0 | -121114000.0 | -79232000.0 |
| Repayment Of Debt | | -2426525000.0 | -4490032000.0 | -4237116000.0 | -2128781000.0 |
| Repurchase Of Capital Stock | | -281926000.0 | -265714000.0 | -402668000.0 | -754130000.0 |
| Sale Of Business | | 3025000.0 | 7964000.0 | 1737000.0 | 1609000.0 |
| Sale Of Investment | 421315000.0 | 13862000.0 | 0.0 | 0.0 | |
| Sale Of PPE | | 9392000.0 | 1544000.0 | 6187000.0 | 2332000.0 |
| Short Term Debt Issuance | | 0.0 | 13011000.0 | 5345000.0 | 0.0 |
| Short Term Debt Payments | | -6359000.0 | -3353000.0 | -866761000.0 | -656981000.0 |
| Stock Based Compensation | | 53383000.0 | 74337000.0 | 74193000.0 | 60960000.0 |