| | 2021-03-31 | 2022-03-31 | 2023-03-31 | 2024-03-31 | 2025-03-31 |
| Amortization Cash Flow | | 150466000.0 | 132425000.0 | 127898000.0 | 133614000.0 |
| Amortization Of Intangibles | | 150466000.0 | 132425000.0 | 127898000.0 | 133614000.0 |
| Asset Impairment Charge | | 48000000.0 | 239512000.0 | 258129000.0 | 199054000.0 |
| Beginning Cash Position | | 1398309000.0 | 972805000.0 | 808943000.0 | 1049258000.0 |
| Capital Expenditure | | -213466000.0 | -158953000.0 | -127230000.0 | -137600000.0 |
| Cash Flow From Continuing Financing Activities | | -875510000.0 | -853353000.0 | -459574000.0 | -684362000.0 |
| Cash Flow From Continuing Investing Activities | | -595956000.0 | -153409000.0 | -136470000.0 | 36555000.0 |
| Cash Flow From Continuing Operating Activities | | 1049243000.0 | 843231000.0 | 833189000.0 | 622202000.0 |
| Change In Account Payable | | 33950000.0 | -115495000.0 | 89139000.0 | 7178000.0 |
| Change In Accrued Expense | | -11815000.0 | -17613000.0 | 130979000.0 | -45777000.0 |
| Change In Inventory | | -236196000.0 | -81450000.0 | 92909000.0 | 18188000.0 |
| Change In Other Current Liabilities | | -21963000.0 | 36762000.0 | -50354000.0 | 15662000.0 |
| Change In Other Working Capital | | -3139000.0 | -33240000.0 | 8681000.0 | -4103000.0 |
| Change In Payable | | 33950000.0 | -115495000.0 | 89139000.0 | 7178000.0 |
| Change In Payables And Accrued Expense | | 22135000.0 | -133108000.0 | 220118000.0 | -38599000.0 |
| Change In Prepaid Assets | | -176742000.0 | 43240000.0 | -23174000.0 | -24348000.0 |
| Change In Receivables | | -107896000.0 | 264781000.0 | -105776000.0 | 26807000.0 |
| Change In Working Capital | | -523801000.0 | 96985000.0 | 142404000.0 | -6393000.0 |
| Changes In Account Receivables | | -107896000.0 | 264781000.0 | -105776000.0 | 26807000.0 |
| Changes In Cash | | -422223000.0 | -163531000.0 | 237145000.0 | -25605000.0 |
| Common Stock Issuance | | 38303000.0 | 32507000.0 | 36918000.0 | 35741000.0 |
| Common Stock Payments | | -1152287000.0 | -861751000.0 | -400054000.0 | -356336000.0 |
| Deferred Income Tax | | 31875000.0 | -66145000.0 | 19405000.0 | -84737000.0 |
| Deferred Tax | | 31875000.0 | -66145000.0 | 19405000.0 | -84737000.0 |
| Depreciation | | 210949000.0 | 206423000.0 | 193035000.0 | 163222000.0 |
| Depreciation Amortization Depletion | | 361415000.0 | 338848000.0 | 320933000.0 | 296836000.0 |
| Depreciation And Amortization | | 361415000.0 | 338848000.0 | 320933000.0 | 296836000.0 |
| Earnings Losses From Equity Investments | 0.0 | 0.0 | | | |
| Effect Of Exchange Rate Changes | | -3281000.0 | -331000.0 | 3170000.0 | -2477000.0 |
| End Cash Position | | 972805000.0 | 808943000.0 | 1049258000.0 | 1021176000.0 |
| Financing Cash Flow | | -875510000.0 | -853353000.0 | -459574000.0 | -684362000.0 |
| Free Cash Flow | | 835777000.0 | 684278000.0 | 705959000.0 | 484602000.0 |
| Gain Loss On Sale Of Business | | 0.0 | 0.0 | 35262000.0 | |
| Income Tax Paid Supplemental Data | | 125322000.0 | 105788000.0 | 103059000.0 | 87256000.0 |
| Interest Paid Supplemental Data | | 59393000.0 | 66115000.0 | 55270000.0 | 76336000.0 |
| Investing Cash Flow | | -595956000.0 | -153409000.0 | -136470000.0 | 36555000.0 |
| Issuance Of Capital Stock | | 38303000.0 | 32507000.0 | 36918000.0 | 35741000.0 |
| Issuance Of Debt | 1206750000.0 | 499070000.0 | 0.0 | 0.0 | |
| Long Term Debt Issuance | 1206750000.0 | 499070000.0 | 0.0 | 0.0 | |
| Long Term Debt Payments | | -197500000.0 | 0.0 | -58309000.0 | -439124000.0 |
| Net Business Purchase And Sale | | -389136000.0 | -95000.0 | -62974000.0 | 172326000.0 |
| Net Common Stock Issuance | | -1113984000.0 | -829244000.0 | -363136000.0 | -320595000.0 |
| Net Income From Continuing Operations | | 1033353000.0 | 103152000.0 | -70322000.0 | 55615000.0 |
| Net Investment Purchase And Sale | 0.0 | | | | |
| Net Issuance Payments Of Debt | | 301570000.0 | 0.0 | -58309000.0 | -439124000.0 |
| Net Long Term Debt Issuance | | 301570000.0 | 0.0 | -58309000.0 | -439124000.0 |
| Net Other Financing Charges | | -63096000.0 | -24109000.0 | -38129000.0 | 75357000.0 |
| Net Other Investing Changes | | 5748000.0 | 3792000.0 | 4186000.0 | -5230000.0 |
| Net PPEPurchase And Sale | | -212568000.0 | -157106000.0 | -77682000.0 | -130541000.0 |
| Operating Cash Flow | | 1049243000.0 | 843231000.0 | 833189000.0 | 622202000.0 |
| Operating Gains Losses | 61991000.0 | 744000.0 | | 35262000.0 | |
| Other Non Cash Items | | 14894000.0 | 25299000.0 | 41806000.0 | 25481000.0 |
| Purchase Of Business | | -389136000.0 | -95000.0 | -82974000.0 | -791000.0 |
| Purchase Of Investment | 0.0 | | | | |
| Purchase Of PPE | | -213466000.0 | -158953000.0 | -127230000.0 | -137600000.0 |
| Repayment Of Debt | | -197500000.0 | 0.0 | -58309000.0 | -439124000.0 |
| Repurchase Of Capital Stock | | -1152287000.0 | -861751000.0 | -400054000.0 | -356336000.0 |
| Sale Of Business | | | 0.0 | 20000000.0 | 173117000.0 |
| Sale Of Investment | 0.0 | | | | |
| Sale Of PPE | | 898000.0 | 1847000.0 | 49548000.0 | 7059000.0 |
| Stock Based Compensation | | 83507000.0 | 105580000.0 | 120834000.0 | 136346000.0 |
