| | 2020-12-31 | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-09-30 |
| Asset Impairment Charge | | 0.0 | 1045022000.0 | 68091000.0 | 0.0 |
| Beginning Cash Position | 448634000.0 | 1249440000.0 | 785537000.0 | 926619000.0 | 741958000.0 |
| Capital Expenditure | -7110000.0 | -30107000.0 | -37199000.0 | -39908000.0 | -45596000.0 |
| Cash Flow From Continuing Financing Activities | 119282000.0 | 452749000.0 | -506484000.0 | -656533000.0 | -620492000.0 |
| Cash Flow From Continuing Investing Activities | -11379000.0 | -1557969000.0 | -30024000.0 | -73307000.0 | -56083000.0 |
| Cash Flow From Continuing Operating Activities | 678956000.0 | 651551000.0 | 683612000.0 | 705513000.0 | 732615000.0 |
| Change In Account Payable | 104691000.0 | 69772000.0 | 21102000.0 | 31910000.0 | |
| Change In Accrued Expense | 146634000.0 | 84789000.0 | 6439000.0 | 34439000.0 | |
| Change In Other Current Assets | 4816000.0 | -25159000.0 | 7390000.0 | -2409000.0 | 176926000.0 |
| Change In Other Current Liabilities | -5612000.0 | 40423000.0 | 14416000.0 | 4783000.0 | -66793000.0 |
| Change In Other Working Capital | 3312000.0 | 1441000.0 | 1905000.0 | 457000.0 | |
| Change In Payable | 104691000.0 | 69772000.0 | 21102000.0 | 31910000.0 | |
| Change In Payables And Accrued Expense | 251325000.0 | 154561000.0 | 27541000.0 | 66349000.0 | |
| Change In Prepaid Assets | -16963000.0 | -44186000.0 | 23840000.0 | -47490000.0 | |
| Change In Receivables | -112681000.0 | -103197000.0 | -34626000.0 | -45394000.0 | |
| Change In Working Capital | 124197000.0 | 23883000.0 | 40466000.0 | -23704000.0 | 84055000.0 |
| Changes In Account Receivables | -112681000.0 | -103197000.0 | -34626000.0 | -45394000.0 | |
| Changes In Cash | 786859000.0 | -453669000.0 | 147104000.0 | -24327000.0 | 56040000.0 |
| Common Stock Payments | -268653000.0 | -302774000.0 | -425727000.0 | -576968000.0 | -557295000.0 |
| Deferred Income Tax | 2202000.0 | -88952000.0 | -55303000.0 | -50086000.0 | -18558000.0 |
| Deferred Tax | 2202000.0 | -88952000.0 | -55303000.0 | -50086000.0 | -18558000.0 |
| Depreciation Amortization Depletion | 58189000.0 | 74267000.0 | 96702000.0 | 91323000.0 | 104705000.0 |
| Depreciation And Amortization | 58189000.0 | 74267000.0 | 96702000.0 | 91323000.0 | 104705000.0 |
| Effect Of Exchange Rate Changes | 13947000.0 | -10234000.0 | -6022000.0 | 12031000.0 | 20941000.0 |
| End Cash Position | 1249440000.0 | 785537000.0 | 926619000.0 | 914323000.0 | 797998000.0 |
| Financing Cash Flow | 119282000.0 | 452749000.0 | -506484000.0 | -656533000.0 | -620492000.0 |
| Free Cash Flow | 671846000.0 | 621444000.0 | 646413000.0 | 665605000.0 | 687019000.0 |
| Gain Loss On Sale Of Business | | 0.0 | 0.0 | 2630000.0 | 0.0 |
| Income Tax Paid Supplemental Data | 8535000.0 | 94160000.0 | 41679000.0 | 42676000.0 | 71916000.0 |
| Interest Paid Supplemental Data | 3405000.0 | 6054000.0 | 9534000.0 | 9315000.0 | |
| Investing Cash Flow | -11379000.0 | -1557969000.0 | -30024000.0 | -73307000.0 | -56083000.0 |
| Issuance Of Debt | 650000000.0 | 1000000000.0 | 0.0 | 0.0 | |
| Long Term Debt Issuance | 650000000.0 | 1000000000.0 | 0.0 | 0.0 | |
| Long Term Debt Payments | -146379000.0 | -52764000.0 | -6351000.0 | -6368000.0 | -6146000.0 |
| Net Business Purchase And Sale | 0.0 | -1699974000.0 | 0.0 | 0.0 | |
| Net Common Stock Issuance | -268653000.0 | -302774000.0 | -425727000.0 | -576968000.0 | -557295000.0 |
| Net Foreign Currency Exchange Gain Loss | 7349000.0 | -14071000.0 | 1238000.0 | 7400000.0 | |
| Net Income From Continuing Operations | 349246000.0 | 493507000.0 | -694288000.0 | 307568000.0 | 256641000.0 |
| Net Intangibles Purchase And Sale | -880000.0 | -1937000.0 | -6456000.0 | -12000.0 | -3278000.0 |
| Net Investment Purchase And Sale | -3389000.0 | 172112000.0 | 7175000.0 | -33399000.0 | -10487000.0 |
| Net Issuance Payments Of Debt | 503621000.0 | 947236000.0 | -6351000.0 | -6368000.0 | -6146000.0 |
| Net Long Term Debt Issuance | 503621000.0 | 947236000.0 | -6351000.0 | -6368000.0 | -6146000.0 |
| Net Other Financing Charges | -141005000.0 | -214419000.0 | -89430000.0 | -87425000.0 | -66661000.0 |
| Net Other Investing Changes | -880000.0 | -1937000.0 | -6456000.0 | | |
| Net PPEPurchase And Sale | -7110000.0 | -28170000.0 | -30743000.0 | -39896000.0 | -42318000.0 |
| Operating Cash Flow | 678956000.0 | 651551000.0 | 683612000.0 | 705513000.0 | 732615000.0 |
| Operating Gains Losses | 24204000.0 | -14071000.0 | 1238000.0 | 10030000.0 | |
| Other Non Cash Items | 40771000.0 | 6976000.0 | 6423000.0 | -1901000.0 | -181000.0 |
| Proceeds From Stock Option Exercised | 25319000.0 | 22706000.0 | 15024000.0 | 14228000.0 | 9610000.0 |
| Provisionand Write Offof Assets | 15033000.0 | 16031000.0 | 12464000.0 | 19634000.0 | 15385000.0 |
| Purchase Of Business | 0.0 | -1699974000.0 | 0.0 | 0.0 | |
| Purchase Of Intangibles | -880000.0 | -1937000.0 | -6456000.0 | -12000.0 | -3278000.0 |
| Purchase Of Investment | -499237000.0 | -418518000.0 | -270345000.0 | -342850000.0 | -321559000.0 |
| Purchase Of PPE | -7110000.0 | -28170000.0 | -30743000.0 | -39896000.0 | -42318000.0 |
| Repayment Of Debt | -146379000.0 | -52764000.0 | -6351000.0 | -6368000.0 | -6146000.0 |
| Repurchase Of Capital Stock | -268653000.0 | -302774000.0 | -425727000.0 | -576968000.0 | -557295000.0 |
| Sale Of Investment | 495848000.0 | 590630000.0 | 277520000.0 | 309451000.0 | 311072000.0 |
| Stock Based Compensation | 65114000.0 | 139910000.0 | 230888000.0 | 284558000.0 | 283168000.0 |
