| | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-06-30 | 2025-12-31 |
| Asset Impairment Charge | | 310000.0 | 427000.0 | 506000.0 | 545000.0 | 657000.0 |
| Beginning Cash Position | | 818858000.0 | 453927000.0 | 897484000.0 | 963178000.0 | 419693000.0 |
| Capital Expenditure | | -208070000.0 | -221102000.0 | -219394000.0 | -231125000.0 | -242752000.0 |
| Capital Expenditure Reported | | -208070000.0 | -221102000.0 | -219394000.0 | -231125000.0 | -242752000.0 |
| Cash Dividends Paid | | -539033000.0 | -638129000.0 | -689244000.0 | -701112000.0 | -712842000.0 |
| Cash Flow From Continuing Financing Activities | | -574105000.0 | 110021000.0 | -1093726000.0 | -1126270000.0 | -618491000.0 |
| Cash Flow From Continuing Investing Activities | | -814413000.0 | -773552000.0 | -465870000.0 | -682585000.0 | -652567000.0 |
| Cash Flow From Continuing Operating Activities | | 1023587000.0 | 1107088000.0 | 1081805000.0 | 1129401000.0 | 1206230000.0 |
| Change In Other Current Assets | | -10887000.0 | -24524000.0 | -29234000.0 | -6040000.0 | -8785000.0 |
| Change In Other Current Liabilities | | 6489000.0 | 12114000.0 | 3624000.0 | 6013000.0 | 6768000.0 |
| Change In Payables And Accrued Expense | | -5989000.0 | 24375000.0 | 46502000.0 | -6443000.0 | 19608000.0 |
| Change In Prepaid Assets | 7231000.0 | | | | | |
| Change In Working Capital | | -10387000.0 | 11965000.0 | 20892000.0 | -2058000.0 | 17591000.0 |
| Changes In Cash | | -364931000.0 | 443557000.0 | -477791000.0 | -679454000.0 | -64828000.0 |
| Common Stock Dividend Paid | | -539033000.0 | -638129000.0 | -689244000.0 | -701112000.0 | -712842000.0 |
| Common Stock Issuance | 933790000.0 | 98367000.0 | 0.0 | 0.0 | | |
| Common Stock Payments | | | 0.0 | 0.0 | | -53207000.0 |
| Depreciation | | | 674287000.0 | 714326000.0 | | 746933000.0 |
| Depreciation Amortization Depletion | | 638114000.0 | 674287000.0 | 714326000.0 | 730992000.0 | 746933000.0 |
| Depreciation And Amortization | | 638114000.0 | 674287000.0 | 714326000.0 | 730992000.0 | 746933000.0 |
| Dividends Received CFI | | 6119000.0 | 13227000.0 | 18684000.0 | 24584000.0 | 19578000.0 |
| Earnings Losses From Equity Investments | | 11433000.0 | 20620000.0 | 31063000.0 | 30551000.0 | 13958000.0 |
| End Cash Position | | 453927000.0 | 897484000.0 | 419693000.0 | 283724000.0 | 354865000.0 |
| Financing Cash Flow | | -574105000.0 | 110021000.0 | -1093726000.0 | -1126270000.0 | -618491000.0 |
| Free Cash Flow | | 815517000.0 | 885986000.0 | 862411000.0 | 898276000.0 | 963478000.0 |
| Gain Loss On Investment Securities | | -77274000.0 | -174165000.0 | -232131000.0 | -266858000.0 | -223223000.0 |
| Gain Loss On Sale Of PPE | -60008000.0 | | | | | |
| Income Tax Paid Supplemental Data | | 1534000.0 | 245000.0 | 158000.0 | 131000.0 | 84000.0 |
| Interest Paid Supplemental Data | | 275730000.0 | 290649000.0 | 321328000.0 | 317370000.0 | 322944000.0 |
| Investing Cash Flow | | -814413000.0 | -773552000.0 | -465870000.0 | -682585000.0 | -652567000.0 |
| Issuance Of Capital Stock | 933790000.0 | 98367000.0 | 0.0 | 0.0 | | |
| Issuance Of Debt | | 1453434000.0 | 940144000.0 | 2994275000.0 | 3264275000.0 | 1141862000.0 |
| Long Term Debt Issuance | | 1453434000.0 | 940144000.0 | 2994275000.0 | 3264275000.0 | 1141862000.0 |
| Long Term Debt Payments | | -1542249000.0 | -170725000.0 | -3325749000.0 | -3619017000.0 | -973798000.0 |
| Net Business Purchase And Sale | | -167728000.0 | -442000.0 | -44186000.0 | -18131000.0 | -45682000.0 |
| Net Common Stock Issuance | | 98367000.0 | 0.0 | 0.0 | | -53207000.0 |
| Net Income From Continuing Operations | | 384799000.0 | 521028000.0 | 455365000.0 | 546797000.0 | 589909000.0 |
| Net Investment Properties Purchase And Sale | | -482503000.0 | -505457000.0 | -183368000.0 | -401796000.0 | -303316000.0 |
| Net Investment Purchase And Sale | | 60476000.0 | -32716000.0 | 27486000.0 | 26421000.0 | -2892000.0 |
| Net Issuance Payments Of Debt | | -88815000.0 | 769419000.0 | -331474000.0 | -354742000.0 | 168064000.0 |
| Net Long Term Debt Issuance | | -88815000.0 | 769419000.0 | -331474000.0 | -354742000.0 | 168064000.0 |
| Net Other Financing Charges | | -44624000.0 | -21269000.0 | -73008000.0 | -70416000.0 | -20506000.0 |
| Net Other Investing Changes | | -22707000.0 | -27062000.0 | -65092000.0 | -82538000.0 | -77503000.0 |
| Net Short Term Debt Issuance | 0.0 | 0.0 | | | | |
| Operating Cash Flow | | 1023587000.0 | 1107088000.0 | 1081805000.0 | 1129401000.0 | 1206230000.0 |
| Operating Gains Losses | | -65841000.0 | -153545000.0 | -201068000.0 | -236307000.0 | -209265000.0 |
| Other Non Cash Items | | 47630000.0 | 23423000.0 | 63866000.0 | 58285000.0 | 32575000.0 |
| Purchase Of Business | | -167728000.0 | -442000.0 | -44186000.0 | -18131000.0 | -45682000.0 |
| Purchase Of Investment | | -15832000.0 | -33577000.0 | -4718000.0 | -5342000.0 | -2892000.0 |
| Purchase Of Investment Properties | | -722537000.0 | -993512000.0 | -768544000.0 | -1035913000.0 | -801422000.0 |
| Repayment Of Debt | | -1542249000.0 | -170725000.0 | -3325749000.0 | -3619017000.0 | -973798000.0 |
| Repurchase Of Capital Stock | | | 0.0 | 0.0 | | -53207000.0 |
| Sale Of Investment | | 76308000.0 | 861000.0 | 32204000.0 | 31763000.0 | 0.0 |
| Sale Of Investment Properties | | 240034000.0 | 488055000.0 | 585176000.0 | 634117000.0 | 498106000.0 |
| Short Term Debt Issuance | 400000000.0 | 130000000.0 | | | | |
| Short Term Debt Payments | -400000000.0 | -130000000.0 | | | | |
| Stock Based Compensation | | 28962000.0 | 29503000.0 | 27918000.0 | 31147000.0 | 27830000.0 |
