| | 2020-12-31 | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 |
| Amortization Cash Flow | | 622000000.0 | 610000000.0 | 749000000.0 | 1012000000.0 |
| Amortization Of Intangibles | | 622000000.0 | 610000000.0 | 749000000.0 | 1012000000.0 |
| Beginning Cash Position | | 83619000000.0 | 147976000000.0 | 150343000000.0 | 80750000000.0 |
| Capital Expenditure | | -452000000.0 | -482000000.0 | -489000000.0 | -752000000.0 |
| Capital Expenditure Reported | | -452000000.0 | -482000000.0 | -489000000.0 | -752000000.0 |
| Cash Dividends Paid | | -747000000.0 | -853000000.0 | -955000000.0 | -1039000000.0 |
| Cash Flow From Continuing Financing Activities | | 62026000000.0 | -1841000000.0 | -64345000000.0 | 79000000.0 |
| Cash Flow From Continuing Investing Activities | | -786000000.0 | 677000000.0 | -8797000000.0 | -921000000.0 |
| Cash Flow From Continuing Operating Activities | | 3123000000.0 | 3554000000.0 | 3542000000.0 | 4609000000.0 |
| Change In Account Payable | | -150000000.0 | 166000000.0 | -144000000.0 | 237000000.0 |
| Change In Other Current Assets | | -100000000.0 | -196000000.0 | -41000000.0 | -106000000.0 |
| Change In Other Current Liabilities | | 134000000.0 | 160000000.0 | -116000000.0 | 54000000.0 |
| Change In Other Working Capital | | 34000000.0 | -27000000.0 | -16000000.0 | 27000000.0 |
| Change In Payable | | -150000000.0 | 166000000.0 | -144000000.0 | 237000000.0 |
| Change In Payables And Accrued Expense | | -150000000.0 | 166000000.0 | -144000000.0 | 237000000.0 |
| Change In Receivables | | -5000000.0 | 20000000.0 | -71000000.0 | -149000000.0 |
| Change In Working Capital | | -87000000.0 | 123000000.0 | -388000000.0 | 63000000.0 |
| Changes In Account Receivables | | -5000000.0 | 20000000.0 | -71000000.0 | -149000000.0 |
| Changes In Cash | | 64363000000.0 | 2390000000.0 | -69600000000.0 | 3767000000.0 |
| Common Stock Dividend Paid | | -747000000.0 | -853000000.0 | -955000000.0 | -1039000000.0 |
| Common Stock Payments | | -320000000.0 | -705000000.0 | -78000000.0 | -81000000.0 |
| Deferred Income Tax | | 537000000.0 | -593000000.0 | -329000000.0 | -142000000.0 |
| Deferred Tax | | 537000000.0 | -593000000.0 | -329000000.0 | -142000000.0 |
| Depreciation | | 387000000.0 | 421000000.0 | 466000000.0 | 525000000.0 |
| Depreciation Amortization Depletion | | 1009000000.0 | 1031000000.0 | 1215000000.0 | 1537000000.0 |
| Depreciation And Amortization | | 1009000000.0 | 1031000000.0 | 1215000000.0 | 1537000000.0 |
| Earnings Losses From Equity Investments | | 42000000.0 | 1340000000.0 | 122000000.0 | 62000000.0 |
| Effect Of Exchange Rate Changes | | -6000000.0 | -23000000.0 | 7000000.0 | -14000000.0 |
| End Cash Position | | 147976000000.0 | 150343000000.0 | 80750000000.0 | 84503000000.0 |
| Financing Cash Flow | | 62026000000.0 | -1841000000.0 | -64345000000.0 | 79000000.0 |
| Free Cash Flow | | 2671000000.0 | 3072000000.0 | 3053000000.0 | 3857000000.0 |
| Gain Loss On Investment Securities | | -1261000000.0 | -41000000.0 | 4000000.0 | 1000000.0 |
| Gain Loss On Sale Of Business | 0.0 | -1419000000.0 | 0.0 | 0.0 | |
| Income Tax Paid Supplemental Data | | 1057000000.0 | 882000000.0 | 909000000.0 | 957000000.0 |
| Interest Paid Supplemental Data | | 406000000.0 | 550000000.0 | 727000000.0 | 870000000.0 |
| Investing Cash Flow | | -786000000.0 | 677000000.0 | -8797000000.0 | -921000000.0 |
| Issuance Of Debt | | 0.0 | 7891000000.0 | 2400000000.0 | 739000000.0 |
| Long Term Debt Issuance | | 0.0 | 7891000000.0 | 2400000000.0 | 739000000.0 |
| Long Term Debt Payments | | -1246000000.0 | -2705000000.0 | -2286000000.0 | -1600000000.0 |
| Net Business Purchase And Sale | | -66000000.0 | -59000000.0 | -10198000000.0 | -38000000.0 |
| Net Common Stock Issuance | | -320000000.0 | -705000000.0 | -78000000.0 | -81000000.0 |
| Net Income From Continuing Operations | | 4069000000.0 | 1498000000.0 | 2438000000.0 | 2802000000.0 |
| Net Investment Purchase And Sale | | 1121000000.0 | 670000000.0 | 175000000.0 | 46000000.0 |
| Net Issuance Payments Of Debt | | -2639000000.0 | 4174000000.0 | 2068000000.0 | -2285000000.0 |
| Net Long Term Debt Issuance | | -1246000000.0 | 5186000000.0 | 114000000.0 | -861000000.0 |
| Net Other Financing Charges | | 65732000000.0 | -4457000000.0 | -65380000000.0 | 3484000000.0 |
| Net Other Investing Changes | | -1389000000.0 | 548000000.0 | 1715000000.0 | -177000000.0 |
| Net Short Term Debt Issuance | | -1393000000.0 | -1012000000.0 | 1954000000.0 | -1424000000.0 |
| Operating Cash Flow | | 3123000000.0 | 3554000000.0 | 3542000000.0 | 4609000000.0 |
| Operating Gains Losses | | -2638000000.0 | 1299000000.0 | 126000000.0 | 63000000.0 |
| Other Non Cash Items | | 45000000.0 | 41000000.0 | 223000000.0 | 55000000.0 |
| Purchase Of Business | | -66000000.0 | -59000000.0 | -10198000000.0 | -38000000.0 |
| Purchase Of Investment | | -117000000.0 | -73000000.0 | -12000000.0 | -29000000.0 |
| Repayment Of Debt | | -1246000000.0 | -2705000000.0 | -2286000000.0 | -1600000000.0 |
| Repurchase Of Capital Stock | | -320000000.0 | -705000000.0 | -78000000.0 | -81000000.0 |
| Sale Of Business | 0.0 | 1237000000.0 | | | |
| Sale Of Investment | | 1238000000.0 | 743000000.0 | 187000000.0 | 75000000.0 |
| Short Term Debt Issuance | 1094000000.0 | 0.0 | 7891000000.0 | | |
| Short Term Debt Payments | -2004000000.0 | -2639000000.0 | -1012000000.0 | | |
| Stock Based Compensation | | 188000000.0 | 155000000.0 | 257000000.0 | 231000000.0 |
