| | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-06-30 | 2025-12-31 |
| Amortization Cash Flow | | 147000000.0 | 166000000.0 | 178000000.0 | 195000000.0 | 312000000.0 |
| Amortization Of Intangibles | | 147000000.0 | 166000000.0 | 178000000.0 | 195000000.0 | 312000000.0 |
| Amortization Of Securities | 100000.0 | 200000.0 | 3500000.0 | | | |
| Beginning Cash Position | | 1470000000.0 | 2033000000.0 | 2303000000.0 | 2974000000.0 | 2502000000.0 |
| Capital Expenditure | | -52000000.0 | -69000000.0 | -82000000.0 | -75000000.0 | -68000000.0 |
| Cash Dividends Paid | | -120000000.0 | -135000000.0 | -154000000.0 | -165000000.0 | -193000000.0 |
| Cash Flow From Continuing Financing Activities | | 1726000000.0 | -187000000.0 | -64000000.0 | 7542000000.0 | 7713000000.0 |
| Cash Flow From Continuing Investing Activities | | -1913000000.0 | -587000000.0 | -898000000.0 | -1008000000.0 | -7914000000.0 |
| Cash Flow From Continuing Operating Activities | | 881000000.0 | 1010000000.0 | 1174000000.0 | 1339000000.0 | 1450000000.0 |
| Change In Account Payable | | 124000000.0 | 260000000.0 | -47000000.0 | 12000000.0 | 11000000.0 |
| Change In Accrued Expense | | 37000000.0 | 43000000.0 | 35000000.0 | 12000000.0 | 18000000.0 |
| Change In Other Current Assets | | -18000000.0 | -117000000.0 | -98000000.0 | -29000000.0 | -44000000.0 |
| Change In Other Current Liabilities | | 651000000.0 | -793000000.0 | 1444000000.0 | 354000000.0 | -1288000000.0 |
| Change In Other Working Capital | | 20000000.0 | 50000000.0 | 115000000.0 | 30000000.0 | 177000000.0 |
| Change In Payable | | 124000000.0 | 260000000.0 | -47000000.0 | 12000000.0 | 11000000.0 |
| Change In Payables And Accrued Expense | | 161000000.0 | 303000000.0 | -12000000.0 | 24000000.0 | 29000000.0 |
| Change In Prepaid Assets | | -1000000.0 | -68000000.0 | -58000000.0 | -46000000.0 | -182000000.0 |
| Change In Receivables | | -829000000.0 | 600000000.0 | -1496000000.0 | -379000000.0 | 1261000000.0 |
| Change In Working Capital | | -16000000.0 | -25000000.0 | -105000000.0 | -46000000.0 | -47000000.0 |
| Changes In Account Receivables | | -829000000.0 | 600000000.0 | -1496000000.0 | -379000000.0 | 1261000000.0 |
| Changes In Cash | | 694000000.0 | 236000000.0 | 212000000.0 | 7873000000.0 | 1249000000.0 |
| Common Stock Dividend Paid | | -120000000.0 | -135000000.0 | -154000000.0 | -165000000.0 | -193000000.0 |
| Common Stock Issuance | | | 0.0 | 0.0 | | 4315000000.0 |
| Common Stock Payments | | -123000000.0 | -40000000.0 | -55000000.0 | -42000000.0 | -142000000.0 |
| Deferred Income Tax | | 43000000.0 | 12000000.0 | 13000000.0 | 14000000.0 | -7000000.0 |
| Deferred Tax | | 43000000.0 | 12000000.0 | 13000000.0 | 14000000.0 | -7000000.0 |
| Depreciation | | 39000000.0 | 40000000.0 | 44000000.0 | 46000000.0 | 55000000.0 |
| Depreciation Amortization Depletion | | 186000000.0 | 206000000.0 | 222000000.0 | 241000000.0 | 367000000.0 |
| Depreciation And Amortization | | 186000000.0 | 206000000.0 | 222000000.0 | 241000000.0 | 367000000.0 |
| Effect Of Exchange Rate Changes | | -131000000.0 | 34000000.0 | -13000000.0 | 72000000.0 | 64000000.0 |
| End Cash Position | | 2033000000.0 | 2303000000.0 | 2502000000.0 | 10847000000.0 | 3815000000.0 |
| Financing Cash Flow | | 1726000000.0 | -187000000.0 | -64000000.0 | 7542000000.0 | 7713000000.0 |
| Free Cash Flow | | 829000000.0 | 941000000.0 | 1092000000.0 | 1264000000.0 | 1382000000.0 |
| Gain Loss On Investment Securities | | -4000000.0 | -140000000.0 | -29000000.0 | 2000000.0 | 3000000.0 |
| Gain Loss On Sale Of Business | -7100000.0 | -3600000.0 | -140300000.0 | | | |
| Income Tax Paid Supplemental Data | | 122000000.0 | 218000000.0 | 302000000.0 | 303000000.0 | 371000000.0 |
| Interest Paid Supplemental Data | | 120000000.0 | 186000000.0 | 195000000.0 | 191000000.0 | 284000000.0 |
| Investing Cash Flow | | -1913000000.0 | -587000000.0 | -898000000.0 | -1008000000.0 | -7914000000.0 |
| Issuance Of Capital Stock | | | 0.0 | 0.0 | | 4315000000.0 |
| Issuance Of Debt | | 2350000000.0 | 420000000.0 | 1099000000.0 | 4692000000.0 | 4642000000.0 |
| Long Term Debt Issuance | | 2350000000.0 | 420000000.0 | 1099000000.0 | 4692000000.0 | 4642000000.0 |
| Long Term Debt Payments | | -411000000.0 | -571000000.0 | -1069000000.0 | -1232000000.0 | -825000000.0 |
| Net Business Purchase And Sale | | -1868000000.0 | -524000000.0 | -820000000.0 | -931000000.0 | -7845000000.0 |
| Net Common Stock Issuance | | -123000000.0 | -40000000.0 | -55000000.0 | 4273000000.0 | 4173000000.0 |
| Net Foreign Currency Exchange Gain Loss | 500000.0 | -600000.0 | 200000.0 | | | |
| Net Income From Continuing Operations | | 672000000.0 | 871000000.0 | 1002000000.0 | 1018000000.0 | 1067000000.0 |
| Net Investment Purchase And Sale | -1600000.0 | 7000000.0 | 6000000.0 | 4000000.0 | | |
| Net Issuance Payments Of Debt | | 1939000000.0 | -151000000.0 | 30000000.0 | 3460000000.0 | 3817000000.0 |
| Net Long Term Debt Issuance | | 1939000000.0 | -151000000.0 | 30000000.0 | 3460000000.0 | 3817000000.0 |
| Net Other Financing Charges | | -8000000.0 | 99000000.0 | 71000000.0 | -70000000.0 | -132000000.0 |
| Net Other Investing Changes | | | 6000000.0 | 4000000.0 | | -1000000.0 |
| Net PPEPurchase And Sale | | -52000000.0 | -69000000.0 | -82000000.0 | -75000000.0 | -68000000.0 |
| Net Short Term Debt Issuance | 0.0 | 0.0 | 100000000.0 | | | |
| Operating Cash Flow | | 881000000.0 | 1010000000.0 | 1174000000.0 | 1339000000.0 | 1450000000.0 |
| Operating Gains Losses | | -4000000.0 | -140000000.0 | -29000000.0 | 2000000.0 | 3000000.0 |
| Other Non Cash Items | | -66000000.0 | -3000000.0 | -30000000.0 | 9000000.0 | 28000000.0 |
| Proceeds From Stock Option Exercised | | 38000000.0 | 40000000.0 | 44000000.0 | | 48000000.0 |
| Purchase Of Business | | -1928000000.0 | -631000000.0 | -890000000.0 | -953000000.0 | -7854000000.0 |
| Purchase Of Investment | -12400000.0 | 0.0 | -7200000.0 | -7000000.0 | | |
| Purchase Of PPE | | -52000000.0 | -69000000.0 | -82000000.0 | -75000000.0 | -68000000.0 |
| Repayment Of Debt | | -411000000.0 | -571000000.0 | -1069000000.0 | -1232000000.0 | -825000000.0 |
| Repurchase Of Capital Stock | | -123000000.0 | -40000000.0 | -55000000.0 | -42000000.0 | -142000000.0 |
| Sale Of Business | | 60000000.0 | 107000000.0 | 70000000.0 | 22000000.0 | 9000000.0 |
| Sale Of Investment | 10800000.0 | 7000000.0 | 13200000.0 | 11000000.0 | | |
| Sale Of PPE | 16600000.0 | 60400000.0 | 106600000.0 | | | |
| Short Term Debt Issuance | 0.0 | 350000000.0 | 420000000.0 | | | |
| Short Term Debt Payments | 0.0 | -350000000.0 | -320000000.0 | | | |
| Stock Based Compensation | | 66000000.0 | 89000000.0 | 101000000.0 | 101000000.0 | 93000000.0 |
| Unrealized Gain Loss On Investment Securities | | | 0.0 | 0.0 | | -54000000.0 |