| | 2020-12-31 | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-06-30 |
| Amortization Cash Flow | | 302000000.0 | 301000000.0 | 314000000.0 | 334000000.0 | |
| Amortization Of Intangibles | | 302000000.0 | 301000000.0 | 314000000.0 | 334000000.0 | |
| Amortization Of Securities | | 305000000.0 | 368000000.0 | 410000000.0 | 481000000.0 | |
| Asset Impairment Charge | 12515000000.0 | -65000000.0 | -347000000.0 | | | |
| Beginning Cash Position | | 844000000.0 | 1757000000.0 | 1655000000.0 | 2900000000.0 | 2953000000.0 |
| Capital Expenditure | | -1180000000.0 | -1715000000.0 | -2092000000.0 | -2129000000.0 | -2036000000.0 |
| Capital Expenditure Reported | | -1180000000.0 | -1715000000.0 | -2092000000.0 | -2129000000.0 | -2036000000.0 |
| Cash Dividends Paid | | -699000000.0 | -848000000.0 | -1317000000.0 | -1533000000.0 | -1555000000.0 |
| Cash Flow From Continuing Financing Activities | | -2824000000.0 | -2382000000.0 | -2512000000.0 | -2772000000.0 | -4715000000.0 |
| Cash Flow From Continuing Investing Activities | | -919000000.0 | -1388000000.0 | -2783000000.0 | -3145000000.0 | -1687000000.0 |
| Cash Flow From Continuing Operating Activities | | 4651000000.0 | 3720000000.0 | 6637000000.0 | 6602000000.0 | 6641000000.0 |
| Change In Account Payable | | 160000000.0 | 704000000.0 | 724000000.0 | -994000000.0 | -609000000.0 |
| Change In Income Tax Payable | | -154000000.0 | 96000000.0 | -62000000.0 | -51000000.0 | -46000000.0 |
| Change In Inventory | | 75000000.0 | -737000000.0 | -254000000.0 | -101000000.0 | -240000000.0 |
| Change In Other Current Assets | | 385000000.0 | -89000000.0 | 111000000.0 | 16000000.0 | -44000000.0 |
| Change In Other Current Liabilities | | -26000000.0 | 23000000.0 | -76000000.0 | 32000000.0 | 86000000.0 |
| Change In Other Working Capital | -6000000.0 | | | | | |
| Change In Payable | | 6000000.0 | 800000000.0 | 662000000.0 | -1045000000.0 | -655000000.0 |
| Change In Payables And Accrued Expense | | 6000000.0 | 800000000.0 | 662000000.0 | -1045000000.0 | -655000000.0 |
| Change In Receivables | | -36000000.0 | -1728000000.0 | -659000000.0 | -236000000.0 | 39000000.0 |
| Change In Tax Payable | | -154000000.0 | 96000000.0 | -62000000.0 | -51000000.0 | -46000000.0 |
| Change In Working Capital | | 404000000.0 | -1731000000.0 | -216000000.0 | -1334000000.0 | -814000000.0 |
| Changes In Cash | | 908000000.0 | -50000000.0 | 1342000000.0 | 685000000.0 | 239000000.0 |
| Common Stock Dividend Paid | | -699000000.0 | -848000000.0 | -1317000000.0 | -1533000000.0 | -1555000000.0 |
| Common Stock Payments | | 0.0 | 0.0 | -694000000.0 | -1737000000.0 | -3302000000.0 |
| Deferred Income Tax | | -31000000.0 | -39000000.0 | 28000000.0 | -41000000.0 | -72000000.0 |
| Deferred Tax | | -31000000.0 | -39000000.0 | 28000000.0 | -41000000.0 | -72000000.0 |
| Depreciation | | 1402000000.0 | 1368000000.0 | 1445000000.0 | 1551000000.0 | |
| Depreciation Amortization Depletion | | 1704000000.0 | 1669000000.0 | 1759000000.0 | 1885000000.0 | 1927000000.0 |
| Depreciation And Amortization | | 1704000000.0 | 1669000000.0 | 1759000000.0 | 1885000000.0 | 1927000000.0 |
| Earnings Losses From Equity Investments | | 10000000.0 | -96000000.0 | -132000000.0 | -18000000.0 | -77000000.0 |
| Effect Of Exchange Rate Changes | | 5000000.0 | -52000000.0 | -97000000.0 | -41000000.0 | 44000000.0 |
| End Cash Position | | 1757000000.0 | 1655000000.0 | 2900000000.0 | 3544000000.0 | 3192000000.0 |
| Financing Cash Flow | | -2824000000.0 | -2382000000.0 | -2512000000.0 | -2772000000.0 | -4715000000.0 |
| Free Cash Flow | | 3471000000.0 | 2005000000.0 | 4545000000.0 | 4473000000.0 | 4605000000.0 |
| Income Tax Paid Supplemental Data | | 591000000.0 | 716000000.0 | 1064000000.0 | 1140000000.0 | |
| Interest Paid Supplemental Data | | 560000000.0 | 562000000.0 | 503000000.0 | 510000000.0 | |
| Investing Cash Flow | | -919000000.0 | -1388000000.0 | -2783000000.0 | -3145000000.0 | -1687000000.0 |
| Issuance Of Debt | | 34000000.0 | 0.0 | 994000000.0 | 1475000000.0 | 707000000.0 |
| Long Term Debt Issuance | | 34000000.0 | 0.0 | 994000000.0 | 1475000000.0 | 707000000.0 |
| Long Term Debt Payments | | -2076000000.0 | -1650000000.0 | -1578000000.0 | -955000000.0 | -529000000.0 |
| Net Business Purchase And Sale | | 6000000.0 | 897000000.0 | -105000000.0 | -553000000.0 | -95000000.0 |
| Net Common Stock Issuance | | 0.0 | 0.0 | -694000000.0 | -1737000000.0 | -3302000000.0 |
| Net Income From Continuing Operations | | 1928000000.0 | 3492000000.0 | 4275000000.0 | 4579000000.0 | 4213000000.0 |
| Net Investment Properties Purchase And Sale | | 0.0 | 120000000.0 | 0.0 | 0.0 | |
| Net Investment Purchase And Sale | | 313000000.0 | -597000000.0 | -478000000.0 | -570000000.0 | 366000000.0 |
| Net Issuance Payments Of Debt | | -2147000000.0 | -1613000000.0 | -582000000.0 | 405000000.0 | 54000000.0 |
| Net Long Term Debt Issuance | | -2042000000.0 | -1650000000.0 | -584000000.0 | 520000000.0 | 178000000.0 |
| Net Other Financing Charges | | -115000000.0 | -144000000.0 | -200000000.0 | -155000000.0 | -153000000.0 |
| Net Other Investing Changes | | -58000000.0 | -93000000.0 | -108000000.0 | 107000000.0 | 78000000.0 |
| Net Short Term Debt Issuance | | -105000000.0 | 37000000.0 | 2000000.0 | -115000000.0 | -124000000.0 |
| Operating Cash Flow | | 4651000000.0 | 3720000000.0 | 6637000000.0 | 6602000000.0 | 6641000000.0 |
| Operating Gains Losses | | 10000000.0 | -96000000.0 | -132000000.0 | -18000000.0 | -77000000.0 |
| Other Non Cash Items | | 7000000.0 | -256000000.0 | 220000000.0 | 734000000.0 | 603000000.0 |
| Pension And Employee Benefit Expense | -16000000.0 | | | | | |
| Proceeds From Stock Option Exercised | | 137000000.0 | 223000000.0 | 281000000.0 | 248000000.0 | 241000000.0 |
| Purchase Of Business | | -103000000.0 | -58000000.0 | -242000000.0 | -553000000.0 | -95000000.0 |
| Purchase Of Investment | | -474000000.0 | -846000000.0 | -692000000.0 | -722000000.0 | -738000000.0 |
| Repayment Of Debt | | -2076000000.0 | -1650000000.0 | -1578000000.0 | -955000000.0 | -538000000.0 |
| Repurchase Of Capital Stock | | 0.0 | 0.0 | -694000000.0 | -1737000000.0 | -3302000000.0 |
| Sale Of Business | | 109000000.0 | 955000000.0 | 137000000.0 | 0.0 | |
| Sale Of Investment | | 787000000.0 | 249000000.0 | 214000000.0 | 152000000.0 | 1104000000.0 |
| Sale Of Investment Properties | | 0.0 | 120000000.0 | 0.0 | 0.0 | |
| Stock Based Compensation | | 324000000.0 | 313000000.0 | 293000000.0 | 316000000.0 | 311000000.0 |