| | 2020-09-30 | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-12-31 |
| Asset Impairment Charge | | | 14000000.0 | 15000000.0 | 1639000000.0 | 1513000000.0 |
| Beginning Cash Position | | | 536000000.0 | 1508000000.0 | 1805000000.0 | 962000000.0 |
| Capital Expenditure | | | -543000000.0 | -568000000.0 | -435000000.0 | -343000000.0 |
| Capital Expenditure Reported | | | -543000000.0 | -568000000.0 | -435000000.0 | -343000000.0 |
| Cash Dividends Paid | | | -297000000.0 | -305000000.0 | -307000000.0 | -13000000.0 |
| Cash Flow From Continuing Financing Activities | | | 10290000000.0 | -1456000000.0 | -1313000000.0 | -513000000.0 |
| Cash Flow From Continuing Investing Activities | | | -11141000000.0 | -134000000.0 | -470000000.0 | -349000000.0 |
| Cash Flow From Continuing Operating Activities | | | 1847000000.0 | 1901000000.0 | 971000000.0 | 1134000000.0 |
| Cash From Discontinued Operating Activities | | | -28000000.0 | -2000000.0 | -5000000.0 | 12000000.0 |
| Change In Account Payable | | | -84000000.0 | 20000000.0 | -234000000.0 | 26000000.0 |
| Change In Inventory | | | -253000000.0 | 398000000.0 | 11000000.0 | 154000000.0 |
| Change In Other Current Assets | | | -13000000.0 | 285000000.0 | 1000000.0 | 167000000.0 |
| Change In Other Current Liabilities | | | 412000000.0 | -270000000.0 | -51000000.0 | -325000000.0 |
| Change In Payable | | | -84000000.0 | 20000000.0 | -234000000.0 | 26000000.0 |
| Change In Payables And Accrued Expense | | | -84000000.0 | 20000000.0 | -234000000.0 | 26000000.0 |
| Change In Receivables | | | 218000000.0 | 105000000.0 | 92000000.0 | 213000000.0 |
| Change In Working Capital | | | 280000000.0 | 538000000.0 | -181000000.0 | 235000000.0 |
| Changes In Account Receivables | | | 218000000.0 | 105000000.0 | 92000000.0 | 213000000.0 |
| Changes In Cash | | | 968000000.0 | 309000000.0 | -817000000.0 | 284000000.0 |
| Common Stock Dividend Paid | | | -297000000.0 | -305000000.0 | -307000000.0 | -13000000.0 |
| Common Stock Payments | | -1000000000.0 | -17000000.0 | 0.0 | 0.0 | |
| Deferred Income Tax | | | -835000000.0 | -972000000.0 | 213000000.0 | -278000000.0 |
| Deferred Tax | | | -835000000.0 | -972000000.0 | 213000000.0 | -278000000.0 |
| Depreciation | | | 478000000.0 | 739000000.0 | 823000000.0 | 786000000.0 |
| Depreciation Amortization Depletion | | | 478000000.0 | 739000000.0 | 823000000.0 | 786000000.0 |
| Depreciation And Amortization | | | 478000000.0 | 739000000.0 | 823000000.0 | 786000000.0 |
| Earnings Losses From Equity Investments | | | -3000000.0 | 55000000.0 | -33000000.0 | 13000000.0 |
| Effect Of Exchange Rate Changes | | | 4000000.0 | -12000000.0 | -26000000.0 | 17000000.0 |
| End Cash Position | | | 1508000000.0 | 1805000000.0 | 962000000.0 | 1263000000.0 |
| Financing Cash Flow | | | 10290000000.0 | -1456000000.0 | -1313000000.0 | -513000000.0 |
| Free Cash Flow | | | 1276000000.0 | 1331000000.0 | 531000000.0 | 803000000.0 |
| Gain Loss On Sale Of Business | | | -8000000.0 | -501000000.0 | 13000000.0 | 5000000.0 |
| Income Tax Paid Supplemental Data | | | 122000000.0 | 780000000.0 | 701000000.0 | 671000000.0 |
| Interest Paid Supplemental Data | | | 273000000.0 | 237000000.0 | 349000000.0 | 255000000.0 |
| Investing Cash Flow | | | -11141000000.0 | -134000000.0 | -470000000.0 | -349000000.0 |
| Issuance Of Debt | | | 11305000000.0 | 3453000000.0 | 503000000.0 | 4966000000.0 |
| Long Term Debt Issuance | 0.0 | | 10769000000.0 | 3001000000.0 | 328000000.0 | 4352000000.0 |
| Long Term Debt Payments | | | -526000000.0 | -3660000000.0 | -1033000000.0 | -4652000000.0 |
| Net Business Purchase And Sale | | | -10541000000.0 | 532000000.0 | 0.0 | 21000000.0 |
| Net Common Stock Issuance | | -1000000000.0 | -17000000.0 | 0.0 | 0.0 | |
| Net Income From Continuing Operations | | | 1902000000.0 | 1947000000.0 | -1534000000.0 | -1151000000.0 |
| Net Investment Purchase And Sale | | 516000000.0 | 0.0 | 0.0 | 17000000.0 | |
| Net Issuance Payments Of Debt | | | 10779000000.0 | -1088000000.0 | -948000000.0 | -323000000.0 |
| Net Long Term Debt Issuance | | | 10243000000.0 | -659000000.0 | -705000000.0 | -300000000.0 |
| Net Other Financing Charges | | | -175000000.0 | -63000000.0 | -58000000.0 | -177000000.0 |
| Net Other Investing Changes | | | -57000000.0 | -98000000.0 | -35000000.0 | -27000000.0 |
| Net Short Term Debt Issuance | | | 536000000.0 | -429000000.0 | -243000000.0 | -23000000.0 |
| Operating Cash Flow | | | 1819000000.0 | 1899000000.0 | 966000000.0 | 1146000000.0 |
| Operating Gains Losses | | | 70000000.0 | -379000000.0 | 8000000.0 | -30000000.0 |
| Other Non Cash Items | | | -122000000.0 | -27000000.0 | -29000000.0 | 35000000.0 |
| Pension And Employee Benefit Expense | | | 81000000.0 | 67000000.0 | 28000000.0 | -48000000.0 |
| Proceeds From Stock Option Exercised | | 0.0 | 0.0 | 0.0 | 1000000.0 | |
| Purchase Of Business | | -1142000000.0 | -10589000000.0 | | 0.0 | 0.0 |
| Purchase Of Investment | | 0.0 | 0.0 | | | |
| Repayment Of Debt | | | -526000000.0 | -4541000000.0 | -1451000000.0 | -5289000000.0 |
| Repurchase Of Capital Stock | | -1000000000.0 | -17000000.0 | 0.0 | 0.0 | |
| Sale Of Business | | | 48000000.0 | 532000000.0 | 0.0 | 21000000.0 |
| Sale Of Investment | | 516000000.0 | 0.0 | 0.0 | 17000000.0 | |
| Short Term Debt Issuance | | | 536000000.0 | 452000000.0 | 175000000.0 | 614000000.0 |
| Short Term Debt Payments | | | 0.0 | -881000000.0 | -418000000.0 | -637000000.0 |
| Stock Based Compensation | | | 60000000.0 | 40000000.0 | 32000000.0 | 24000000.0 |