| | 2019-12-31 | 2020-12-31 | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-09-30 |
| Asset Impairment Charge | 1197000000.0 | 8426000000.0 | 0.0 | 0.0 | | |
| Beginning Cash Position | | 1395000000.0 | 416000000.0 | 5294000000.0 | 8631000000.0 | 8456000000.0 |
| Capital Expenditure | | -2787000000.0 | -1464000000.0 | -2420000000.0 | -1890000000.0 | -2255000000.0 |
| Cash Dividends Paid | | -1510000000.0 | -1484000000.0 | -1279000000.0 | -1261000000.0 | -1173000000.0 |
| Cash Flow From Continuing Financing Activities | | -135000000.0 | -14419000000.0 | -13647000000.0 | -14207000000.0 | -12296000000.0 |
| Cash Flow From Continuing Investing Activities | | -2922000000.0 | -6517000000.0 | 623000000.0 | -3095000000.0 | 263000000.0 |
| Cash Flow From Continuing Operating Activities | | 807000000.0 | 8384000000.0 | 16319000000.0 | 14117000000.0 | 7581000000.0 |
| Cash Flow From Discontinued Operation | | -6000000.0 | 140000000.0 | 0.0 | 0.0 | |
| Cash From Discontinued Investing Activities | | -335000000.0 | 21314000000.0 | 0.0 | 0.0 | |
| Cash From Discontinued Operating Activities | | 1612000000.0 | -4024000000.0 | 42000000.0 | 0.0 | |
| Change In Inventory | | 1750000000.0 | -33000000.0 | -787000000.0 | -489000000.0 | 236000000.0 |
| Change In Other Working Capital | -9000000.0 | -19000000.0 | 3000000.0 | | -7000000.0 | -3187000000.0 |
| Change In Payables And Accrued Expense | | -2927000000.0 | 6260000000.0 | 1909000000.0 | -1316000000.0 | |
| Change In Receivables | | 1465000000.0 | -5299000000.0 | -2315000000.0 | 1972000000.0 | 2500000000.0 |
| Change In Working Capital | | 269000000.0 | 931000000.0 | -1193000000.0 | 160000000.0 | -1767000000.0 |
| Changes In Account Receivables | -1717000000.0 | 1465000000.0 | | | | |
| Changes In Cash | | -979000000.0 | 4878000000.0 | 3337000000.0 | -3185000000.0 | -4452000000.0 |
| Common Stock Dividend Paid | | -1510000000.0 | -1484000000.0 | -1279000000.0 | -1261000000.0 | -1173000000.0 |
| Common Stock Issuance | | 11000000.0 | 106000000.0 | 243000000.0 | 62000000.0 | 21000000.0 |
| Common Stock Payments | | 0.0 | -4654000000.0 | -11922000000.0 | -11572000000.0 | -10320000000.0 |
| Deferred Income Tax | | -2048000000.0 | 1920000000.0 | -265000000.0 | 107000000.0 | 39000000.0 |
| Deferred Tax | | -2048000000.0 | 1920000000.0 | -265000000.0 | 107000000.0 | 39000000.0 |
| Depreciation Amortization Depletion | | 3375000000.0 | 3364000000.0 | 3215000000.0 | 3307000000.0 | 3339000000.0 |
| Depreciation And Amortization | | 3375000000.0 | 3364000000.0 | 3215000000.0 | 3307000000.0 | 3339000000.0 |
| Dividend Received CFO | | 577000000.0 | 652000000.0 | 772000000.0 | 941000000.0 | 1137000000.0 |
| Earnings Losses From Equity Investments | | 935000000.0 | -458000000.0 | -655000000.0 | -742000000.0 | -991000000.0 |
| End Cash Position | | 416000000.0 | 5294000000.0 | 8631000000.0 | 5446000000.0 | 4004000000.0 |
| Financing Cash Flow | | -135000000.0 | -14419000000.0 | -13647000000.0 | -14207000000.0 | -12296000000.0 |
| Free Cash Flow | | -368000000.0 | 2896000000.0 | 13941000000.0 | 12227000000.0 | 5326000000.0 |
| Gain Loss On Investment Securities | | 45000000.0 | 16000000.0 | -147000000.0 | 70000000.0 | 77000000.0 |
| Income Tax Paid Supplemental Data | 491000000.0 | | 2436000000.0 | 4869000000.0 | 2751000000.0 | 1483000000.0 |
| Interest Paid Supplemental Data | 1174000000.0 | 1235000000.0 | 1252000000.0 | 1084000000.0 | 1225000000.0 | 1232000000.0 |
| Investing Cash Flow | | -3257000000.0 | 14797000000.0 | 623000000.0 | -3095000000.0 | 263000000.0 |
| Issuance Of Capital Stock | | 11000000.0 | 106000000.0 | 243000000.0 | 62000000.0 | 21000000.0 |
| Issuance Of Debt | | 19137000000.0 | 19564000000.0 | 3379000000.0 | 1589000000.0 | 1631000000.0 |
| Long Term Debt Issuance | | 17082000000.0 | 12150000000.0 | 3379000000.0 | 1589000000.0 | 1631000000.0 |
| Long Term Debt Payments | | -15380000000.0 | -17400000000.0 | -2280000000.0 | -1079000000.0 | -828000000.0 |
| Net Business Purchase And Sale | | 0.0 | 0.0 | -413000000.0 | -246000000.0 | -868000000.0 |
| Net Common Stock Issuance | | 11000000.0 | -4548000000.0 | -11679000000.0 | -11510000000.0 | -10299000000.0 |
| Net Income From Continuing Operations | | -9977000000.0 | 11001000000.0 | 16050000000.0 | 11172000000.0 | 6159000000.0 |
| Net Investment Purchase And Sale | | -348000000.0 | -5719000000.0 | 2542000000.0 | -1697000000.0 | 3178000000.0 |
| Net Issuance Payments Of Debt | | 2726000000.0 | -6273000000.0 | 1099000000.0 | 510000000.0 | 803000000.0 |
| Net Long Term Debt Issuance | | 1702000000.0 | -5250000000.0 | 1099000000.0 | 510000000.0 | 803000000.0 |
| Net Other Financing Charges | | -1362000000.0 | -2114000000.0 | -1788000000.0 | -1946000000.0 | -1627000000.0 |
| Net Other Investing Changes | | 213000000.0 | 666000000.0 | 914000000.0 | 738000000.0 | 208000000.0 |
| Net PPEPurchase And Sale | | -2787000000.0 | -1464000000.0 | -2420000000.0 | -1890000000.0 | -2255000000.0 |
| Net Short Term Debt Issuance | | 1024000000.0 | -1023000000.0 | 0.0 | 0.0 | |
| Operating Cash Flow | | 2419000000.0 | 4360000000.0 | 16361000000.0 | 14117000000.0 | 7581000000.0 |
| Operating Gains Losses | | 1130000000.0 | -962000000.0 | -1691000000.0 | -1080000000.0 | -985000000.0 |
| Other Cash Adjustment Outside Changein Cash | -134000000.0 | -140000000.0 | 0.0 | 0.0 | | |
| Other Non Cash Items | | -945000000.0 | -8522000000.0 | -569000000.0 | -490000000.0 | -341000000.0 |
| Pension And Employee Benefit Expense | | 220000000.0 | -499000000.0 | 172000000.0 | -191000000.0 | 37000000.0 |
| Purchase Of Business | | 0.0 | 0.0 | -413000000.0 | -246000000.0 | -868000000.0 |
| Purchase Of Investment | | -485000000.0 | -12708000000.0 | -6428000000.0 | -9102000000.0 | -5002000000.0 |
| Purchase Of PPE | | -2787000000.0 | -1464000000.0 | -2420000000.0 | -1890000000.0 | -2255000000.0 |
| Repayment Of Debt | | -16411000000.0 | -25837000000.0 | -2280000000.0 | -1079000000.0 | -828000000.0 |
| Repurchase Of Capital Stock | | 0.0 | -4654000000.0 | -11922000000.0 | -11572000000.0 | -10320000000.0 |
| Sale Of Investment | | 137000000.0 | 6989000000.0 | 8970000000.0 | 7405000000.0 | 8180000000.0 |
| Short Term Debt Issuance | | 2055000000.0 | 7414000000.0 | 0.0 | 0.0 | |
| Short Term Debt Payments | | -1031000000.0 | -8437000000.0 | 0.0 | 0.0 | |
