| | 2019-12-31 | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-06-30 | 2025-12-31 |
| Asset Impairment Charge | | 0.0 | 0.0 | | | | |
| Beginning Cash Position | | | 5294000000.0 | 8631000000.0 | 5446000000.0 | 4443000000.0 | 3211000000.0 |
| Capital Expenditure | | | -2420000000.0 | -1890000000.0 | -2533000000.0 | -2819000000.0 | -3486000000.0 |
| Cash Dividends Paid | | | -1279000000.0 | -1261000000.0 | -1154000000.0 | -1129000000.0 | -1140000000.0 |
| Cash Flow From Continuing Financing Activities | | | -13647000000.0 | -14207000000.0 | -12434000000.0 | -9679000000.0 | -1924000000.0 |
| Cash Flow From Continuing Investing Activities | | | 623000000.0 | -3095000000.0 | 1534000000.0 | 444000000.0 | -5867000000.0 |
| Cash Flow From Continuing Operating Activities | | | 16319000000.0 | 14117000000.0 | 8665000000.0 | 6466000000.0 | 8253000000.0 |
| Cash Flow From Discontinued Operation | | 140000000.0 | 0.0 | 0.0 | | | |
| Cash From Discontinued Investing Activities | | 21314000000.0 | 0.0 | 0.0 | | | |
| Cash From Discontinued Operating Activities | | -4024000000.0 | 42000000.0 | 0.0 | 0.0 | | |
| Change In Inventory | | | -787000000.0 | -489000000.0 | -270000000.0 | -327000000.0 | -596000000.0 |
| Change In Other Working Capital | | | 1972000000.0 | -1325000000.0 | -448000000.0 | -1662000000.0 | -763000000.0 |
| Change In Payables And Accrued Expense | | 6260000000.0 | 1909000000.0 | -1316000000.0 | | | |
| Change In Receivables | | | -2858000000.0 | 2109000000.0 | 1117000000.0 | 1260000000.0 | 890000000.0 |
| Change In Working Capital | | | -1673000000.0 | 295000000.0 | 399000000.0 | -729000000.0 | -469000000.0 |
| Changes In Cash | | | 3337000000.0 | -3185000000.0 | -2235000000.0 | -2769000000.0 | 462000000.0 |
| Common Stock Dividend Paid | | | -1279000000.0 | -1261000000.0 | -1154000000.0 | -1129000000.0 | -1140000000.0 |
| Common Stock Issuance | | | 243000000.0 | 62000000.0 | 25000000.0 | 29000000.0 | 24000000.0 |
| Common Stock Payments | | | -11922000000.0 | -11572000000.0 | -9189000000.0 | -5912000000.0 | -3488000000.0 |
| Deferred Income Tax | | | 290000000.0 | -28000000.0 | -124000000.0 | -87000000.0 | 282000000.0 |
| Deferred Tax | | | 290000000.0 | -28000000.0 | -124000000.0 | -87000000.0 | 282000000.0 |
| Depreciation Amortization Depletion | | | 3215000000.0 | 3307000000.0 | 3337000000.0 | 3254000000.0 | 3251000000.0 |
| Depreciation And Amortization | | | 3215000000.0 | 3307000000.0 | 3337000000.0 | 3254000000.0 | 3251000000.0 |
| Dividend Received CFO | | | 772000000.0 | 941000000.0 | 1215000000.0 | 1216000000.0 | 1255000000.0 |
| Earnings Losses From Equity Investments | | | -655000000.0 | -742000000.0 | -1048000000.0 | -913000000.0 | -1622000000.0 |
| End Cash Position | | | 8631000000.0 | 5446000000.0 | 3211000000.0 | 1674000000.0 | 3673000000.0 |
| Financing Cash Flow | | | -13647000000.0 | -14207000000.0 | -12434000000.0 | -9679000000.0 | -1924000000.0 |
| Free Cash Flow | | | 13941000000.0 | 12227000000.0 | 6132000000.0 | 3647000000.0 | 4767000000.0 |
| Gain Loss On Investment Securities | | | -147000000.0 | 70000000.0 | 71000000.0 | 7000000.0 | -16000000.0 |
| Income Tax Paid Supplemental Data | 491000000.0 | | 4869000000.0 | 2751000000.0 | 732000000.0 | 660000000.0 | 406000000.0 |
| Interest Paid Supplemental Data | 1174000000.0 | | 1084000000.0 | 1225000000.0 | 1272000000.0 | 1260000000.0 | 1252000000.0 |
| Investing Cash Flow | | | 623000000.0 | -3095000000.0 | 1534000000.0 | 444000000.0 | -5867000000.0 |
| Issuance Of Capital Stock | | | 243000000.0 | 62000000.0 | 25000000.0 | 29000000.0 | 24000000.0 |
| Issuance Of Debt | | | 3379000000.0 | 1589000000.0 | 1631000000.0 | 10988000000.0 | 16221000000.0 |
| Long Term Debt Issuance | | | 3379000000.0 | 1589000000.0 | 1631000000.0 | 5933000000.0 | 11166000000.0 |
| Long Term Debt Payments | | | -2280000000.0 | -1079000000.0 | -1984000000.0 | -6921000000.0 | -6463000000.0 |
| Net Business Purchase And Sale | | | -818000000.0 | -726000000.0 | -1197000000.0 | -1195000000.0 | -4380000000.0 |
| Net Common Stock Issuance | | | -11679000000.0 | -11510000000.0 | -9164000000.0 | -5883000000.0 | -3464000000.0 |
| Net Income From Continuing Operations | | | 16050000000.0 | 11172000000.0 | 5067000000.0 | 3756000000.0 | 5878000000.0 |
| Net Investment Purchase And Sale | | | 2947000000.0 | -1217000000.0 | 5033000000.0 | 4244000000.0 | 721000000.0 |
| Net Issuance Payments Of Debt | | | 1099000000.0 | 510000000.0 | -353000000.0 | -778000000.0 | 4703000000.0 |
| Net Long Term Debt Issuance | | | 1099000000.0 | 510000000.0 | -353000000.0 | -988000000.0 | 4703000000.0 |
| Net Other Financing Charges | | | -1788000000.0 | -1946000000.0 | -1763000000.0 | -1889000000.0 | -2023000000.0 |
| Net Other Investing Changes | | | 914000000.0 | 738000000.0 | 231000000.0 | 214000000.0 | 1278000000.0 |
| Net PPEPurchase And Sale | | | -2420000000.0 | -1890000000.0 | -2533000000.0 | -2819000000.0 | -3486000000.0 |
| Net Short Term Debt Issuance | | | 0.0 | 0.0 | 0.0 | | 0.0 |
| Operating Cash Flow | | | 16361000000.0 | 14117000000.0 | 8665000000.0 | 6466000000.0 | 8253000000.0 |
| Operating Gains Losses | | | -1691000000.0 | -1080000000.0 | -946000000.0 | -861000000.0 | -1795000000.0 |
| Other Cash Adjustment Outside Changein Cash | | 0.0 | 0.0 | | | | |
| Other Non Cash Items | | | -644000000.0 | -490000000.0 | -283000000.0 | -83000000.0 | -149000000.0 |
| Pension And Employee Benefit Expense | | | 172000000.0 | -191000000.0 | 59000000.0 | 60000000.0 | 16000000.0 |
| Purchase Of Business | | | -818000000.0 | -726000000.0 | -1197000000.0 | -1121000000.0 | -4380000000.0 |
| Purchase Of Investment | | | -6023000000.0 | -8622000000.0 | -2949000000.0 | -20000000.0 | 0.0 |
| Purchase Of PPE | | | -2420000000.0 | -1890000000.0 | -2533000000.0 | -2819000000.0 | -3486000000.0 |
| Repayment Of Debt | | | -2280000000.0 | -1079000000.0 | -1984000000.0 | -11766000000.0 | -11518000000.0 |
| Repurchase Of Capital Stock | | | -11922000000.0 | -11572000000.0 | -9189000000.0 | -5912000000.0 | -3488000000.0 |
| Sale Of Investment | | | 8970000000.0 | 7405000000.0 | 7982000000.0 | 4264000000.0 | 721000000.0 |
| Short Term Debt Issuance | | | 0.0 | 0.0 | 0.0 | | 5055000000.0 |
| Short Term Debt Payments | | | 0.0 | 0.0 | 0.0 | | -5055000000.0 |
