| | 2019-12-31 | 2020-12-31 | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-06-30 |
| Amortization Cash Flow | | | | | | 199000000.0 | |
| Amortization Of Intangibles | | | | | | 199000000.0 | |
| Asset Impairment Charge | | | 22000000.0 | 50000000.0 | 34000000.0 | 33000000.0 | |
| Beginning Cash Position | | | 185000000.0 | 476000000.0 | 182000000.0 | 248000000.0 | 789000000.0 |
| Capital Expenditure | | | -2209000000.0 | -2481000000.0 | -3386000000.0 | -3178000000.0 | -3688000000.0 |
| Capital Expenditure Reported | | | -2076000000.0 | -2374000000.0 | -2407000000.0 | -3018000000.0 | -3496000000.0 |
| Cash Dividends Paid | | | -508000000.0 | -544000000.0 | -579000000.0 | -626000000.0 | -643000000.0 |
| Cash Flow From Continuing Financing Activities | | | -211000000.0 | 1327000000.0 | 1143000000.0 | 614000000.0 | 1703000000.0 |
| Cash Flow From Continuing Investing Activities | | | -1311000000.0 | -2476000000.0 | -3386000000.0 | -3054000000.0 | -3688000000.0 |
| Cash Flow From Continuing Operating Activities | | | 1930000000.0 | 855000000.0 | 2309000000.0 | 2370000000.0 | 2121000000.0 |
| Cash From Discontinued Financing Activities | | 416000000.0 | -84000000.0 | 0.0 | 0.0 | | |
| Cash From Discontinued Investing Activities | | -485000000.0 | 78000000.0 | 0.0 | 0.0 | | |
| Cash From Discontinued Operating Activities | | 33000000.0 | -111000000.0 | 0.0 | 0.0 | | |
| Change In Inventory | | | -93000000.0 | -450000000.0 | 185000000.0 | 164000000.0 | 40000000.0 |
| Change In Other Working Capital | | | -3000000.0 | 10000000.0 | 126000000.0 | 238000000.0 | 74000000.0 |
| Change In Payables And Accrued Expense | | | 153000000.0 | 4000000.0 | -136000000.0 | 15000000.0 | 41000000.0 |
| Change In Receivables | | | -103000000.0 | -677000000.0 | 241000000.0 | -155000000.0 | -228000000.0 |
| Change In Working Capital | | | -46000000.0 | -1113000000.0 | 416000000.0 | 262000000.0 | -73000000.0 |
| Changes In Cash | | | 291000000.0 | -294000000.0 | 66000000.0 | -70000000.0 | 136000000.0 |
| Common Stock Issuance | | | 26000000.0 | 69000000.0 | 192000000.0 | 286000000.0 | 24000000.0 |
| Deferred Income Tax | | | 249000000.0 | 89000000.0 | 157000000.0 | 142000000.0 | 187000000.0 |
| Deferred Tax | | | 249000000.0 | 89000000.0 | 157000000.0 | 142000000.0 | 187000000.0 |
| Depreciation | | | | | | 1041000000.0 | |
| Depreciation Amortization Depletion | | | 1114000000.0 | 1126000000.0 | 1180000000.0 | 1240000000.0 | 1275000000.0 |
| Depreciation And Amortization | | | 1114000000.0 | 1126000000.0 | 1180000000.0 | 1240000000.0 | 1275000000.0 |
| End Cash Position | | | 476000000.0 | 182000000.0 | 248000000.0 | 178000000.0 | 925000000.0 |
| Financing Cash Flow | | | -295000000.0 | 1327000000.0 | 1143000000.0 | 614000000.0 | 1703000000.0 |
| Free Cash Flow | | | -390000000.0 | -1626000000.0 | -1077000000.0 | -808000000.0 | -1567000000.0 |
| Gain Loss On Sale Of Business | | | -657000000.0 | -5000000.0 | 0.0 | 0.0 | |
| Income Tax Paid Supplemental Data | | | 16000000.0 | 1000000.0 | 15000000.0 | 69000000.0 | |
| Interest Paid CFF | | | -54000000.0 | -62000000.0 | -54000000.0 | | |
| Interest Paid Supplemental Data | | | 489000000.0 | 490000000.0 | 607000000.0 | 677000000.0 | |
| Investing Cash Flow | | | -1233000000.0 | -2476000000.0 | -3386000000.0 | -3054000000.0 | -3688000000.0 |
| Issuance Of Capital Stock | | | 250000000.0 | 69000000.0 | 192000000.0 | 286000000.0 | 24000000.0 |
| Issuance Of Debt | | | 335000000.0 | 1899000000.0 | 3551000000.0 | 1962000000.0 | 3707000000.0 |
| Long Term Debt Issuance | | | 335000000.0 | 1899000000.0 | 3551000000.0 | 1962000000.0 | 3707000000.0 |
| Long Term Debt Payments | | | -235000000.0 | -106000000.0 | -2132000000.0 | -952000000.0 | -1360000000.0 |
| Net Business Purchase And Sale | | | 898000000.0 | 5000000.0 | 0.0 | 124000000.0 | 0.0 |
| Net Common Stock Issuance | | | 26000000.0 | 69000000.0 | 192000000.0 | 286000000.0 | 24000000.0 |
| Net Income From Continuing Operations | | | 1330000000.0 | 813000000.0 | 808000000.0 | 947000000.0 | 990000000.0 |
| Net Investment Purchase And Sale | | 0.0 | | | | | |
| Net Issuance Payments Of Debt | | | 100000000.0 | 1813000000.0 | 1492000000.0 | 982000000.0 | 2347000000.0 |
| Net Long Term Debt Issuance | | | 100000000.0 | 1793000000.0 | 1419000000.0 | 1010000000.0 | 2347000000.0 |
| Net Other Financing Charges | | | -53000000.0 | -11000000.0 | 38000000.0 | -28000000.0 | |
| Net Other Investing Changes | | -477000000.0 | | | | | |
| Net PPEPurchase And Sale | | | -133000000.0 | -107000000.0 | -979000000.0 | -160000000.0 | -192000000.0 |
| Net Preferred Stock Issuance | | 0.0 | 224000000.0 | 0.0 | 0.0 | | |
| Net Short Term Debt Issuance | -7000000.0 | | 0.0 | 20000000.0 | 73000000.0 | -28000000.0 | 0.0 |
| Operating Cash Flow | | | 1819000000.0 | 855000000.0 | 2309000000.0 | 2370000000.0 | 2121000000.0 |
| Operating Gains Losses | | -712000000.0 | -657000000.0 | -5000000.0 | | | |
| Other Non Cash Items | | | -82000000.0 | -105000000.0 | -286000000.0 | -254000000.0 | -291000000.0 |
| Pension And Employee Benefit Expense | | -712000000.0 | | | | | |
| Preferred Stock Issuance | | 0.0 | 224000000.0 | 0.0 | 0.0 | | |
| Purchase Of Business | | | 0.0 | 0.0 | -812000000.0 | | |
| Purchase Of PPE | | | -133000000.0 | -107000000.0 | -979000000.0 | -160000000.0 | -192000000.0 |
| Repayment Of Debt | | | -235000000.0 | -106000000.0 | -2132000000.0 | -952000000.0 | -1332000000.0 |
| Sale Of Business | | | 898000000.0 | 5000000.0 | 0.0 | 124000000.0 | 0.0 |
| Sale Of Investment | | 0.0 | | | | | |
| Sale Of PPE | | 58000000.0 | 0.0 | 0.0 | | | |
| Short Term Debt Issuance | | -90000000.0 | 0.0 | 20000000.0 | 73000000.0 | | |
| Short Term Debt Payments | | -90000000.0 | 0.0 | | | | |