| | 2019-12-31 | 2020-12-31 | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-09-30 |
| Asset Impairment Charge | 0.0 | 0.0 | | | | |
| Beginning Cash Position | | 91000000.0 | 576000000.0 | 136000000.0 | 117000000.0 | 661000000.0 |
| Capital Expenditure | | -1928000000.0 | -1873000000.0 | -2420000000.0 | -2734000000.0 | -2916000000.0 |
| Capital Expenditure Reported | | -1822000000.0 | -1764000000.0 | -2297000000.0 | -2575000000.0 | -2758000000.0 |
| Cash Dividends Paid | | -389000000.0 | -428000000.0 | -467000000.0 | -532000000.0 | -573000000.0 |
| Cash Flow From Continuing Financing Activities | | 1120000000.0 | -345000000.0 | 1000000000.0 | 1188000000.0 | 629000000.0 |
| Cash Flow From Continuing Investing Activities | | -2061000000.0 | -1536000000.0 | -2127000000.0 | -2815000000.0 | -3046000000.0 |
| Cash Flow From Continuing Operating Activities | | 1426000000.0 | 1441000000.0 | 1108000000.0 | 1874000000.0 | 1933000000.0 |
| Change In Account Payable | | | 66000000.0 | -8000000.0 | 70000000.0 | 63000000.0 |
| Change In Income Tax Payable | | | 129000000.0 | -118000000.0 | 21000000.0 | 97000000.0 |
| Change In Other Working Capital | | 44000000.0 | -16000000.0 | -5000000.0 | 13000000.0 | -86000000.0 |
| Change In Payable | | | 195000000.0 | -126000000.0 | 91000000.0 | 160000000.0 |
| Change In Payables And Accrued Expense | | -2000000.0 | 195000000.0 | -126000000.0 | 91000000.0 | 160000000.0 |
| Change In Receivables | | -97000000.0 | -53000000.0 | -224000000.0 | -28000000.0 | -33000000.0 |
| Change In Tax Payable | | | 129000000.0 | -118000000.0 | 21000000.0 | 97000000.0 |
| Change In Working Capital | | -55000000.0 | 126000000.0 | -355000000.0 | 76000000.0 | 41000000.0 |
| Changes In Account Receivables | | -97000000.0 | -74000000.0 | -114000000.0 | -56000000.0 | -80000000.0 |
| Changes In Cash | | 485000000.0 | -440000000.0 | -19000000.0 | 247000000.0 | -484000000.0 |
| Common Stock Dividend Paid | -353000000.0 | -389000000.0 | | | | |
| Common Stock Issuance | | 0.0 | 0.0 | 0.0 | 1688000000.0 | 0.0 |
| Common Stock Payments | -36000000.0 | 0.0 | 0.0 | | | |
| Deferred Income Tax | | 207000000.0 | 230000000.0 | 80000000.0 | 208000000.0 | 163000000.0 |
| Deferred Tax | | 207000000.0 | 230000000.0 | 80000000.0 | 208000000.0 | 163000000.0 |
| Depreciation Amortization Depletion | | 604000000.0 | 636000000.0 | 649000000.0 | 704000000.0 | 762000000.0 |
| Depreciation And Amortization | | 604000000.0 | 636000000.0 | 649000000.0 | 704000000.0 | 762000000.0 |
| End Cash Position | | 576000000.0 | 136000000.0 | 117000000.0 | 364000000.0 | 177000000.0 |
| Financing Cash Flow | | 1120000000.0 | -345000000.0 | 1000000000.0 | 1188000000.0 | 629000000.0 |
| Free Cash Flow | | -502000000.0 | -432000000.0 | -1312000000.0 | -860000000.0 | -983000000.0 |
| Gain Loss On Sale Of Business | | 0.0 | -747000000.0 | -19000000.0 | 0.0 | |
| Income Tax Paid Supplemental Data | | 7000000.0 | 1000000.0 | 335000000.0 | 0.0 | |
| Interest Paid Supplemental Data | | 382000000.0 | 389000000.0 | 414000000.0 | 445000000.0 | |
| Investing Cash Flow | | -2061000000.0 | -1536000000.0 | -2127000000.0 | -2815000000.0 | -3046000000.0 |
| Issuance Of Capital Stock | | 0.0 | 0.0 | 0.0 | 1688000000.0 | 0.0 |
| Issuance Of Debt | | 1834000000.0 | 1118000000.0 | 822000000.0 | 1264000000.0 | 1434000000.0 |
| Long Term Debt Issuance | | 1834000000.0 | 1118000000.0 | 822000000.0 | 1264000000.0 | 1434000000.0 |
| Long Term Debt Payments | | -342000000.0 | -872000000.0 | -15000000.0 | -282000000.0 | -493000000.0 |
| Net Business Purchase And Sale | | -135000000.0 | -135000000.0 | -315000000.0 | -81000000.0 | -164000000.0 |
| Net Common Stock Issuance | | 0.0 | 0.0 | 0.0 | 1688000000.0 | 0.0 |
| Net Income From Continuing Operations | | 709000000.0 | 1263000000.0 | 820000000.0 | 944000000.0 | 983000000.0 |
| Net Issuance Payments Of Debt | | 1487000000.0 | 48000000.0 | 1398000000.0 | -14000000.0 | 1155000000.0 |
| Net Long Term Debt Issuance | | 1492000000.0 | 246000000.0 | 807000000.0 | 982000000.0 | 941000000.0 |
| Net Other Financing Charges | | 13000000.0 | 35000000.0 | 69000000.0 | 46000000.0 | 47000000.0 |
| Net Other Investing Changes | 48000000.0 | 2000000.0 | 472000000.0 | 608000000.0 | | |
| Net PPEPurchase And Sale | | -106000000.0 | -109000000.0 | -123000000.0 | -159000000.0 | -158000000.0 |
| Net Short Term Debt Issuance | | -5000000.0 | -198000000.0 | 591000000.0 | -996000000.0 | 214000000.0 |
| Operating Cash Flow | | 1426000000.0 | 1441000000.0 | 1108000000.0 | 1874000000.0 | 1933000000.0 |
| Operating Gains Losses | | -14000000.0 | -788000000.0 | -66000000.0 | -6000000.0 | -6000000.0 |
| Other Non Cash Items | | -59000000.0 | -63000000.0 | -44000000.0 | -76000000.0 | -36000000.0 |
| Pension And Employee Benefit Expense | | -14000000.0 | -41000000.0 | -47000000.0 | -6000000.0 | -6000000.0 |
| Proceeds From Stock Option Exercised | 15000000.0 | 9000000.0 | -1000000.0 | | | |
| Provisionand Write Offof Assets | | 34000000.0 | 37000000.0 | 24000000.0 | 24000000.0 | 26000000.0 |
| Purchase Of Business | | -135000000.0 | -135000000.0 | -315000000.0 | -81000000.0 | -164000000.0 |
| Purchase Of PPE | | -106000000.0 | -109000000.0 | -123000000.0 | -159000000.0 | -158000000.0 |
| Repayment Of Debt | | -342000000.0 | -872000000.0 | -15000000.0 | -282000000.0 | -493000000.0 |
| Repurchase Of Capital Stock | -36000000.0 | 0.0 | 0.0 | | | |
| Short Term Debt Issuance | 0.0 | 500000000.0 | | | | |
| Short Term Debt Payments | -178000000.0 | -5000000.0 | | | | |
