| | 2020-12-31 | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-06-30 | 2025-09-30 |
| Asset Impairment Charge | | 98000000.0 | 112000000.0 | 46000000.0 | 112000000.0 | 108000000.0 | 96000000.0 |
| Beginning Cash Position | | 7835000000.0 | 8104000000.0 | 14647000000.0 | 12713000000.0 | 10894000000.0 | 9961000000.0 |
| Capital Expenditure | | -980000000.0 | -1222000000.0 | -1527000000.0 | -2318000000.0 | -2360000000.0 | -2634000000.0 |
| Cash Dividends Paid | -1158000000.0 | | | | | | |
| Cash Flow From Continuing Financing Activities | | -5600000000.0 | -1266000000.0 | -5487000000.0 | 25209000000.0 | 18946000000.0 | 19159000000.0 |
| Cash Flow From Continuing Investing Activities | | 9324000000.0 | 4370000000.0 | -2437000000.0 | -11973000000.0 | -15893000000.0 | -18527000000.0 |
| Cash Flow From Continuing Operating Activities | | -3416000000.0 | 3512000000.0 | 5960000000.0 | -12080000000.0 | -6184000000.0 | -3716000000.0 |
| Change In Account Payable | | -3783000000.0 | 838000000.0 | 1672000000.0 | -793000000.0 | -617000000.0 | -376000000.0 |
| Change In Accrued Expense | | -3687000000.0 | 2956000000.0 | 779000000.0 | 1563000000.0 | 1758000000.0 | 1810000000.0 |
| Change In Inventory | | -1127000000.0 | 420000000.0 | -1681000000.0 | -12353000000.0 | -6790000000.0 | -5615000000.0 |
| Change In Other Current Assets | | 345000000.0 | -591000000.0 | 389000000.0 | -16000000.0 | 569000000.0 | 237000000.0 |
| Change In Other Current Liabilities | | -206000000.0 | -158000000.0 | -313000000.0 | -329000000.0 | -393000000.0 | -395000000.0 |
| Change In Other Working Capital | | 2570000000.0 | 384000000.0 | 2479000000.0 | 2745000000.0 | 661000000.0 | -272000000.0 |
| Change In Payable | | -3783000000.0 | 838000000.0 | 1672000000.0 | -793000000.0 | -617000000.0 | -376000000.0 |
| Change In Payables And Accrued Expense | | -7470000000.0 | 3794000000.0 | 2451000000.0 | 770000000.0 | 1141000000.0 | 1434000000.0 |
| Change In Prepaid Assets | -1060000000.0 | 2505000000.0 | | | | | |
| Change In Receivables | | -1089000000.0 | 290000000.0 | 764000000.0 | 415000000.0 | 727000000.0 | 233000000.0 |
| Change In Working Capital | | -6977000000.0 | 4139000000.0 | 4089000000.0 | -8768000000.0 | -4085000000.0 | -4378000000.0 |
| Changes In Account Receivables | | -713000000.0 | 142000000.0 | -128000000.0 | -37000000.0 | -198000000.0 | -598000000.0 |
| Changes In Cash | | 308000000.0 | 6616000000.0 | -1964000000.0 | 1156000000.0 | -3131000000.0 | -3084000000.0 |
| Common Stock Dividend Paid | -1158000000.0 | | | | | | |
| Common Stock Issuance | | | | | 18200000000.0 | | |
| Depreciation Amortization Depletion | | 2144000000.0 | 1979000000.0 | 1861000000.0 | 1836000000.0 | 1879000000.0 | 1926000000.0 |
| Depreciation And Amortization | | 2144000000.0 | 1979000000.0 | 1861000000.0 | 1836000000.0 | 1879000000.0 | 1926000000.0 |
| Effect Of Exchange Rate Changes | | -39000000.0 | -73000000.0 | 30000000.0 | -47000000.0 | 12000000.0 | -16000000.0 |
| End Cash Position | | 8052000000.0 | 14614000000.0 | 12691000000.0 | 13801000000.0 | 7763000000.0 | 6877000000.0 |
| Financing Cash Flow | | -5600000000.0 | -1266000000.0 | -5487000000.0 | 25209000000.0 | 18946000000.0 | 19159000000.0 |
| Free Cash Flow | | -4396000000.0 | 2290000000.0 | 4433000000.0 | -14398000000.0 | -8544000000.0 | -6350000000.0 |
| Gain Loss On Investment Securities | 6493000000.0 | 3460000000.0 | | | 4079000000.0 | | 6213000000.0 |
| Investing Cash Flow | | 9324000000.0 | 4370000000.0 | -2437000000.0 | -11973000000.0 | -15893000000.0 | -18527000000.0 |
| Issuance Of Capital Stock | | | | | 23857000000.0 | | |
| Issuance Of Debt | | 9795000000.0 | 34000000.0 | 75000000.0 | 10161000000.0 | 170000000.0 | 179000000.0 |
| Long Term Debt Issuance | | 9795000000.0 | 34000000.0 | 75000000.0 | 10161000000.0 | 170000000.0 | 179000000.0 |
| Long Term Debt Payments | | -15371000000.0 | -1310000000.0 | -5216000000.0 | -8673000000.0 | -4869000000.0 | -4570000000.0 |
| Net Business Purchase And Sale | | -6000000.0 | | -70000000.0 | 74000000.0 | 159000000.0 | 159000000.0 |
| Net Common Stock Issuance | | | | | 18200000000.0 | | |
| Net Income From Continuing Operations | | -4290000000.0 | -5053000000.0 | -2242000000.0 | -11829000000.0 | -10678000000.0 | -9843000000.0 |
| Net Intangibles Purchase And Sale | | | | | -88000000.0 | | |
| Net Investment Purchase And Sale | | 9776000000.0 | 5568000000.0 | -709000000.0 | -9113000000.0 | -13403000000.0 | -15571000000.0 |
| Net Issuance Payments Of Debt | | -5576000000.0 | -1276000000.0 | -5141000000.0 | 1488000000.0 | -4699000000.0 | -4391000000.0 |
| Net Long Term Debt Issuance | | -5576000000.0 | -1276000000.0 | -5141000000.0 | 1488000000.0 | -4699000000.0 | -4391000000.0 |
| Net Other Financing Charges | | -66000000.0 | -40000000.0 | -391000000.0 | -136000000.0 | -54000000.0 | -63000000.0 |
| Net Other Investing Changes | | 5000000.0 | -11000000.0 | -158000000.0 | -665000000.0 | -312000000.0 | -489000000.0 |
| Net PPEPurchase And Sale | | -451000000.0 | -1187000000.0 | -1500000000.0 | -2181000000.0 | -2337000000.0 | -2626000000.0 |
| Net Preferred Stock Issuance | | | | | 5657000000.0 | | |
| Operating Cash Flow | | -3416000000.0 | 3512000000.0 | 5960000000.0 | -12080000000.0 | -6184000000.0 | -3716000000.0 |
| Operating Gains Losses | | 3183000000.0 | -6000000.0 | -2000000.0 | 4033000000.0 | 3974000000.0 | 6109000000.0 |
| Other Cash Adjustment Outside Changein Cash | | -52000000.0 | -33000000.0 | -22000000.0 | -21000000.0 | -709000000.0 | -709000000.0 |
| Other Non Cash Items | | 1593000000.0 | 1616000000.0 | 1518000000.0 | 2129000000.0 | 2165000000.0 | 1934000000.0 |
| Preferred Stock Issuance | | | | | 5657000000.0 | | |
| Proceeds From Stock Option Exercised | 36000000.0 | 42000000.0 | 50000000.0 | 45000000.0 | | | |
| Purchase Of Business | | -6000000.0 | | -70000000.0 | -50000000.0 | | |
| Purchase Of Intangibles | | | | | -88000000.0 | | |
| Purchase Of Investment | | -35713000000.0 | -5051000000.0 | -16448000000.0 | -13856000000.0 | -33820000000.0 | -48442000000.0 |
| Purchase Of PPE | | -980000000.0 | -1222000000.0 | -1527000000.0 | -2230000000.0 | -2360000000.0 | -2634000000.0 |
| Repayment Of Debt | | -15371000000.0 | -1310000000.0 | -5216000000.0 | -8673000000.0 | -4869000000.0 | -4570000000.0 |
| Sale Of Business | | | | | 124000000.0 | | |
| Sale Of Investment | | 45489000000.0 | 10619000000.0 | 15739000000.0 | 4743000000.0 | 20417000000.0 | 32871000000.0 |
| Sale Of PPE | | 529000000.0 | 35000000.0 | 27000000.0 | 49000000.0 | 23000000.0 | 8000000.0 |
| Stock Based Compensation | | 833000000.0 | 725000000.0 | 690000000.0 | 407000000.0 | 453000000.0 | 440000000.0 |