| | 2020-12-31 | 2021-12-31 | 2022-12-31 | 2023-12-31 | 2024-12-31 | 2025-03-31 |
| Amortization Cash Flow | | | 256000000.0 | 383000000.0 | 443000000.0 | |
| Amortization Of Intangibles | | | 256000000.0 | 383000000.0 | 443000000.0 | |
| Asset Impairment Charge | | 36000000.0 | 2000000.0 | 0.0 | 83000000.0 | |
| Beginning Cash Position | | 4345000000.0 | 2506000000.0 | 2188000000.0 | 2772000000.0 | 3247000000.0 |
| Capital Expenditure | | -237000000.0 | -346000000.0 | -324000000.0 | -330000000.0 | -405000000.0 |
| Capital Expenditure Reported | | -108000000.0 | -170000000.0 | -201000000.0 | -226000000.0 | -244000000.0 |
| Cash Flow From Continuing Financing Activities | | -483000000.0 | -375000000.0 | -752000000.0 | -204000000.0 | -208000000.0 |
| Cash Flow From Continuing Investing Activities | | -2047000000.0 | -300000000.0 | -342000000.0 | -444000000.0 | -532000000.0 |
| Cash Flow From Continuing Operating Activities | | 692000000.0 | 367000000.0 | 1673000000.0 | 2132000000.0 | 2214000000.0 |
| Change In Account Payable | | 79000000.0 | -15000000.0 | 70000000.0 | 82000000.0 | 108000000.0 |
| Change In Accrued Expense | | 595000000.0 | 566000000.0 | 702000000.0 | 943000000.0 | 731000000.0 |
| Change In Other Current Assets | | -51000000.0 | -90000000.0 | -96000000.0 | -279000000.0 | -345000000.0 |
| Change In Other Current Liabilities | | -5000000.0 | -29000000.0 | 14000000.0 | -39000000.0 | -38000000.0 |
| Change In Other Working Capital | | -174000000.0 | -86000000.0 | 86000000.0 | -87000000.0 | 73000000.0 |
| Change In Payable | | 79000000.0 | -15000000.0 | 70000000.0 | 82000000.0 | 108000000.0 |
| Change In Payables And Accrued Expense | | 674000000.0 | 551000000.0 | 772000000.0 | 1025000000.0 | 839000000.0 |
| Change In Prepaid Assets | | 85000000.0 | -165000000.0 | -105000000.0 | -146000000.0 | -159000000.0 |
| Change In Receivables | | -94000000.0 | -33000000.0 | -141000000.0 | -222000000.0 | -257000000.0 |
| Change In Working Capital | | 435000000.0 | 148000000.0 | 530000000.0 | 252000000.0 | 113000000.0 |
| Changes In Account Receivables | | -94000000.0 | -33000000.0 | -141000000.0 | -222000000.0 | -257000000.0 |
| Changes In Cash | | -1838000000.0 | -308000000.0 | 579000000.0 | 1484000000.0 | 1474000000.0 |
| Common Stock Issuance | 3289000000.0 | 0.0 | 0.0 | | | |
| Common Stock Payments | | 0.0 | -400000000.0 | -750000000.0 | -224000000.0 | |
| Depreciation | | | 113000000.0 | 126000000.0 | 118000000.0 | |
| Depreciation Amortization Depletion | | 156000000.0 | 369000000.0 | 509000000.0 | 561000000.0 | 571000000.0 |
| Depreciation And Amortization | | 156000000.0 | 369000000.0 | 509000000.0 | 561000000.0 | 571000000.0 |
| Effect Of Exchange Rate Changes | | -1000000.0 | -10000000.0 | 5000000.0 | -35000000.0 | -7000000.0 |
| End Cash Position | | 2506000000.0 | 2188000000.0 | 2772000000.0 | 4221000000.0 | 4721000000.0 |
| Financing Cash Flow | | -483000000.0 | -375000000.0 | -752000000.0 | -204000000.0 | -208000000.0 |
| Free Cash Flow | | 455000000.0 | 21000000.0 | 1349000000.0 | 1802000000.0 | 1809000000.0 |
| Gain Loss On Investment Securities | | | 303000000.0 | 101000000.0 | 4000000.0 | |
| Gain Loss On Sale Of PPE | | 52000000.0 | 81000000.0 | 108000000.0 | 103000000.0 | 103000000.0 |
| Income Tax Paid Supplemental Data | 1000000.0 | 4000000.0 | | | | |
| Interest Paid Supplemental Data | 0.0 | 42000000.0 | 0.0 | 0.0 | | |
| Investing Cash Flow | | -2047000000.0 | -300000000.0 | -342000000.0 | -444000000.0 | -532000000.0 |
| Issuance Of Capital Stock | 3671000000.0 | 0.0 | 0.0 | | | |
| Issuance Of Debt | 333000000.0 | 0.0 | 0.0 | | | |
| Long Term Debt Issuance | 333000000.0 | 0.0 | 0.0 | | | |
| Long Term Debt Payments | 0.0 | -333000000.0 | 0.0 | 0.0 | | |
| Net Business Purchase And Sale | | 0.0 | 71000000.0 | 0.0 | 0.0 | -27000000.0 |
| Net Common Stock Issuance | | 0.0 | -400000000.0 | -750000000.0 | -224000000.0 | |
| Net Income From Continuing Operations | | -468000000.0 | -1368000000.0 | -565000000.0 | 117000000.0 | 334000000.0 |
| Net Investment Purchase And Sale | | -1809000000.0 | -24000000.0 | -16000000.0 | -107000000.0 | -102000000.0 |
| Net Issuance Payments Of Debt | 333000000.0 | -333000000.0 | 0.0 | 0.0 | | |
| Net Long Term Debt Issuance | 333000000.0 | -333000000.0 | 0.0 | 0.0 | | |
| Net Other Financing Charges | | -182000000.0 | 14000000.0 | -8000000.0 | 6000000.0 | |
| Net Other Investing Changes | | -1000000.0 | -1000000.0 | -2000000.0 | -7000000.0 | |
| Net PPEPurchase And Sale | | -129000000.0 | -176000000.0 | -123000000.0 | -104000000.0 | -161000000.0 |
| Net Preferred Stock Issuance | 382000000.0 | 0.0 | 0.0 | | | |
| Operating Cash Flow | | 692000000.0 | 367000000.0 | 1673000000.0 | 2132000000.0 | 2214000000.0 |
| Operating Gains Losses | | 52000000.0 | 384000000.0 | 209000000.0 | 107000000.0 | 107000000.0 |
| Other Non Cash Items | | 31000000.0 | -57000000.0 | -98000000.0 | -87000000.0 | -76000000.0 |
| Preferred Stock Issuance | 382000000.0 | 0.0 | 0.0 | | | |
| Proceeds From Stock Option Exercised | | 32000000.0 | 11000000.0 | 6000000.0 | 14000000.0 | 16000000.0 |
| Purchase Of Business | -28000000.0 | 0.0 | | | | |
| Purchase Of Investment | | -2753000000.0 | -1963000000.0 | -1963000000.0 | -1951000000.0 | -1847000000.0 |
| Purchase Of PPE | | -129000000.0 | -176000000.0 | -123000000.0 | -104000000.0 | -161000000.0 |
| Repayment Of Debt | 0.0 | -333000000.0 | 0.0 | 0.0 | | |
| Repurchase Of Capital Stock | | 0.0 | -400000000.0 | -750000000.0 | -224000000.0 | |
| Sale Of Business | | 0.0 | 71000000.0 | 0.0 | 0.0 | |
| Sale Of Investment | | 944000000.0 | 1939000000.0 | 1947000000.0 | 1844000000.0 | 1745000000.0 |
| Stock Based Compensation | | 486000000.0 | 889000000.0 | 1088000000.0 | 1099000000.0 | 1082000000.0 |
