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Income Taxes (Details 3) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024
Deferred tax assets: |  |
Net operating loss and capital loss carryforwards, state | $ 54 | $ 56
Net operating loss and capital loss carryforwards, foreign | 56 | 49
Retirement and other employee benefits | 8 | 2
Foreign tax credits | 61 | 57
State tax credits | 14 | 11
Other | 46 | 34
Operating lease liabilities | 100 | 66
Gross deferred tax assets | 339 | 275
Valuation allowance | (118) | (107)
Net deferred tax assets | 221 | 168
Deferred tax liabilities: |  |
Depreciation and amortization | (291) | (273)
Investments in partnerships | (647) | (659)
Operating lease right-of-use assets | (98) | (63)
Undistributed earnings | (21) | (14)
Other | (33) | (30)
Deferred tax liabilities | (1,090) | (1,039)
Net deferred tax liability | (869) | (871)
Unrecognized tax benefits: |  |
Balance as of January 1 | 230 | 222
Additions for tax positions taken during the current year | 8 | 1
Additions for tax positions taken during prior years | 53 | 7
Reductions related to lapsed statutes of limitations | 0 | 0
Reductions related to settlements with tax jurisdictions | (3) | 0
Balance as of December 31 | $ 288 | $ 230

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