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Equity, Income Tax Effects on Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Before-Tax Amount |  |  |
Other comprehensive income (loss) before income tax expense | $ (426) | $ 553 | $ (284)
Tax Expense (Benefit) |  |  |
Income tax expense related to items of other comprehensive income (loss) | 21 | 18 | 70
Net Amount |  |  |
Other comprehensive income (loss) | (447) | 535 | (354)
Foreign Currency Translation Adjustment [Member] |  |  |
Before-Tax Amount |  |  |
Other comprehensive income (loss), before reclassifications, before tax | (546) | 433 | (613)
Tax Expense (Benefit) |  |  |
Other comprehensive income (loss), before reclassifications, tax expense (benefit) | (16) | 0 | (7)
Net Amount |  |  |
Other comprehensive income (loss), before reclassifications, net of tax | (530) | 433 | (606)
Net Gain (Loss) on Pension and Other Postretirement Benefits [Member] |  |  |
Before-Tax Amount |  |  |
Effect of exchange rates, before tax | (3) | 4 |
Other comprehensive income (loss) before income tax expense | 207 | 30 | 335
Tax Expense (Benefit) |  |  |
Effect of exchange rates, tax expense (benefit) | (1) | 1 |
Income tax expense related to items of other comprehensive income (loss) | 47 | 9 | 77
Net Amount |  |  |
Effect of exchange rates, net amount | (2) | 3 |
Other comprehensive income (loss) | 160 | 21 | 258
Net Actuarial Gain (Loss) [Member] |  |  |
Before-Tax Amount |  |  |
Other comprehensive income (loss), before reclassifications, before tax | 224 | 77 | 244
Reclassification from accumulated other comprehensive loss, current period, before tax | (9) | (12) | 52
Tax Expense (Benefit) |  |  |
Other comprehensive income (loss), before reclassifications, tax expense (benefit) | 51 | 18 | 57
Reclassification from accumulated other comprehensive loss, current period, tax expense (benefit) | (2) | (3) | 12
Net Amount |  |  |
Other comprehensive income (loss), before reclassifications, net of tax | 173 | 59 | 187
Reclassification from accumulated other comprehensive loss, current period, net of tax | (7) | (9) | 40
Miscellaneous Loss [Member] |  |  |
Before-Tax Amount |  |  |
Other comprehensive income (loss), before reclassifications, before tax | 0 | 0 |
Tax Expense (Benefit) |  |  |
Other comprehensive income (loss), before reclassifications, tax expense (benefit) | 1 | 2 |
Net Amount |  |  |
Other comprehensive income (loss), before reclassifications, net of tax | (1) | (2) |
Prior Service Cost (Credit) [Member] |  |  |
Before-Tax Amount |  |  |
Other comprehensive income (loss), before reclassifications, before tax |  | (19) |
Reclassification from accumulated other comprehensive loss, current period, before tax | (10) | (22) | (22)
Tax Expense (Benefit) |  |  |
Other comprehensive income (loss), before reclassifications, tax expense (benefit) |  | (4) |
Reclassification from accumulated other comprehensive loss, current period, tax expense (benefit) | (3) | (5) | (5)
Net Amount |  |  |
Other comprehensive income (loss), before reclassifications, net of tax |  | (15) |
Reclassification from accumulated other comprehensive loss, current period, net of tax | (7) | (17) | (17)
Settlement Loss [Member] |  |  |
Before-Tax Amount |  |  |
Reclassification from accumulated other comprehensive loss, current period, before tax | 5 | 2 | 61
Tax Expense (Benefit) |  |  |
Reclassification from accumulated other comprehensive loss, current period, tax expense (benefit) | 1 | 0 | 13
Net Amount |  |  |
Reclassification from accumulated other comprehensive loss, current period, net of tax | 4 | 2 | 48
Net Gain (Loss) from Derivative Instruments Designated and Qualifying as Cash Flow Hedges [Member] |  |  |
Before-Tax Amount |  |  |
Other comprehensive income (loss), before reclassifications, before tax | 30 | 82 | (292)
Reclassification from accumulated other comprehensive loss, current period, before tax | (117) | 8 | 286
Other comprehensive income (loss) before income tax expense | (87) | 90 | (6)
Tax Expense (Benefit) |  |  |
Other comprehensive income (loss), before reclassifications, tax expense (benefit) | 3 | 8 | (32)
Reclassification from accumulated other comprehensive loss, current period, tax expense (benefit) | (13) | 1 | 32
Income tax expense related to items of other comprehensive income (loss) | (10) | 9 | 0
Net Amount |  |  |
Other comprehensive income (loss), before reclassifications, net of tax | 27 | 74 | (260)
Reclassification from accumulated other comprehensive loss, current period, net of tax | (104) | 7 | 254
Other comprehensive income (loss) | $ (77) | $ 81 | $ (6)

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- Definition Amount of tax expense (benefit) related to effect of exchange rates on other comprehensive income (loss). + References No definition available. + Details
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