Condensed Consolidated Statements of Comprehensive Income (Loss) (unaudited) (Parenthetical) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Statement of Comprehensive Income [Abstract]
Currency translation adjustments, tax	$ 15	$ 6
Pension and other postretirement benefits, tax	1	(4)
Hedging activities, tax	0	(1)
Discontinued operations, currency translation adjustments, net of tax	0	0
Discontinued operations, pension and other postretirement benefits, tax	0	(3)
Comprehensive income (loss)	$ (63)	$ 194

Comprehensive Income (Loss), From Continuing And Discontinued Operations, Including Portion Attributable To Noncontrolling Interest, Net Of Tax

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Continuing Operation, Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax, Parent

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Continuing Operation, Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax

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Continuing Operation, Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax

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Discontinued Operation, Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax

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Discontinued Operations, Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax

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