Consolidated Statements of Comprehensive Earnings (Parenthetical) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Statement of Comprehensive Income [Abstract]
Change in foreign currency translation adjustments, unrealized gains (losses), tax	$ 349	$ (208)	$ 156
Change in currency translation adjustments, (gains) losses transferred to earnings, tax	0	7	0
Change in net loss and prior service cost, net gains (losses)and prior service costs, tax	(176)	8	182
Change in net loss and prior service cost, amortization of net losses, prior service costs and net transition costs, tax	(46)	(36)	(28)
Change in fair value of derivatives accounted for as hedges, gains (losses) recognized, tax	19	(88)	(30)
Change in fair value of derivatives accounted for as hedges, (gains) losses transferred to earnings, tax	$ 18	$ 45	$ 32

Amount of tax expense (benefit), before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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