Other Comprehensive (Loss) Income (Schedule of Other Comprehensive (Loss) Income (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Pre-Tax
Other comprehensive (loss) income	$ 65	$ (174)	$ (36)	$ 719
Tax (Credit)
Other comprehensive (loss) income	4	23	49	(80)
Net of Tax
Other comprehensive (loss) income, net of tax	61	(197)	(85)	799
Foreign currency translation adjustments
Pre-Tax
Other comprehensive (loss) income, before reclassification	47	(263)	(197)	926
Tax (Credit)
Other comprehensive (loss) income, before reclassification	(1)	0	10	(31)
Net of Tax
Other comprehensive (loss) income, before reclassification	48	(263)	(207)	957
Other comprehensive (loss) income, net of tax	48	(263)	(207)	957
Prior service credits
Pre-Tax
Reclassification from AOCI	1	1	1	1
Tax (Credit)
Reclassification from AOCI	0	0	0	0
Net of Tax
Reclassification from AOCI	1	1	1	1
Net actuarial losses
Pre-Tax
Reclassification from AOCI	23	10	70	31
Tax (Credit)
Reclassification from AOCI	6	3	17	8
Net of Tax
Reclassification from AOCI	17	7	53	23
Pension/post-retirement plans gains (losses)
Pre-Tax
Reclassification from AOCI	24	11	71	32
Other comprehensive (loss) income	18	89	161	(207)
Tax (Credit)
Reclassification from AOCI	6	3	17	8
Other comprehensive (loss) income	5	23	39	(49)
Net of Tax
Other comprehensive (loss) income, before reclassification	(5)	58	68	(182)
Reclassification from AOCI	18	8	54	24
Other comprehensive (loss) income, net of tax	13	66	122	(158)
Foreign currency translation adjustments
Pre-Tax
Other comprehensive (loss) income, before reclassification	(9)	79	85	(245)
Tax (Credit)
Other comprehensive (loss) income, before reclassification	(2)	20	21	(58)
Net of Tax
Other comprehensive (loss) income, before reclassification	(7)	59	64	(187)
Effect of remeasurement
Pre-Tax
Other comprehensive (loss) income, before reclassification	0	(1)	0	(4)
Tax (Credit)
Other comprehensive (loss) income, before reclassification	0	0	0	(1)
Net of Tax
Other comprehensive (loss) income, before reclassification	0	(1)	0	(3)
Effect of settlement
Pre-Tax
Other comprehensive (loss) income, before reclassification	3	0	5	10
Tax (Credit)
Other comprehensive (loss) income, before reclassification	1	0	1	2
Net of Tax
Other comprehensive (loss) income, before reclassification	$ 2	$ 0	$ 4	$ 8

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