Other Comprehensive (Loss) Income (Schedule of Other Comprehensive (Loss) Income (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Pre-Tax
Other comprehensive (loss) income	$ (1)	$ 579	$ (101)	$ 893
Tax (Credit)
Other comprehensive (loss) income	14	(73)	45	(103)
Net of Tax
Other comprehensive (loss) income, net of tax	(15)	652	(146)	996
Foreign currency translation adjustments
Pre-Tax
Other comprehensive (loss) income, before reclassification	(46)	787	(244)	1,189
Tax (Credit)
Other comprehensive (loss) income, before reclassification	3	(22)	11	(31)
Net of Tax
Other comprehensive (loss) income, before reclassification	(49)	809	(255)	1,220
Other comprehensive (loss) income, net of tax	(49)	809	(255)	1,220
Net actuarial losses
Pre-Tax
Reclassification from AOCI	24	11	47	21
Tax (Credit)
Reclassification from AOCI	5	2	11	5
Net of Tax
Reclassification from AOCI	19	9	36	16
Pension/post-retirement plans gains (losses)
Pre-Tax
Reclassification from AOCI	24	11	47	21
Other comprehensive (loss) income	45	(208)	143	(296)
Tax (Credit)
Reclassification from AOCI	5	2	11	5
Other comprehensive (loss) income	11	(51)	34	(72)
Net of Tax
Other comprehensive (loss) income, before reclassification	15	(166)	73	(240)
Reclassification from AOCI	19	9	36	16
Other comprehensive (loss) income, net of tax	34	(157)	109	(224)
Foreign currency translation adjustments
Pre-Tax
Other comprehensive (loss) income, before reclassification	21	(224)	94	(324)
Tax (Credit)
Other comprehensive (loss) income, before reclassification	6	(54)	23	(78)
Net of Tax
Other comprehensive (loss) income, before reclassification	15	(170)	71	(246)
Effect of remeasurement
Pre-Tax
Other comprehensive (loss) income, before reclassification			0	(3)
Tax (Credit)
Other comprehensive (loss) income, before reclassification			0	(1)
Net of Tax
Other comprehensive (loss) income, before reclassification			0	(2)
Effect of settlement
Pre-Tax
Other comprehensive (loss) income, before reclassification	0	5	2	10
Tax (Credit)
Other comprehensive (loss) income, before reclassification	0	1	0	2
Net of Tax
Other comprehensive (loss) income, before reclassification	$ 0	$ 4	$ 2	$ 8

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