Supplementary Information Foreign Currency Exchange Gain (Loss) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Foreign Currency Exchange Gain (Loss) [Line Items]
Pre-tax exchange (loss) gain	[1]	$ (397)	$ (229)	$ (54)
Tax benefits (expenses) on exchange (loss) gain		62	(5)	(34)
Net after-tax exchange (loss) gain		(335)	(234)	(88)
Subsidiary Monetary Position
Foreign Currency Exchange Gain (Loss) [Line Items]
Pre-tax exchange (loss) gain		(371)	(217)	(72)
Tax benefits (expenses) on exchange (loss) gain		55	(10)	(30)
Net after-tax exchange (loss) gain		(316)	(227)	(102)
Hedging Program [Member]
Foreign Currency Exchange Gain (Loss) [Line Items]
Pre-tax exchange (loss) gain		(26)	(12)	18
Tax benefits (expenses) on exchange (loss) gain		7	5	(4)
Net after-tax exchange (loss) gain		(19)	(7)	14
Argentine peso devaluation [Member] | Hedging Program [Member]
Foreign Currency Exchange Gain (Loss) [Line Items]
Pre-tax exchange (loss) gain		$ (284)	$ (110)	$ (67)

[1] Includes net pre-tax exchange gains (losses) of $(284) million, $(110) million and $(67) million associated with the devaluation of the Argentine peso for the years ended December 31, 2023, 2022 and 2021, respectively.