Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax
Other comprehensive income (loss) attributable to the Company	$ (44)	$ (19)	$ 36	$ 60
Net Effect of Exchange Rate Fluctuations
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax
Balance at beginning of the period	(1,275)	(1,187)	(1,290)	(1,229)
Change before reclassifications	(92)	(109)	(77)	(67)
Other comprehensive income (loss) attributable to the Company	(92)	(109)	(77)	(67)
Balance at end of the period	(1,367)	(1,296)	(1,367)	(1,296)
Change in Certain Derivative Instruments
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax
Balance at beginning of the period	2	(47)	(21)	(60)
Change before reclassifications	30	37	73	83
Amounts reclassified from accumulated other comprehensive loss	(6)	(25)	(25)	(59)
Translation effect			(1)	1
Tax effect		1		1
Other comprehensive income (loss) attributable to the Company	24	13	47	26
Balance at end of the period	26	(34)	26	(34)
Employee Benefit Plans
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax
Balance at beginning of the period	(617)	(946)	(661)	(983)
Change before reclassifications		47	(1)	45
Amounts reclassified from accumulated other comprehensive loss	17	24	41	63
Translation effect	14	7	35	7
Other comprehensive income (loss) attributable to the Company	31	78	75	115
Balance at end of the period	(586)	(868)	(586)	(868)
Accumulated Other Comprehensive Loss.
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax
Balance at beginning of the period	(1,890)	(2,180)	(1,972)	(2,272)
Change before reclassifications	(62)	(25)	(5)	61
Amounts reclassified from accumulated other comprehensive loss	11	(1)	16	4
Translation effect	14	7	34	8
Tax effect		1		1
Other comprehensive income (loss) attributable to the Company	(37)	(18)	45	74
Balance at end of the period	$ (1,927)	$ (2,198)	$ (1,927)	$ (2,198)