Accumulated Other Comprehensive Loss and Shareholders' Equity - Accumulated Other Comprehensive (Loss) Income Activity (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balance at beginning of period	$ 1,414	$ 430
Other comprehensive (loss) income before reclassifications	14	(155)
Reclassification adjustments	0	0
Total other comprehensive income (loss), net of tax	14	(155)
Balance at end of period	1,772	234
Intra-entity foreign currency long-term-investment gains (losses)	12	27
Foreign Currency Translation Adjustments
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balance at beginning of period	(351)	(139)
Other comprehensive (loss) income before reclassifications	14	(155)
Reclassification adjustments	0	0
Total other comprehensive income (loss), net of tax	14	(155)
Balance at end of period	(337)	(294)
Other Adjustments
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balance at beginning of period	9	4
Other comprehensive (loss) income before reclassifications	0	0
Reclassification adjustments	0	0
Total other comprehensive income (loss), net of tax	0	0
Balance at end of period	9	4
Accumulated Other Comprehensive Loss
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Balance at beginning of period	(342)	(135)
Total other comprehensive income (loss), net of tax	14	(155)
Balance at end of period	$ (328)	$ (290)