Net (Loss) Income Per Share - Computation of Basic and Diluted Net Income Per Share (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Numerator:
Net Income (Loss)	$ (1,841)	$ 333	$ 551
Denominator:
Shares used in net (loss) income per common share - basic	66.8	59.7	55.4
Effect of dilutive securities	0.0	0.2	0.3
Shares used in net (loss) income per common share - diluted	66.8	59.9	55.7
Net (loss) income per common share:
Basic	$ (27.54)	$ 5.57	$ 9.95
Net (loss) income per common share:
Diluted	$ (27.54)	$ 5.56	$ 9.9