Net Income (Loss) Per Share - Computation of Basic and Diluted Net Income (Loss) Per Share (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Numerator:
Net Income (Loss)	$ 15	$ (42)
Denominator:
Shares used in net income (loss) per common share - basic	67.0	66.7
Effect of dilutive securities	0.4	0.0
Shares used in net income (loss) per common share - diluted	67.4	66.7
Net income (loss) per common share:
Basic	$ 0.22	$ (0.64)
Net income (loss) per common share:
Diluted	$ 0.22	$ (0.64)