Net Income (Loss) per Share - Computation of Basic and Diluted Net Income (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Net income (loss) (Numerator):
Net income (loss)	$ (267)	$ 53	$ (123)
Weighted-average shares (Denominator):
Outstanding	72.0	70.3	56.4
Less: Subject to vesting		(1.0)	(1.6)
Weighted-average shares for basic EPS	72.0	69.3	54.8
Effect of dilutive securities		4.7
Weighted-average shares for diluted EPS	72.0	74.0	54.8
Net income (loss) per share
Basic	$ (3.71)	$ 0.76	$ (2.24)
Diluted	$ (3.71)	$ 0.71	$ (2.24)