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, 2023	Dec. 31, 2022	Dec. 31, 2021
Net income (loss) (Numerator):
Net income (loss)	$ (307)	$ (267)	$ 53
Weighted-average shares (Denominator):
Outstanding (in shares)	74.0	72.0	70.3
Less: Subject to vesting (in shares)	0.0	0.0	(1.0)
Weighted-average shares for basic EPS (in shares)	74.0	72.0	69.3
Effect of dilutive securities (in shares)	0.0	0.0	4.7
Weighted-average shares for diluted EPS (in shares)	74.0	72.0	74.0
Net income (loss) per share, basic (in dollars per share)	$ (4.15)	$ (3.71)	$ 0.76
Net income (loss) per share, diluted (in dollars per share)	$ (4.15)	$ (3.71)	$ 0.71