Earnings Per Share - Reconciliation of Weighted Average Number of Shares of Common Stock Outstanding In Calculating EPS (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Numerator:
Net Income (Loss)	$ (59)	$ (73)
Denominator:
Weighted average shares used to compute Basic EPS	138,438,000	141,451,000
Weighted average effect of dilutive securities:
Stock-based awards (Note 10)	0	0
2026 Senior Notes (Note 6)	0	0
Weighted average shares used to compute Diluted EPS	138,438,000	141,451,000
Basic EPS	$ (0.43)	$ (0.52)
Diluted EPS	$ (0.43)	$ (0.52)