Net Earnings (Loss) per Share (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022
Basic:
Net income (loss)	$ 71	$ (13)	$ 13	$ (121)	$ 58	$ (108)
Less: net income attributable to participating rights	(2)		0		(2)	0
Net income (loss) attributable to common stockholders	$ 69		$ 13		$ 56	$ (108)
Weighted average common shares outstanding, basic (in shares)	219,402,647		217,602,480		218,792,850	217,438,904
Net earnings (loss) per share, basic (in dollars per share)	$ 0.32		$ 0.06		$ 0.26	$ (0.49)
Diluted:
Less: net income attributable to participating rights	$ (2)		$ 0		$ (2)	$ 0
Net income (loss) attributable to common stockholders	$ 69		$ 13		$ 56	$ (108)
Effect of dilutive potential common shares (in shares)	1,023,012		1,334,065		1,430,423	0
Weighted average common shares outstanding, diluted (in shares)	220,425,659		218,936,545		220,223,273	217,438,904
Net earnings (loss) per share, diluted (in dollars per share)	$ 0.31		$ 0.06		$ 0.26	$ (0.49)
Shares excluded from the computation of diluted shares (in shares)	2,886,151		2,284,417		2,264,024