Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Millions	Total	Common stock	Additional paid-in capital	Accumulated other comprehensive loss	Accumulated deficit
Balance at beginning of period at Dec. 31, 2023	$ 2,325	$ 3	$ 5,175	$ (47)	$ (2,806)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Total comprehensive income	29				29
Share-based compensation activity	1		1
Balance at end of period at Mar. 31, 2024	2,355	3	5,176	(47)	(2,777)
Balance at beginning of period at Dec. 31, 2024	2,557	3	5,194	(47)	(2,593)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Total comprehensive income	50				50
Share-based compensation activity	(9)		(9)
Cash dividend	(24)		(24)
Repurchases of common stock	(3)		(3)
Balance at end of period at Mar. 31, 2025	$ 2,571	$ 3	$ 5,158	$ (47)	$ (2,543)