Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Millions	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income
Beginning balance at Dec. 31, 2022	$ 1,868	$ 0	$ 1,385	$ 431	$ 52
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	17			17
Other comprehensive (loss) income, net of income taxes	(13)				(13)
Dividends (per share declared and paid)	(48)			(48)
Other	1		1
Ending balance at Mar. 31, 2023	1,825	0	1,386	400	39
Beginning balance at Dec. 31, 2023	1,983	0	1,396	537	50
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	49			49
Other comprehensive (loss) income, net of income taxes	3				3
Dividends (per share declared and paid)	(48)			(48)
Other	2		3	(1)
Ending balance at Mar. 31, 2024	$ 1,989	$ 0	$ 1,399	$ 537	$ 53