Business Segments - Revenue and Long-Lived Assets by Geographic Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Geographic Segments
Total revenue	$ 2,512	$ 2,153	$ 1,699
Property and equipment, net	204	213
U.S.
Geographic Segments
Total revenue	1,734	1,551	1,181
Property and equipment, net	163	147
Other
Geographic Segments
Total revenue	778	602	$ 518
Property and equipment, net	$ 41	$ 66