Leases - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Lessee, Lease, Description [Line Items]
Weighted average remaining lease term for operating lease	4 years 8 months 12 days	5 years 1 month 6 days
Weighted average discount rate (percent)	3.00%	3.10%
Maximum
Lessee, Lease, Description [Line Items]
Term of contract	18 years
Rent And Occupancy Expense
Lessee, Lease, Description [Line Items]
Operating lease expense	$ 52	$ 61	$ 46
Technology And Communication Expense
Lessee, Lease, Description [Line Items]
Operating lease expense	$ 26	$ 24	$ 22