Leases (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Leases [Abstract]
Operating leases	$ 19	$ 19	$ 57	$ 61
Short-term leases	1	1	2	2
Lease expense	20	20	59	63
Less: sublease income	0	0	0	0
Net lease cost	20	20	59	63
Cash payments to settle a lease liability reported in cash flows	22	23	65	71
Right-of-use assets obtained in exchange for new lease liabilities	$ 12	$ 14	$ 25	$ 21
Weighted average discount rate (percent)	2.64%	2.33%	2.64%	2.33%
Weighted average remaining lease term (in years)	4 years 2 months 12 days	4 years 6 months	4 years 2 months 12 days	4 years 6 months