Fair Value of Financial Assets and Liabilities -Fair Value of Financial Assets and Liabilities (Details) - Level 2 - Recurring - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Assets
Total	$ 22	$ 41
Liabilities
Total	24	25
Foreign exchange contracts - forwards
Assets
Total	5	19
Liabilities
Total	11	11
Interest rate cap
Assets
Total	3	6
Interest rate swap
Assets
Total	0	1
Deferred compensation plan investments in mutual funds
Assets
Total	14	15
Liabilities
Total	$ 13	$ 14

Fair value of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities.

No definition available.

Name:	us-gaap_FinancialLiabilitiesFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant