Income Taxes - Valuation Allowance (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Valuation allowance
Valuation allowance	$ 68	$ 60
Federal
Valuation allowance
Valuation allowance	10	15
State
Valuation allowance
Valuation allowance	26	22
Foreign
Valuation allowance
Valuation allowance	$ 32	$ 23

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319

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