Fair Value Measurements - Significant Unobservable Inputs - Freestanding Derivatives (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Fair Value Inputs and Valuation Techniques
Adjustment Resulting from Broker Prices Received	$ 0
Significant Unobservable Inputs (Level 3)
Fair Value Inputs and Valuation Techniques
Derivative Assets (Liabilities), at Fair Value, Net	$ 1	$ 1

Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 45
-Paragraph 5
-URI https://asc.fasb.org/extlink&oid=126966630&loc=d3e41228-113958

Name:	us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant