Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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

(Impact of Derivative Instruments in Consolidated Balance Sheet Other) (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative assets	$ 6
Other Noncurrent Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative assets	$ 4
Accrued Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative liabilities		$ 1