TSR Liability Awards (Details) - USD ($) shares in Thousands, $ in Millions	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Equity Instruments Other than Options Activity [Roll Forward]
Granted (in shares)	395	421	411
TSR Liability Awards
Equity Instruments Other than Options Activity [Roll Forward]
Granted (in shares)	165	221	212
Equity Instruments Other than Options, Additional Disclosures [Abstract]
Award Vesting Period (in years)	3 years
Awards settled (in shares)	411	446	476
Settlement amount (cash and common stock)	$ 27	$ 27	$ 33
Amount of cash used to settle TSR liability awards	$ 21
TSR Liability Awards \| Minimum
Equity Instruments Other than Options, Additional Disclosures [Abstract]
Percentage payout for TSR liability awards	0.00%
TSR Liability Awards \| Maximum
Equity Instruments Other than Options, Additional Disclosures [Abstract]
Percentage payout for TSR liability awards	200.00%

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(01)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Aggregate value of cash and stock paid by the entity during the period to settle performance share plan (PSP) awards granted under the Company's long-term incentive plan.

+ References

No definition available.

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- Definition

Aggregate cash paid by the entity during the period to settle liability instruments granted under share-based payment arrangements.

+ References

No definition available.

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- Definition

Percentage payout for performance share plan (PSP) liability awards.

+ References

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- Definition

The number of units/shares settled under a share-based award plan during the period in cash or stock.

+ References

No definition available.

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