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Fair Value of Assets and Liabilities - Narrative (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Segment Reporting Information [Line Items] |  |  |
Fair value, asset (liability), unrealized gain (loss), OCI | $ 0 | $ 0 | $ 0
Disposition of Acquired Properties | Corporate |  |  |
Segment Reporting Information [Line Items] |  |  |
Fixed asset impairments | 1,000,000 |  |
Leased asset impairments |  | 3,000,000 | 6,000,000
2020 Business Optimization | Disposition of Acquired Properties | Corporate |  |  |
Segment Reporting Information [Line Items] |  |  |
Fixed asset impairments |  | $ 34,000,000 | $ 7,000,000
Leased asset impairments | $ 1,000,000 |  |

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- Definition Amount of unrealized gain (loss) recognized in other comprehensive income (OCI) from asset (liability) measured at fair value on recurring basis using unobservable input (level 3) and still held. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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- Definition Amount of loss from impairment of right-of-use asset from operating lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 25 -Paragraph 6 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=123399704&loc=SL77918431-209957 + Details
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