Reversed Asset Impairment Charges

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- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2420-110228

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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 http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Fair Value of Assets and Liabilities - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
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]
Long-lived asset impairment	7,000,000	5,000,000	4,000,000
Reversed asset impairment charges		1,000,000	$ 2,000,000
2020 Business Optimization \| Disposition of Acquired Properties \| Corporate
Segment Reporting Information [Line Items]
Long-lived asset impairment	$ 6,000,000
2019 Business Optimization \| Disposition of Acquired Properties \| Corporate
Segment Reporting Information [Line Items]
Long-lived asset impairment		2,000,000
2019 Business Optimization \| Leased Assets \| Corporate
Segment Reporting Information [Line Items]
Long-lived asset impairment		14,000,000
Reversed asset impairment charges		1,000,000
Rebranding Initiative \| Leased Assets \| Corporate
Segment Reporting Information [Line Items]
Long-lived asset impairment		$ 7,000,000