v3.20.4

Leases - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Jan. 01, 2019
Lessee, Lease, Description [Line Items] |  |  |  |
Operating lease, option to extend term | 5 years |  |  |
Finance lease, option to extend term | 5 years |  |  |
Operating lease, termination period | 1 year |  |  |
Finance lease, termination period | 1 year |  |  |
Assets under finance leases, gross | $ 82 | $ 82 |  |
Accumulated depreciation under finance leases | 12 | 9 |  |
Liabilities arising from capital lease transactions | 24 | 25 |  | $ 70
Rent expense | 9 | 12 |  |
Rent expense |  |  | $ 57 |
Right-of-use assets | $ 223 | $ 226 |  |
Minimum |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Operating Lease, Remaining Lease Term | 1 year |  |  |
Finance Lease, Remaining Lease Term | 1 year |  |  |
Maximum |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Operating Lease, Remaining Lease Term | 30 years |  |  |
Finance Lease, Remaining Lease Term | 30 years |  |  |
Land | Minimum |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Operating Lease, Remaining Lease Term | 48 years |  |  |
Land | Maximum |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |
Operating Lease, Remaining Lease Term | 90 years |  |  |

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- Definition Finance Lease, Right-Of-Use Asset, Accumulated Depreciation + References No definition available. + Details
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- Definition Finance Lease, Right-Of-Use Asset, Gross + References No definition available. + Details
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- Definition Present value of lessee's discounted obligation for lease payments from finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977 + Details
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- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
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- Definition Term of lessee's finance lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918673-209980 + Details
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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. + Details
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- Definition Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918673-209980 + Details
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- Definition Amount of operating lease expense. Excludes sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918638-209977 + Details
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- Definition Amount of lessee's right to use underlying asset under operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977 + Details
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