Leases - Other Information (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
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| Leases [Abstract] | |||
| Operating lease, payments | $ 7 | $ 8 | |
| Finance lease, principal payments | 5 | 5 | $ 5 |
| Operating lease expense | 4 | 5 | |
| Finance lease, right-of-use asset, amortization | 4 | 4 | |
| Finance lease, interest expense | $ 2 | $ 2 | |
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- Definition Amount of interest expense on finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cash outflow for principal payment on finance lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of amortization expense attributable to right-of-use asset from finance lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Amount of operating lease expense. Excludes sublease income. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Operating And Finance Lease, Payments No definition available.
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