| Leases - Weighted Average Remaining Lease Term and Discount Rate (Details) | Dec. 31, 2021 | Dec. 31, 2020 | 
|---|---|---|
| Weighted average remaining lease term (in years): | ||
| Operating leases | 4 years 1 month 6 days | 3 years 8 months 12 days | 
| Finance leases | 3 years 6 months | 4 years | 
| Weighted average discount rate: | ||
| Operating leases | 2.90% | 3.20% | 
| Finance leases | 2.60% | 3.10% | 
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- Definition Lease, Weighted Average Discount Rate No definition available. 
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- Definition Lease, Weighted Average Remaining Lease Term No definition available. 
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- Definition Weighted average discount rate for finance lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Weighted average discount rate for operating lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef 
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