Leases - Right-of-Use Assets and Lease Liabilities (Details) - USD ($) $ in Thousands |
Mar. 31, 2021 |
Dec. 31, 2020 |
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| Leases [Abstract] | ||
| Operating leases - Property | $ 39,810 | $ 40,570 |
| Finance leases - Property | 40,091 | 40,425 |
| Total right-of-use assets | 79,901 | 80,995 |
| Property - operating lease liabilities | 30,176 | 30,746 |
| Finance leases - Property | 28 | 28 |
| Total lease liabilities | $ 30,204 | $ 30,774 |
| Finance Lease, Liability, Statement of Financial Position [Extensible List] | Other liabilities |
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- Definition Lease Liabilities No definition available.
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- Definition Lease, Right-of-Use Assets No definition available.
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- Definition Present value of lessee's discounted obligation for lease payments from finance lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Indicates line item in statement of financial position that includes finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after accumulated amortization, of 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 Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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