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Leases - Components of Lease Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Finance lease cost:      
Amortization of leased assets $ 8,105 $ 8,203 $ 7,795
Interest on lease liabilities 6,574 6,411 4,748
Sublease income (8,687) (4,173) (4,173)
Total 33,230 38,658 35,190
Property operating expenses      
Operating lease cost:      
Lease expense 22,642 23,472 25,166
General and administrative expenses      
Operating lease cost:      
Lease expense $ 4,596 $ 4,745 $ 1,654