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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
Leases [Abstract]      
Operating lease cost $ 12,991 $ 15,848 $ 13,903
Amortization of right-of-use assets 0 299 598
Interest expense 0 3 26
Variable lease cost 5,036 5,097 4,177
Total lease cost $ 18,027 $ 21,247 $ 18,704