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Leases Supplementary Cash Flow Information (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Cash paid for amounts included in the measurement of lease liabilities:      
Operating cash flows from operating leases $ 7,791 $ 7,535 $ 8,459
Financing cash flows from finance leases 287 373 380
Right-of-use assets obtained in exchange for lease obligations:      
Operating leases 4,704 4,242 12,800
Finance leases $ 305 $ 76 $ 563