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Leases Cash Flow (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Leases [Abstract]    
Operating cash flows from operating leases $ 36,245 $ 29,946
Operating cash flows from finance leases 1,568 117
Financing cash flows from finance leases 663 678
Right-of-use asset obtained in exchange for operating leases 29,581 24,687
Right-of-use asset obtained in exchange for finance leases $ 0 $ 55,806