Lease Commitments Leases - Other Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Lessee, Lease, Description [Line Items]
Lease renewal options	6 years
Lease terminate option	options to terminate the leases within 1 year
Operating cash flows from leases	$ 10,806	$ 11,137
Right-of-Use Asset obtained	$ 5,133	$ 9,077
Minimum
Lessee, Lease, Description [Line Items]
Lease term	1 year
Maximum
Lessee, Lease, Description [Line Items]
Lease term	14 years