Leases, Lease Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Operating Lease, Cost	$ 2,827	$ 3,463	$ 3,165
Sublease Income	253	352	383
Lease, Cost, Total	2,574	3,111	2,782
Operating Lease, Payments	3,199	3,553	3,192
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	1,190	7,821	505
reductions to right of use assets resulting from reduction in lease obligations	$ 2,865	$ 3,084	$ 2,855