Leases Cash Flow, Operating Activities, Lessee (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Leases [Abstract]
Operating Lease, Payments	$ 5,657	$ 4,706
Finance Lease, Interest Payment on Liability	63	32
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	1,282	20,175
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability	$ 332	$ 2,815