Leases (Operating Lease Expense) (Details) - USD ($) $ in Thousands	1 Months Ended	2 Months Ended	3 Months Ended
	Feb. 02, 2021	Mar. 31, 2021	Mar. 31, 2020
Leases [Abstract]
Long-term fixed lease expense	$ 1,824	$ 3,782	$ 7,473
Long-term variable lease expense	19	29	124
Short-term lease expense	789	1,616	4,423
Total operating lease expense	$ 2,632	$ 5,427	$ 12,020