Leases Lease Cost Table (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Leases [Abstract]
Operating Lease, Cost	$ 1,650	$ 1,520
Short-term, variable and other lease costs	310	240
Lease, Cost	$ 1,960	$ 1,760