Leases - Schedule of Lease, Cost (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Leases [Abstract]
Operating lease cost	$ 828	$ 819	$ 2,484	$ 2,465
Short-term lease cost	0	0	0	0
Variable lease cost	22	32	87	100
Sublease income	(31)	(31)	(92)	(92)
Net lease cost	$ 819	$ 820	$ 2,479	$ 2,473