Leases - Schedule of Lease, Cost (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Leases [Abstract]
Operating lease cost	$ 828	$ 826	$ 1,656	$ 1,646
Short-term lease cost	0	0	0	0
Variable lease cost	33	33	65	68
Sublease income	(30)	(30)	(61)	(61)
Net lease cost	$ 831	$ 829	$ 1,660	$ 1,653