Leases - Additional Information on Operating Leases (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Lease, Cost [Abstract]
Operating leases	$ 606	$ 601
Short-term lease	87	31
Total lease expense	693	632
Cash payments included in operating cash flows	521	585
Right-of-use assets obtained in exchange for new lease	$ 21	$ 33
Weighted average discount rate	9.33%	9.21%
Weighted average remaining lease term in years	5 years 3 months 18 days	5 years 9 months 29 days