Leases Additional Operating Lease Information (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Leases [Abstract]
Operating cash flows for operating leases	$ (2,056)	$ (1,828)
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 110	$ 0
Weighted average remaining lease term - operating leases	5 years 3 months 18 days	6 years 2 months 12 days
Weighted average discount rate - operating leases	11.00%	11.00%
Operating Lease Liability Created By Obtaining Right-Of-Use Assets	$ 110	$ 0