Leases - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Lessee, Lease, Description [Line Items]
Operating lease right-of-use assets	$ 2,604	$ 3,612
Present value of lease liabilities	2,314
Current portion of operating lease liability	474	645
Operating lease, payments	$ 769	$ 1,480
Operating lease, weighted average remaining lease term (in years)	4 years 3 months 18 days
Operating lease, weighted average discount rate, percent	5.30%
Minimum
Lessee, Lease, Description [Line Items]
Operating lease, term of contract	1 year
Maximum
Lessee, Lease, Description [Line Items]
Operating lease, term of contract	5 years