Commitments and Contingencies - Supplemental Consolidated Balance Sheet Information Related to Leases (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Operating lease right-of-use assets, net	$ 8,105
Current portion of lease liabilities	337
Non-current portion of lease liabilities	9,965
Total operating lease liabilities	$ 10,302
Weighted average remaining lease term (years)	11 years 9 months 18 days
Weighted average discount rate	11.00%
Non-cash lease expense	$ 264
Change in operating lease liabilities	$ 186