Quarterly report pursuant to Section 13 or 15(d)

Organization (Details)

v3.20.1
Organization (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]      
Accumulated deficit $ 185,812   $ 183,278
Cash used in operations 1,722 $ 5,177  
Cash 8,516   $ 10,872
Debt covenant, unrestricted cash 3,565    
Unrestricted cash $ 4,951