Quarterly report pursuant to Section 13 or 15(d)

Lease Obligations - Future Minimum Payments (Details)

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Lease Obligations - Future Minimum Payments (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Leases [Abstract]    
Remainder of 2021 $ 447  
2022 235  
Total lease payments 682  
Less: imputed interest (36)  
Present value of lease liabilities 646  
Lease liabilities, current 547 $ 548
Lease liabilities, noncurrent 99 $ 233
Total lease liabilities $ 646  
Weighted-average remaining lease term (in years) 1 year 2 months 8 days  
Weighted-average discount rate 10.50%