Quarterly report pursuant to Section 13 or 15(d)

Long-term Debt - Long-term debt (Details)

v3.21.2
Long-term Debt - Long-term debt (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Debt Instrument [Line Items]    
Less: Unamortized discount $ (63) $ (118)
Long-term debt, Unamortized Discount Net, Total 15,359 16,432
Less: Current portion of long-term debt 1,000  
Long-term debt, net of discount 14,359 16,432
Term loans payable    
Debt Instrument [Line Items]    
Gross amount of debt 10,000 10,000
Revolving line of credit outstanding    
Debt Instrument [Line Items]    
Gross amount of debt $ 5,422 3,550
Convertible notes (as converted to common stock)    
Debt Instrument [Line Items]    
Gross amount of debt   $ 3,000