Annual report pursuant to Section 13 and 15(d)

Debt - Summary of Interest Expense (Details)

v3.22.1
Debt - Summary of Interest Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Debt Instrument [Line Items]    
Interest expense $ 4,481 $ 3,413
Accretion of debt discount - issuance costs 1,913 686
Accretion of debt discount - warrants 1,029 1,457
Convertible notes    
Debt Instrument [Line Items]    
Interest expense 1,111 722
2021 Promissory Note    
Debt Instrument [Line Items]    
Interest expense 203 0
Senior Convertible Note    
Debt Instrument [Line Items]    
Interest expense 0 197
Factoring financing agreement    
Debt Instrument [Line Items]    
Interest expense 75 175
All other debt and financing obligations    
Debt Instrument [Line Items]    
Interest expense $ 150 $ 176