Post-effective amendment to a registration statement that is not immediately effective upon filing

Warrants (Details)

v3.22.1
Warrants (Details) - USD ($)
$ / shares in Units, $ in Thousands
 1 Months Ended 12 Months Ended
Dec. 31, 2020
Mar. 31, 2020
Feb. 28, 2019
Dec. 31, 2021
Dec. 31, 2020
Jan. 31, 2021
Class of Warrant or Right [Line Items]            
Warrants to purchase shares of common stock 1,937,260     16,877,907 1,937,260  
Issuance of equity classified warrants       $ 1 $ 112  
Changes in the fair value of warrants       $ 879    
2019 SVB Common Stock Warrant            
Class of Warrant or Right [Line Items]            
Warrants to purchase shares of common stock     28,338      
Exercise price     $ 0.24      
2020 SVB Common Stock Warrant            
Class of Warrant or Right [Line Items]            
Warrants to purchase shares of common stock   279,974        
Exercise price   $ 0.40        
2020 JPM Common Stock Warrant            
Class of Warrant or Right [Line Items]            
Warrants to purchase shares of common stock 377,837       377,837  
Exercise price $ 0.42       $ 0.42  
Public Warrant            
Class of Warrant or Right [Line Items]            
Warrants to purchase shares of common stock       14,325,000    
Exercise price       $ 11.50    
Issuance of equity classified warrants       $ 23,600    
Changes in the fair value of warrants       $ 12,600    
Finback Common Stock Warrants 2021            
Class of Warrant or Right [Line Items]            
Warrants to purchase shares of common stock           2,552,913
Exercise price           $ 0.42
Maximum | 2019 SVB Common Stock Warrant            
Class of Warrant or Right [Line Items]            
Issuance of equity classified warrants     $ 100      
Maximum | 2020 SVB Common Stock Warrant            
Class of Warrant or Right [Line Items]            
Issuance of equity classified warrants   $ 100        
Maximum | 2020 JPM Common Stock Warrant            
Class of Warrant or Right [Line Items]            
Issuance of equity classified warrants $ 100