Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Narrative (Details)

v3.22.1
Long-Term Debt - Narrative (Details)
1 Months Ended
Jul. 31, 2021
USD ($)
payment
Aug. 31, 2021
USD ($)
Mar. 31, 2022
USD ($)
Revolving credit facility      
Debt Instrument [Line Items]      
Outstanding balance     $ 10,000,000
Silicon Valley Bank Note      
Debt Instrument [Line Items]      
Note payable $ 4,000,000    
Number of required principal payments | payment 36    
Amount of required principal payment $ 100,000    
Note payable converted into deemed advance the line of credit   $ 4,000,000  
Silicon Valley Bank Line of Credit | Revolving credit facility      
Debt Instrument [Line Items]      
Borrowing capacity $ 10,000,000 50,000,000  
Proceeds from line of credit   6,000,000  
Outstanding balance   10,000,000  
Debt agreement fee   $ 100,000  
Unused line fee (percent)   0.15%  
Debt covenant, outstanding principal balance threshold   $ 10,000,000  
Debt covenant, minimum unrestricted cash and cash equivalents   100,000,000  
Debt covenant, minimum consolidated liquidity   $ 20,000,000  
Silicon Valley Bank Line of Credit | Revolving credit facility | Minimum      
Debt Instrument [Line Items]      
Interest rate, minimum (percent)   3.50%  
Silicon Valley Bank Line of Credit | Revolving credit facility | Prime rate      
Debt Instrument [Line Items]      
Basis spread on variable rate (percent)   0.25%