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Notes Payable - Additional Information (Details)
$ / shares in Units, $ in Millions
1 Months Ended
Sep. 30, 2019
USD ($)
yr
Installment
$ / shares
shares
Apr. 23, 2021
Dec. 31, 2020
USD ($)
Short Term Debt [Line Items]      
Term Loan maturity date Jun. 01, 2024    
Fair value of the warrants at the date of issuance $ 0.3    
Expected Term      
Short Term Debt [Line Items]      
Warrants and rights outstanding, measurement input | yr 10    
Volatility      
Short Term Debt [Line Items]      
Warrants and rights outstanding, measurement input 92.78    
Risk Free Rate      
Short Term Debt [Line Items]      
Warrants and rights outstanding, measurement input 1.68    
Expected Dividend      
Short Term Debt [Line Items]      
Warrants and rights outstanding, measurement input 0    
Line of Credit      
Short Term Debt [Line Items]      
Debt instrument, frequency of periodic payment monthly    
Debt instrument, interest rate, basis for effective rate prime rate    
Percentage of final principal payment 4.50%    
Required notice period for debt prepayment 30 days    
Debt prepayment fee as percent on year one 3.00%    
Debt prepayment fee as percent on year two 2.00%    
Debt prepayment fee as percent from year three 1.00%    
Debt issuance costs $ 0.1    
Debt instrument, interest rate, effective percentage 10.97%    
Line of Credit | Prime Rate      
Short Term Debt [Line Items]      
Debt instrument, basis spread on variable rate 3.00%    
Line of Credit | Minimum      
Short Term Debt [Line Items]      
Debt instrument, interest rate, stated percentage 8.25%    
Loan Agreement      
Short Term Debt [Line Items]      
Borrowing capacity under loan agreement $ 20.0    
Additional funding not eligible     $ 10.0
Loan Agreement | Minimum | Subsequent Event      
Short Term Debt [Line Items]      
Debt instrument, interest rate, effective percentage   4.50%  
Loan Agreement | Maximum | Subsequent Event      
Short Term Debt [Line Items]      
Debt instrument, interest rate, effective percentage   5.00%  
Term A Loan      
Short Term Debt [Line Items]      
Borrowings under loan agreement $ 10.0    
Line of credit facility frequency of payments principal and interest | Installment 36    
Lenders warrants exercisable for shares | shares 80,428    
Warrants exercisable, per share exercise price | $ / shares $ 3.73    
Term B Loan      
Short Term Debt [Line Items]      
Borrowing capacity under loan agreement $ 5.0    
Percentage of lenders additional warrants to purchase shares of company's common stock 3.00%    
Term C Loan      
Short Term Debt [Line Items]      
Borrowing capacity under loan agreement $ 5.0    
Percentage of lenders additional warrants to purchase shares of company's common stock 3.00%    
Term A Loan & Term B Loan      
Short Term Debt [Line Items]      
Line of credit facility frequency of payments principal and interest | Installment 30