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Borrowing - Narrative (Details) - USD ($)
1 Months Ended
Feb. 23, 2022
Feb. 28, 2022
Mar. 31, 2023
May 31, 2018
Debt Instrument [Line Items]        
Principal outstanding     $ 28,861,000  
2018 Term Loan | Loan Agreement        
Debt Instrument [Line Items]        
Term loan face amount       $ 50,000,000
Principal outstanding       25,000,000
2022 Term Loan | Loan Agreement        
Debt Instrument [Line Items]        
Final fee due upon maturity, acceleration, prepayment, or termination (percent) 4.95%      
Loan agreement covenant, cash and cash equivalents as percentage of outstanding loan balance, minimum 80.00%      
Loan agreement, covenant, cash and cash equivalents as percentage of outstanding loan balance, calculation period 6 months      
Loan agreement covenant, net product revenue as percentage of outstanding loan balance, minimum 60.00%      
Additional default interest rate 4.00%      
2022 Term Loan | Loan Agreement | SOFR        
Debt Instrument [Line Items]        
Floating per annum rate (percent) 7.95%      
2022 Term Loan | Loan Agreement | Prior to first anniversary of closing date        
Debt Instrument [Line Items]        
Prepayment premium (as a percent) 3.00%      
2022 Term Loan | Loan Agreement | After first anniversary through second anniversary of closing date        
Debt Instrument [Line Items]        
Prepayment premium (as a percent) 2.00%      
2022 Term Loan | Loan Agreement | After second anniversary to maturity date        
Debt Instrument [Line Items]        
Prepayment premium (as a percent) 1.00%      
Term Loan A | Loan Agreement        
Debt Instrument [Line Items]        
Proceeds from the sale of future royalties, net of issuance costs $ 27,500,000      
Payment term 36 months      
Closing fee $ 200,000      
Term Loan B | Loan Agreement        
Debt Instrument [Line Items]        
Remaining funding based on milestone achievement $ 22,500,000      
Payment term 24 months      
Future obligation upon loan funding or other events $ 100,000      
Term B Loan | Loan Agreement | SOFR        
Debt Instrument [Line Items]        
Addition to floating per annum rate (percent) 1.00%      
Addition plus to floating per annum rate (percent) 0.022%      
2018 Exit Fee        
Debt Instrument [Line Items]        
Agreed amount for exit fee upon occurrence of certain conditions       $ 1,500,000
2022 Exit Fee        
Debt Instrument [Line Items]        
Exit fee (percent)   2.00%    
Exit fee, net product revenue threshold $ 100,000,000 $ 100,000,000    
Exit fee, term (in years) 10 years