XML 61 R50.htm IDEA: XBRL DOCUMENT v3.25.1
INDEBTEDNESS - Narrative (Details)
$ / shares in Units, $ in Thousands
 3 Months Ended
Feb. 03, 2025
USD ($)
$ / shares
shares
Apr. 19, 2024
USD ($)
Jan. 29, 2024
USD ($)
tranche
$ / shares
shares
Mar. 31, 2025
USD ($)
Mar. 31, 2024
USD ($)
Feb. 28, 2025
$ / shares
shares
Dec. 31, 2024
USD ($)
Nov. 11, 2019
USD ($)
Line of Credit Facility [Line Items]                
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]     Secured Overnight Financing Rate (SOFR) [Member]          
Warrant to purchase common stock (in shares) | shares 1,153,846   3,076,923     1,153,846    
Exercise price (in dollars per share) | $ / shares $ 1.30   $ 1.30     $ 1.30    
Warrant exercise period 8 years         8 years    
Warrant liability       $ 7,200     $ 5,200  
Loss on extinguishment of debt       $ 0 $ 517      
Secured Debt | Term Loan Facility | Line of Credit                
Line of Credit Facility [Line Items]                
Line of credit, maximum borrowing capacity     $ 55,000          
Line of credit, maximum borrowing capacity, number of available tranches | tranche     3          
Variable rate, floor     4.25%          
Basis spread on variable rate     6.75%          
Debt instrument, cap rate     15.00%          
Debt instrument, interest rate       11.07%        
Interest expense       $ 2,100 1,000      
Annual interest rate, increase     3.00%          
Late fee percentage     2.00%          
Exit fee percentage     0.75%          
Interest payable period following prepayment     12 months          
Debt covenant, cash and cash equivalents     $ 15,000          
Debt covenant, revenue period     12 months          
Debt covenant, revenue     $ 150,000          
Secured Debt | Term Loan Facility | Line of Credit | Minimum                
Line of Credit Facility [Line Items]                
Transaction fee percentage     1.00%          
Prepayment fee percentage     1.00%          
Secured Debt | Term Loan Facility | Line of Credit | Maximum                
Line of Credit Facility [Line Items]                
Transaction fee percentage     1.25%          
Prepayment fee percentage     4.00%          
Secured Debt | Term Loan Facility, Tranche A | Line of Credit                
Line of Credit Facility [Line Items]                
Line of credit, maximum borrowing capacity     $ 37,000          
Proceeds from line of credit     34,500          
Secured Debt | Term Loan Facility, Tranche B | Line of Credit                
Line of Credit Facility [Line Items]                
Line of credit, maximum borrowing capacity     8,000          
Proceeds from line of credit   $ 7,500            
Secured Debt | Term Loan Facility, Tranche C | Line of Credit                
Line of Credit Facility [Line Items]                
Line of credit, maximum borrowing capacity     10,000          
Proceeds from line of credit $ 9,300              
Term Loan | Tranche A and B | Keryx | Biopharma Credit Investments V (Master) LP | Collateral Agent, Pharmakon                
Line of Credit Facility [Line Items]                
Line of credit, maximum borrowing capacity               $ 100,000
Interest expense       $ 0 0      
Extinguishment of debt     35,000          
Payment of outstanding debt interest and prepayment fee     $ 200          
Loss on extinguishment of debt         $ 500