XML 72 R55.htm IDEA: XBRL DOCUMENT v3.25.3
Debt (Details) - USD ($)
 1 Months Ended 3 Months Ended 9 Months Ended
Mar. 31, 2025
Jun. 30, 2025
Aug. 31, 2024
Sep. 30, 2025
Sep. 30, 2025
Sep. 30, 2024
Jan. 31, 2025
Dec. 31, 2024
Debt Instrument [Line Items]                
Proceeds from issuance of common stock and common warrants from the January 2025 Offering         $ 9,143,000 $ 0    
Equity-classified broker warrants, number of shares of common stock to purchase (in shares)             1,261,830  
Exercise price of equity-classified broker warrants (in dollars per share)       $ 4.69 $ 4.69     $ 3.85
Net carrying value       $ 9,720,000 $ 9,720,000     $ 20,034,000
Other expense related to accretion of discount         35,000 $ 26,000    
Common Stock | GKCC                
Debt Instrument [Line Items]                
Ownership maximum (as a percent)   49.99%            
Pre-Funded Warrant | Common Stock                
Debt Instrument [Line Items]                
Equity-classified broker warrants, number of shares of common stock to purchase (in shares)   3,500,573            
Accrued interest $ 300,000              
Exercise price of equity-classified broker warrants (in dollars per share)             $ 7.80  
June 2025 Warrants                
Debt Instrument [Line Items]                
Warrants and rights outstanding   $ 600,000            
Convertible Notes Payable                
Debt Instrument [Line Items]                
Proceeds from issuance of common stock and common warrants from the January 2025 Offering     $ 19,700,000          
Senior Secured Convertible Promissory Note                
Debt Instrument [Line Items]                
Debt instrument, face amount   $ 10,000,000   10,000,000 10,000,000      
Equity-classified broker warrants, number of shares of common stock to purchase (in shares)   103,225            
Basis spread on variable rate   5.00%            
Exercise price of equity-classified broker warrants (in dollars per share)   $ 7.75            
Warrants, contractual term (in years)   5 years            
Proceeds from Issuance of long-term debt   $ 9,900,000            
Net carrying value       9,700,000 9,700,000      
Debt discount       300,000 300,000      
Other expense related to accretion of discount       $ 400,000 $ 500,000      
Senior Secured Convertible Promissory Note | Maximum                
Debt Instrument [Line Items]                
Stated interest rate       12.50% 12.50%      
Senior Secured Convertible Promissory Note | Convertible Notes Payable                
Debt Instrument [Line Items]                
Stated interest rate     3.00%          
Debt instrument, face amount     $ 20,000,000.0          
Interest expense, debt         $ 100,000