Quarterly report [Sections 13 or 15(d)]

Redeemable Convertible Preferred Stock (Details)

v3.26.3
Redeemable Convertible Preferred Stock (Details)
$ / shares in Units, $ in Thousands
9 Months Ended
Sep. 20, 2024
USD ($)
shares
Aug. 11, 2023
USD ($)
director
$ / shares
shares
Sep. 30, 2026
USD ($)
Sep. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Mar. 31, 2026
USD ($)
Dec. 31, 2025
USD ($)
Jun. 30, 2025
USD ($)
Mar. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Temporary Equity [Line Items]                    
Proceeds from issuance of preferred stock $ 15,000 $ 10,000                
Issuance of equity, stock issued during period(in shares) | shares 15,000 10,000                
Preferred stock, outstanding term (in years)   7 years                
Temporary equity, carrying amount $ 24,800   $ 24,772 $ 24,772 $ 24,772 $ 24,772 $ 24,772 $ 24,772 $ 24,772 $ 24,772
Payments of stock issuance costs     0 $ 18            
Dividend rate   6.00%                
Cumulative undeclared dividends     $ 3,700              
Minimum percentage threshold, director designation rights   20.00%                
Director designation rights, number of directors | director   1                
Convertible, control of rights by issuer, written notice period   5 days                
Series A Preferred Stock                    
Temporary Equity [Line Items]                    
Temporary equity, carrying amount 10,000                  
Payments of stock issuance costs 500                  
Convertible, conversion price (in dollars per share) | $ / shares   $ 2.11                
Series A Prime Preferred Stock                    
Temporary Equity [Line Items]                    
Convertible, conversion price (in dollars per share) | $ / shares   $ 1.9328                
Volition Warrants                    
Temporary Equity [Line Items]                    
Warrants and rights outstanding, term (in years)   3 years                
Warrant, exercisable, period after closing date (in months)   6 months                
Volition Warrant                    
Temporary Equity [Line Items]                    
Class of warrant or right, number of securities called by warrants or rights (in shares) | shares   1,579,778                
Exercise price (in dollars per share) | $ / shares   $ 6.33                
Volition Penny Warrant                    
Temporary Equity [Line Items]                    
Class of warrant or right, number of securities called by warrants or rights (in shares) | shares   20,905                
Exercise price (in dollars per share) | $ / shares   $ 0.01                
Temporary equity, carrying amount $ 300