v3.26.1
Debt - Additional Information (Details 4) - USD ($)
1 Months Ended 2 Months Ended 3 Months Ended 6 Months Ended
Sep. 24, 2024
Sep. 23, 2024
Sep. 05, 2024
Oct. 31, 2024
Dec. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Debt Instrument [Line Items]                  
Extinguishment of Old CP BF notes           $ 715,000 $ 146,000 $ 715,000 $ 4,489,000
Common stock shares outstanding         527,317 2,690,579   2,690,579  
Maximum [Member] | Pre-Funded Warrants [Member]                  
Debt Instrument [Line Items]                  
Warrants issued   1,524              
Class A Common Stock [Member]                  
Debt Instrument [Line Items]                  
Common stock shares outstanding         515,761 2,656,723   2,656,723  
Class B Common Stock [Member]                  
Debt Instrument [Line Items]                  
Common stock shares outstanding         11,556 33,856   33,856  
2024 CP BF Convertible Note [Member]                  
Debt Instrument [Line Items]                  
Debt instrument, interest rate, stated percentage   15.50%              
Extinguishment of Old CP BF notes     $ (6,500,000)            
Aggregate principal amount   $ 10,800,000     $ 2,840        
Debt instrument, maturity date   Feb. 19, 2027              
Debt instrument, increase in interest rate of an event of default   20.00%              
Exit fee, percentage   1.00%              
Debt instrument conversion price per share   $ 778              
CP BF SPA [Member]                  
Debt Instrument [Line Items]                  
Debt   $ 2,000,000              
Warrant initial exercise price   $ 778              
Warrants exercise price   $ 0.0001              
Percentage of number of shares of Common Stock outstanding   19.99%              
CP BF SPA [Member] | Maximum [Member]                  
Debt Instrument [Line Items]                  
Warrants issued   2,843              
CP BF SPA [Member] | Class A Common Stock [Member]                  
Debt Instrument [Line Items]                  
Share issued   1,305              
CP BF SPA [Member] | Class B Common Stock [Member] | CEO [Member]                  
Debt Instrument [Line Items]                  
Common stock shares outstanding   11,556              
CP BF [Member]                  
Debt Instrument [Line Items]                  
Shares issued upon conversion of option, value       $ 216,000 $ 165,000        
Proceeds from issuance of private placement $ 4,600,000                
CP BF [Member] | Class A Common Stock [Member]                  
Debt Instrument [Line Items]                  
Percentage of owned, related party     16.00%            
Share issued     350 278 3,135        
Common stock price per share       $ 778          
CP BF [Member] | Class A Common Stock [Member] | Maximum [Member]                  
Debt Instrument [Line Items]                  
Common stock price per share         $ 55        
CP BF [Member] | Convertible Notes [Member]                  
Debt Instrument [Line Items]                  
Debt instrument conversion price per share           $ 50   $ 50  
CP BF [Member] | 2024 CP BF Convertible Note [Member]                  
Debt Instrument [Line Items]                  
Effective interest rate percentage           15.40%   15.40%  
Interest expense           $ 194,000   $ 396,000  
Percentage of capital stock issued 20.00%                
Cash proceeds from issuance of convertible notes $ 3,000,000                
CP BF [Member] | Side Letter to the Loan Agreement [Member] | 2024 CP BF Convertible Note [Member]                  
Debt Instrument [Line Items]                  
Debt instrument, convertible terms               On September 5, 2024, the Company entered into a side letter to the loan agreement with CP BF whereby the Company agreed to consolidate the Term Note, CP BF Convertible Note and First Amendment Convertible Note (combined the "Old CP BF Notes") into a single convertible note (the "2024 CP BF Convertible Note").