v3.25.3
Summary of Stock Option Activity (Details) - USD ($)
 9 Months Ended 12 Months Ended
Sep. 30, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Share-Based Payment Arrangement [Abstract]        
Shares Underlying Options, Beginning balanceShares Underlying Options, Beginning balance 2,566      
Weighted Average Exercise Price, Beginning BalanceWeighted Average Exercise Price, Beginning Balance $ 1,618.30      
Weighted Average Remaining Contractual Term (in years), Outstanding 8 years 10 months 20 days 8 years 6 months 7 days 8 years 3 months 14 days 7 years 11 months 12 days
Intrinsic Value Outstanding, Beginning Balance $ 109,821 $ 108,253  
Shares Underlying Options, Granted 10,086 2,845 1,738  
Weighted Average Exercise Price, Granted $ 210.45 $ 1,433.40 $ 4,964.90  
Weighted Average Remaining Contractual Term (in years), Granted 9 years 1 month 13 days      
Shares Underlying Options, Exercised (17) (200) (13)  
Weighted Average Exercise Price, Expired $ 176.44 $ 3,092.40 $ 5,990.00  
Shares Underlying Options, Forfeited (43) (1,580) (823)  
Weighted Average Exercise Price, Forfeited $ 292.63 $ 2,345.70 $ 5,785.60  
Shares Underlying Options, Ending balance 12,592 2,566    
Weighted Average Exercise Price, Ending Balance $ 347.85 $ 1,618.30    
Intrinsic Value Outstanding, Ending Balance $ 109,821 $ 108,253
Shares Underlying Options, Exercisable 1,312 656    
Weighted Average Exercise Price, Exercisable $ 1,668.77 $ 1,596.50    
Weighted Average Remaining Contractual Term (in years), Exercisable 6 years 9 months 25 days 6 years 4 months 13 days    
Intrinsic Value, Exerciseable    
Shares Underlying Options, Beginning balance 2,566 1,501 635  
Weighted Average Exercise Price, Beginning Balance $ 1,618.30 $ 2,914.40 $ 1,052.40  
Shares Underlying Options, Exercised   (36)  
Weighted Average Exercise Price, Exercised   $ 1,094.60  
Intrinsic Value, Exercised     $ 4,480  
Shares Underlying Options, Ending balance   2,566 1,501 635
Weighted Average Exercise Price, Beginning Balance   $ 1,618.30 $ 2,914.40 $ 1,052.40
Shares Underlying Options, Exercisable 1,312 656    
Weighted Average Exercise Price, Exercisable $ 1,668.77 $ 1,596.50