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Stock-Based Compensation Plans - Schedule of Stock Option Activity (Details) - USD ($)
 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Jul. 07, 2025
Options      
Options exercisable (in shares)     5,000,000
Outstanding stock options | 2019 Omnibus Equity Incentive Plan      
Options      
Outstanding, beginning balance (in shares) 16,136,045 6,196,140  
Granted (in shares) 9,937,100 5,715,349  
Exercised (in shares) 0 0  
Repricing modification (in shares)   0  
Forfeited or expired (in shares) (344,648) (365,351)  
Outstanding, ending balance (in shares) 25,728,497 11,546,138  
Options exercisable (in shares) 8,105,832 4,171,969  
Weighted- Average Exercise Price      
Outstanding, beginning balance (in usd per share) $ 1.52 $ 7.15  
Granted (in usd per share) 0.78 1.23  
Exercised (in usd per share) 0 0  
Repricing modifications (in usd per share)   9.55  
Forfeited or expired (in usd per share) 3.49 2.08  
Outstanding, ending balance (in usd per share) 1.21 1.63  
Options exercisable (in usd per share) $ 1.62 $ 2.09  
Weighted-Average Remaining Contractual Term and Aggregate Intrinsic Value      
Outstanding, Weighted-Average Remaining Contractual Term, Ending balance (in years) 8 years 6 months 21 days 8 years 3 months 29 days  
Options exercisable, Weighted-Average Remaining Contractual Term, Ending balance (in years) 7 years 1 month 20 days 7 years 25 days  
Outstanding, Aggregate Intrinsic Value, Ending balance $ 1,058,962 $ 2,794,286  
Options exercisable, Aggregate Intrinsic Value, Ending balance $ 39,947 $ 329,830