Quarterly report [Sections 13 or 15(d)]

Common Stock - Summary of Stock Option Activity (Details)

v3.26.1
Common Stock - Summary of Stock Option Activity (Details) - Employee Stock Option - Two Thousand Nineteen Stock Option And Incentive Plan [Member] - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Number of Shares    
Number of Shares, Beginning Balance 13,835,372  
Number of Shares, Granted 3,886,400  
Number of Shares, Exercised (15,113)  
Number of shares, Forfeited/Cancelled (116,297)  
Number of Shares, Ending Balance 17,590,362 13,835,372
Number of Shares, Options Exercisable 8,923,688  
Weighted Average Exercise Price    
Weighted Average Exercise Price, Beginning Balance [1] $ 8.57  
Weighted Average Exercise Price, Granted [1] 3.28  
Weighted Average Exercise Price, Exercised [1] 2.11  
Weighted Average Exercise Price, Forfeited/Cancelled [1] 4.63  
Weighted Average Exercise Price, Ending Balance [1] 7.43 $ 8.57
Weighted Average Exercise Price, Options Exercisable [1] $ 9.01  
Weighted Average Remaining Contractual Term (years)    
Term (years) 7 years 6 months 7 years 1 month 6 days
Weighted Average Remaining Contractual Term (years), Options Exercisable 5 years 10 months 24 days  
Aggregate Intrinsic Value    
Aggregate Intrinsic Value, Beginning Balance [1] $ 2,371  
Aggregate Intrinsic Value, Options Exercisable [1] 16  
Aggregate Intrinsic Value, Ending Balance [1] 4,322 $ 2,371
Aggregate Intrinsic Value, Options Exercisable [1] $ 1,982  
[1] The weighted average exercise prices and aggregate intrinsic values in this table will not reflect the impact of the May 2025 repricing until the retention period is complete in May 2026.