v3.26.1
Stock-Based Compensation - Summary of Stock Option Activity (Details) - Stock Options [Member]
$ / shares in Units, $ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2026
USD ($)
$ / shares
shares
Dec. 31, 2025
USD ($)
$ / shares
shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Number of Options, Outstanding, Beginning balance | shares 12,867,236  
Number of Options, Granted | shares 9,095,726,000  
Number of Options, Exercised | shares (100,000,000)  
Number of options, Forfeited | shares (868,829,000)  
Number of Options, Outstanding, Ending balance | shares 20,994,133,000 12,867,236
Exercisable at June 30, 2026 | shares 8,473,452,000  
Nonvested at June 30, 2026 | shares 12,520,681,000  
Weighted Average Exercise Price per Share, Outstanding, Beginning balance | $ / shares $ 4.03  
Weighted Average Exercise Price per Share, Granted | $ / shares 0.88  
Weighted Average Exercise Price per Share, Exercised | $ / shares 0.62  
Weighted Average Exercise Price per Share, Canceled | $ / shares 5.32  
Weighted Average Exercise Price per Share, Outstanding, Ending balance | $ / shares 2.63 $ 4.03
Weighted Average Exercise Price per Share, Exercisable at March 31, 2025 | $ / shares 4.78  
Weighted Average Exercise Price per Share, Nonvested at March 31, 2025 | $ / shares $ 1.2  
Weighted Average Remaining Contractual Term (in years) 8 years 3 months 10 days 8 years 2 months 8 days
Weighted Average Remaining Contractual Term, Exercisable at March 31, 2025 (in years) 6 years 6 months 3 days  
Weighted Average Remaining Contractual Term, Nonvested at March 31, 2025 (in years) 9 years 5 months 23 days  
Aggregate Intrinsic Value, Outstanding, Beginning Balance | $ $ 5,067  
Aggregate Intrinsic Value, Outstanding, Ending Balance | $ 2,390 $ 5,067
Aggregate Intrinsic Value, Exercisable at March 31, 2025 (in thousands) | $ 988  
Aggregate Intrinsic Value, Nonvested at March 31, 2025 (in thousands) | $ $ 1,402