v3.26.1
Stockholders' Equity - Schedule of Options (Detail) - $ / shares
 6 Months Ended 12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Number    
Options exercised in period (in shares) 0  
Forfeited (in shares) (290,000)  
Weighted-Average Remaining Contractual Term (in Years)    
Weighted average remaining contractual term (in years) 4 years 2 months 12 days  
Weighted average remaining contractual term, granted (in years) 0 years  
Weighted average remaining contractual term, exercised (in years) 0 years  
Weighted Average Fair Value    
Weighted average fair value, granted (in usd per share) $ 0  
Weighted average fair value, exercised (in usd per share) 0  
Weighted average fair value, forfeited (in usd per share) $ 1.42  
Options    
Number    
Beginning balance (in shares) 13,352,500  
Granted (in shares) 0  
Ending balance (in shares) 13,062,500 13,352,500
Vested and exercisable (in shares) 9,218,563  
Weighted Average Exercise Price    
Beginning balance (in usd per share) $ 1.81  
Granted (in usd per share) 0  
Exercised (in usd per share) 0  
Forfeited (in usd per share) 1.49  
Ending balance (in usd per share) 1.82 $ 1.81
Weighted average exercise price, vested and expected to vest (in usd per share) 1.93  
Weighted-Average Remaining Contractual Term (in Years)    
Weighted average remaining contractual term (in years)   4 years 8 months 1 day
Weighted average remaining contractual term, vested and exercisable (in years) 3.79  
Weighted Average Fair Value    
Beginning weighted average fair value (in usd per share) 2.64  
Ending weighted average fair value (in usd per share) 2.70 $ 2.64
Weighted average fair value, vested and exercisable (in usd per share) $ 2.23