v3.26.1
Share-based Compensation - RSU Activity (Details) - RSUs
 12 Months Ended
Dec. 31, 2025
USD ($)
Y
$ / shares
shares
Dec. 31, 2024
USD ($)
$ / shares
shares
Dec. 31, 2023
USD ($)
shares
Number of restricted shares      
Unvested restricted shares outstanding at beginning of the year (in shares) 21,262,973    
Granted (in shares) 0 0 0
Unvested restricted shares outstanding at end of the year (in shares) 21,262,973 21,262,973  
Vested or expected to vest (in shares) 21,262,973    
Weighted average grant date fair value      
Unvested restricted shares outstanding at beginning of the year (in dollars per share) | $ / shares $ 0.21    
Unvested restricted shares outstanding at end of the year (in dollars per share) | $ / shares 0.21 $ 0.21  
Vested or expected to vest (in dollars per share) | $ / shares $ 0.21    
Contractual term 10 years    
Annual Vesting percentage 25.00%    
Vesting number of anniversaries | Y 4    
Share-based compensation expense | $ $ 0 $ 0 $ 103
Unrecognized compensation cost related to non-vested stock options | $ $ 0