Quarterly report [Sections 13 or 15(d)]

Stockholders' Equity (Restricted Stock and Restricted Stock Units) (Details)

v3.26.3
Stockholders' Equity (Restricted Stock and Restricted Stock Units) (Details) - USD ($)
$ / shares in Units, $ in Millions
 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Restricted Stock and Restricted Stock Units    
Stockholders' Equity    
Number of shares, unvested beginning balance 3,841,748  
Number of shares, unvested ending balance 3,795,338  
Weighted average grant price, unvested balance $ 3.62  
Weighted average grant price, unvested balance $ 5.84  
Unrecognized compensation expense for awards other than options $ 8.0 $ 5.7
Share-based compensation, period for recognition of expense 4 years 9 months 18 days 2 years 10 months 24 days
Restricted Stock    
Stockholders' Equity    
Number of shares, granted 1,087,458  
Number of shares, vested (65,162)  
Number of shares vested - settlement deferred (236,611)  
Weighted average grant price, granted $ 3.22  
Weighted average grant price, vested 17.27  
Weighted average grant price, settlement deferred $ 22.94  
Restricted Stock Units (RSUs)    
Stockholders' Equity    
Number of shares, granted 470,000  
Number of shares, forfeited (150,000)  
Number of shares, vested (399,221)  
Number of shares vested - settlement deferred (752,874)  
Weighted average grant price, granted $ 3.16  
Weighted average exercise price, forfeited 1.72  
Weighted average grant price, vested 16.03  
Weighted average grant price, settlement deferred $ 3.28