v3.26.1
Note 11 - Stockholders' Equity and Convertible Preferred Stock - Stock Option Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended 12 Months Ended
Dec. 01, 2025
Feb. 10, 2025
Jun. 30, 2026
Dec. 31, 2025
Outstanding (in shares)     10,072,646  
Outstanding, weighted average exercise price (in dollars per share)     $ 6.16  
Outstanding, intrinsic value     $ 26  
Outstanding, weighted average remaining contractual life (Year)     8 years 7 months 6 days 9 years 1 month 6 days
Employee options granted (in shares) 50,000 5,000,000 0  
Employee options granted, weighted average exercise price (in dollars per share)     $ 0  
Employee options granted, intrinsic value     $ 0  
Employee options exercised (in shares)     0  
Employee options exercised, weighted average exercise price (in dollars per share)     $ 0  
Employee options exercised, intrinsic value     $ 0  
Employee options forfeited (in shares)     0  
Employee options forfeited, weighted average exercise price (in dollars per share)     $ 0  
Employee options forfeited, intrinsic value     $ 0  
Outstanding (in shares)     10,072,646 10,072,646
Outstanding, weighted average exercise price (in dollars per share)     $ 6.16 $ 6.16
Outstanding, intrinsic value     $ 0 $ 26
Options vested and exercisable (in shares)     10,072,646  
Options vested and exercisable, weighted average exercise price (in dollars per share)     $ 6.16  
Options vested and exercisable, intrinsic value     $ 0  
Options vested and exercisable, weighted average remaining contractual life (Year)     8 years 7 months 6 days