v3.26.1
Note 8 - Stock-Based Compensation (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
Jun. 11, 2026
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Share-Based Payment Arrangement, Expense   $ 1,074,000 $ 520,000 $ 1,386,000 $ 971,000
Stock Issued During Period, Shares, Stock Swaps Equity Instruments Received (in shares)   67,614   104,205  
Stock Issued During Period, Shares, Stock Swaps (in shares)   97,894 0 131,384 0
Restricted Stock Units (RSUs) [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares) 450,000        
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share) $ 4.65        
Restricted Stock Units (RSUs) [Member] | Vesting on June 11, 2026 [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares) 150,000        
Restricted Stock Units (RSUs) [Member] | Share-Based Payment Arrangement, Tranche Two [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares) 150,000        
Restricted Stock Units (RSUs) [Member] | Share-Based Payment Arrangement, Tranche Three [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares) 150,000