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Note 8 - Stock Based Compensation - Summary of Restricted Stock Activity (Details) - $ / shares
shares in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Vested, shares (in shares) (9) (13)
Restricted Stock [Member]    
Nonvested, December 31, 2025 (in shares) 55  
Nonvested, December 31, 2025 (in dollars per share) $ 15.85  
Granted, shares (in shares) 81  
Granted, Weighted average grant date price (in dollars per share) $ 11.91  
Vested, shares (in shares) (38)  
Vested, Weighted average grant date price (in dollars per share) $ 13.72  
Nonvested, June 30, 2026 (in shares) 98 55
Nonvested, June 30, 2026 (in dollars per share) $ 13.28 $ 15.85