v3.26.3
Note A - Organization and Summary of Significant Accounting Policies - Calculation of Basic and Diluted Net Income Per Common Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Numerator    
Net loss $ (20,695) $ (13,575)
Denominator    
Basic weighted average common shares outstanding (in shares) 6,027,816 5,946,520
Dilutive effect of stock options and restricted stock shares (in shares) 0 0
Diluted weighted average common shares outstanding (in shares) 6,027,816 5,946,520
Basic net loss per common share (in dollars per share) $ (3.43) $ (2.28)
Diluted net loss per common share (in dollars per share) $ (3.43) $ (2.28)