v3.26.1
Note 1 - Nature of Business and Summary of Significant Accounting Policies (Details Textual) - USD ($)
12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Revenue from Contract with Customer, Excluding Assessed Tax $ 73,776,000 $ 64,000,000
Cost of Revenue 15,833,000 14,029,000
Capitalized Internal Use Software, Gross 1,274,000 952,000
Amortization of Capitalized Internal Use Software 150,000 0
Capitalized Internal Use Software, Accumulated Amortization 150,000 0
Marketing and Advertising Expense $ 1,680,000 1,421,000
Minimum [Member]    
Product Warranty Obligation, Term (Year) 1 year  
Maximum [Member]    
Product Warranty Obligation, Term (Year) 5 years  
Shipping and Handling Costs [Member]    
Cost of Revenue $ 619,000 445,000
Non-US [Member]    
Revenue from Contract with Customer, Excluding Assessed Tax $ 421,000 $ 248,000