v3.26.3
Note 9 - Commitments and Contingencies (Details Textual) - USD ($)
12 Months Ended
May 01, 2024
Jun. 06, 2023
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Apr. 25, 2023
Operating Lease, Expense     $ 318,000 $ 361,000    
Operating Lease, Weighted Average Remaining Lease Term (Year)     3 years 3 months 18 days      
Moving iMage Technologies, Inc [Member] | SNDBX [Member]            
Subsidiary, Ownership Percentage, Noncontrolling Owner           5.00%
The Five Agency [Member]            
Receivable with Imputed Interest, Face Amount           $ 300,000
The Five Agency [Member] | Supply Commitment [Member]            
Supply Commitment, Remaining Minimum Amount Committed           3,000,000
The Five Agency [Member] | Initial Loan [Member]            
Receivable with Imputed Interest, Face Amount           150,000
Receivable with Imputed Interest, Effective Yield (Interest Rate) 10.00%          
The Five Agency [Member] | Second Advance [Member]            
Receivable with Imputed Interest, Face Amount           $ 150,000
SNDBX [Member] | Convertible Note Purchase Agreement [Member]            
Receivable with Imputed Interest, Face Amount   $ 100,000        
Receivable with Imputed Interest, Effective Yield (Interest Rate)   5.00%        
Receivable, Convertible, Shares Receivable Upon Conversion (in shares)   20        
Receivable, Convertible, Convertible Shares Repurchasable (in shares)   10        
Receivable, Repurchase Price   $ 500,000        
Asset, Impairment Loss         $ 400,000  
Exact Value [Member]            
Operating Lease, Weighted Average Discount Rate, Percent     8.42%