v3.26.1
Note 16 - Subsequent Events (Details Textual)
$ / shares in Units, $ in Thousands
 2 Months Ended 12 Months Ended
Jul. 29, 2026
USD ($)
$ / shares
shares
Aug. 27, 2026
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Stock Issued During Period, Value, New Issues     $ 665 $ 1,627
Subsequent Event [Member] | Delayed Draw Term Laon [Member]        
Debt Instrument, Face Amount $ 5,000      
Subsequent Event [Member] | Securities Purchase Agreement Warrants [Member]        
Class of Warrant or Right, Cancelled During Period (in shares) | shares 27,600,000      
Class of Warrant or Right, Issued During Period (in shares) | shares 15,300,000      
Class of Warrant or Right, Issued, Exercise Price (in dollars per share) | $ / shares $ 0.01      
Warrants and Rights Outstanding, Term (Year) 7 years      
Subsequent Event [Member] | Reverse Stock Split [Member] | Minimum [Member]        
Stockholders' Equity Note, Stock Split, Conversion Ratio 15      
Subsequent Event [Member] | Reverse Stock Split [Member] | Maximum [Member]        
Stockholders' Equity Note, Stock Split, Conversion Ratio 40      
Subsequent Event [Member] | Conversion of Financing Agreement Debt into Series A Convertible Preferred Stock [Member]        
Debt Conversion, Original Debt, Amount $ 40,000 $ 40,000    
Subsequent Event [Member] | Series A Convertible Preferred Stock [Member]        
Preferred Stock, Dividend Rate, Percentage 8.00%      
Preferred Stock, Convertible, Conversion Price (in dollars per share) | $ / shares $ 0.5      
Securities Purchase Agreement [Member] | Subsequent Event [Member]        
Stock Issued During Period, Value, New Issues $ 55,000      
Proceeds from Issuance of Preferred Stock and Preference Stock 15,000      
Cash Payments for Purchase Agreement $ 15,000      
Securities Purchase Agreement [Member] | Subsequent Event [Member] | Series A Convertible Preferred Stock [Member]        
Stock Issued During Period, Shares, New Issues (in shares) | shares 55,000