v3.26.1
Note 1 - Description of the Business, Basis of Presentation and Summary of Significant Accounting Policies (Details Textual)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended
Jun. 24, 2026
$ / shares
shares
Oct. 30, 2025
Oct. 24, 2024
Jul. 31, 2026
USD ($)
Jun. 30, 2026
USD ($)
$ / shares
shares
Jun. 30, 2025
USD ($)
Mar. 31, 2026
USD ($)
$ / shares
shares
Nov. 29, 2023
$ / shares
shares
Stockholders' Equity Note, Stock Split, Conversion Ratio 21              
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares $ 0.001       $ 0.001   $ 0.001 $ 0.001
Common Stock, Shares Authorized (in shares) | shares 500,000,000       500,000,000   500,000,000 500,000,000
Additional Paid in Capital         $ 72,983   $ 72,988  
Net Income (Loss) Attributable to Parent         (2,728) $ (3,337)    
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation         (3,544) (2,604)    
Revenues         0 0    
Retained Earnings (Accumulated Deficit)         (69,822)   (67,094)  
Working Capital (Deficit)         3,100      
Cash and Cash Equivalent         $ 3,460   7,004  
Property, Plant, and Equipment, Useful Life (Year)         3 years      
Assets, Fair Value Disclosure         $ 0   0  
Income Tax Expense (Benefit)         0 0    
Advertising Expense         $ 0 $ 0    
Number of Reportable Segments         1      
Accrued Liabilities, Current         $ 447   1,005  
Liabilities, Fair Value Disclosure         0   0  
Reclassified From Common Stock Value [Member]                
Additional Paid in Capital             $ 11  
Reverse Stock Split [Member]                
Stockholders' Equity Note, Stock Split, Conversion Ratio     20          
Accrued Liabilities, Current         $ 7      
Reverse Stock Split [Member] | Subsequent Event [Member]                
Payments in Lieu of Fractional Shares       $ 7        
Reverse Stock Split [Member] | Minimum [Member]                
Stockholders' Equity Note, Stock Split, Conversion Ratio   2            
Reverse Stock Split [Member] | Maximum [Member]                
Stockholders' Equity Note, Stock Split, Conversion Ratio   25