v3.26.1
Note 2 - Summary of Significant Accounting Policies (Details Textual)
1 Months Ended 12 Months Ended
Mar. 07, 2025
$ / shares
Mar. 31, 2025
Aug. 31, 2023
Dec. 31, 2025
USD ($)
$ / shares
shares
Dec. 31, 2024
USD ($)
$ / shares
Dec. 09, 2025
$ / shares
Net Income (Loss) Attributable to Parent       $ (8,878,000) $ (5,655,000)  
Retained Earnings (Accumulated Deficit)       (52,597,000) (43,541,000)  
Cash and Cash Equivalent       12,645,000 2,002,000  
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation       $ (6,999,000) $ (5,725,000)  
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares $ 0.0001     $ 0.0001 $ 0.0001 $ 0.0001
Stock Issued During Period, Shares, Whole Shares Issued Instead of Fractional Shares (in shares) | shares       1    
Stock Issued During Period, Shares, Total Whole Shares Issued Instead of Fractional Shares (in shares) | shares       76    
Stock Issued During Period, Shares, Fractional Shares (in shares) | shares       0    
Payments of Stock Issuance Costs, Fractional Shares       $ 0    
Cash Equivalents, at Carrying Value       12,200,000 $ 1,800,000  
Accounts Receivable, Credit Loss Expense (Reversal)       0 5,000  
Inventory Valuation Reserves       540,000 338,000  
Deferred Costs, Noncurrent       136,000 49,000  
Contract with Customer, Refund Liability       $ 5,000 10,000  
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate       0.00%    
Number of Operating Segments       2    
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense       $ 0 0  
Cash, Uninsured Amount       $ 12,100,000 $ 1,600,000  
Minimum [Member]            
Property, Plant and Equipment, Useful Life (Year)       3 years    
Maximum [Member]            
Property, Plant and Equipment, Useful Life (Year)       5 years    
Reverse Stock Split [Member]            
Stockholders' Equity Note, Stock Split, Conversion Ratio 17 17 100 17