v3.26.1
Note 6 - Shareholders' Equity (Details Textual) - USD ($)
3 Months Ended 6 Months Ended 24 Months Ended
Mar. 02, 2026
Feb. 27, 2026
Feb. 23, 2026
Jul. 15, 2025
May 15, 2025
Mar. 07, 2025
Jun. 30, 2026
Mar. 31, 2026
Sep. 30, 2025
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2026
Jan. 30, 2026
Dec. 31, 2025
Dec. 30, 2016
Preferred Stock, Shares Authorized             20,000,000       20,000,000          
Preferred Stock, Par or Stated Value Per Share             $ 0.001       $ 0.001          
Stock Issued During Period, Shares, New Issues           62,501   50,974                
Deferred Compensation Arrangement with Individual, Fair Value of Shares Issued           $ 193,246                    
Share-Based Payment Arrangement, Expense             $ 58,974     $ 510,622 $ 120,225 $ 511,889        
Share Price         $ 2.99                 $ 2.92    
Deferred Compensation Arrangement with Individual, Compensation Expense   $ 124,709                            
Share-Based Payment Arrangement, Employee [Member]                                
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross     3,224 16,232                        
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate       0.00%                        
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate       4.05%                        
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term       5 years 10 months 2 days                        
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate       93.55%                        
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value       $ 2.08                        
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price     $ 2.86 $ 2.7                        
Share-Based Payment Arrangement, Option [Member]                                
Share-Based Payment Arrangement, Expense                     5,225          
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period     3 years                          
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount             9,579       9,579          
Restricted Stock Units (RSUs) [Member]                                
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount             $ 115,000       115,000          
Warehowz Founders [Member]                                
Stock Issued During Period, Shares, New Issues 34,858                              
Stock Issued During Period, Value, Issued for Services $ 101,785                              
CEO/CFO [Member]                                
Deferred Compensation Arrangement with Individual, Shares Issued         250,000                      
Share-Based Payment Arrangement, Expense                     $ 115,000          
Deferred Compensation Arrangement with Individual, Shares Subject to Repurchase             125,000       125,000          
Chief Executive Officer [Member]                                
Share-Based Payment Arrangement, Expense         $ 747,500                      
Chief Financial Officer [Member]                                
Deferred Compensation Arrangement with Individual, Shares Issued         125,000                      
Share-Based Payment Arrangement, Expense         $ 373,750                      
Chief Financial Officer [Member] | Forecast [Member]                                
Share-Based Payment Arrangement, Expense                         $ 373,750      
Chief Operating Officer [Member]                                
Share-Based Payment Arrangement, Expense             $ 57,500                  
Three Board Members [Member]                                
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross         55,000                      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value         $ 2.3                      
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price         $ 2.99                      
Three Board Members [Member] | Share-Based Payment Arrangement, Option [Member]                                
Share-Based Payment Arrangement, Expense                 $ 126,500              
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate         0.00%                      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate         4.07%                      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term         5 years 10 months 2 days                      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate         93.04%                      
Series A Preferred Stock [Member]                                
Preferred Stock, Shares Authorized             5,000,000       5,000,000       5,000,000  
Preferred Stock, Par or Stated Value Per Share             $ 0.001       $ 0.001       $ 0.001  
Preferred Stock, Shares Issued             0       0       0 5,000,000
Preferred Stock, Coupon Payment Obligation, Percentage of Liquidation Value Per Share                     1.50%          
Preferred Stock, Liquidation Preference Per Share             $ 3.03       $ 3.03          
Preferred Stock, Shares Outstanding (in shares)             0       0       0