Quarterly report [Sections 13 or 15(d)]

Note 11 - Stockholders' Equity (Details Textual)

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Note 11 - Stockholders' Equity (Details Textual)
1 Months Ended 2 Months Ended 3 Months Ended 4 Months Ended 6 Months Ended 12 Months Ended
Mar. 24, 2025
shares
Feb. 28, 2025
USD ($)
$ / shares
shares
Nov. 30, 2024
$ / shares
shares
Feb. 28, 2025
USD ($)
$ / shares
shares
Mar. 31, 2025
Dec. 31, 2024
USD ($)
$ / shares
shares
Sep. 30, 2024
shares
Jun. 30, 2024
USD ($)
$ / shares
shares
Mar. 31, 2024
USD ($)
$ / shares
shares
Feb. 28, 2025
$ / shares
shares
Jun. 30, 2025
USD ($)
shares
Jun. 30, 2024
USD ($)
$ / shares
Dec. 31, 2024
USD ($)
$ / shares
shares
Jan. 31, 2025
shares
Preferred Stock, Shares Issued (in shares)                     0      
Preferred Stock, Shares, Maximum Undesignated Issable (in shares)                     1,000,000      
Common Stock, Shares Authorized (in shares)           45,000,000         45,000,000   45,000,000  
Common Stock, Shares, Outstanding (in shares)           1,823,275         2,166,350   1,823,275  
Proceeds from Issuance of Common Stock | $                     $ 399,413 $ 829,989    
Reverse Stock Split [Member]                            
Stockholders' Equity Note, Stock Split, Conversion Ratio         10                  
Remote More U S A Inc [Member]                            
Consolidation, Less Than Wholly Owned Subsidiary, Parent Ownership Interest, Number Of Shares Acquired (in shares)   1,000,000                        
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Additional Interest Issued to Parent | $   $ 300,000                        
Cosolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Number Of Shares Held (in shares)                           8,262,500
Subsidiary, Ownership Percentage, Parent   82.625%   82.625%           82.625% 82.63%      
Stock Purchase Agreement [Member] | Tumim Stone Capital LLC [Member]                            
Stock Issued During Period, Shares, New Issues (in shares)           5,643 0 18,467 4,022          
Shares Issued, Price Per Share (in dollars per share) | $ / shares           $ 8.3     $ 23.6       $ 8.3  
Proceeds from Issuance of Common Stock | $           $ 46,728   $ 239,885 $ 95,104          
Stock Purchase Agreement [Member] | Tumim Stone Capital LLC [Member] | Minimum [Member]                            
Shares Issued, Price Per Share (in dollars per share) | $ / shares               $ 12.7       $ 12.7    
Stock Purchase Agreement [Member] | Tumim Stone Capital LLC [Member] | Maximum [Member]                            
Shares Issued, Price Per Share (in dollars per share) | $ / shares               $ 15.6       $ 15.6    
Stock Purchase Agreement [Member] | Single Institutional Investor [Member] | Pre-funded Warrants [Member]                            
Class of Warrant or Right, Issued During Period (in shares)     110,000                      
Class of Warrant or Right, Issued During Period, Price Per Share (in dollars per share) | $ / shares     $ 7.9             $ 8        
Class of Warrant or Right, Additional Purchase Price Per Share (in dollars per share) | $ / shares       $ 0.1                    
Stock Issued During Period, Shares, Exercise of Warrants (in shares)   110,000                        
Proceeds from Warrant Exercises | $   $ 11,000                        
Stock Purchase Agreement [Member] | Boris Krastev Ventures UG [Member]                            
Stock Issued During Period, Shares, New Issues (in shares)   50,000                        
Shares Issued, Price Per Share (in dollars per share) | $ / shares   $ 6   $ 6           6        
Stock Purchase Agreement [Member] | Aurous Vertex Limited [Member]                            
Stock Issued During Period, Shares, New Issues (in shares) 100,000     100,000                 250,000  
Shares Issued, Price Per Share (in dollars per share) | $ / shares   $ 3.385   $ 3.385   $ 6       $ 3.385     $ 6  
Proceeds from Issuance of Common Stock | $       $ 338,500                 $ 1,500,000  
Option, Maximum Number of Shares (in shares)   100,000   100,000   100,000       100,000     100,000  
Option, Purchase Price Per Share (in dollars per share) | $ / shares   $ 3.385   $ 3.385   $ 6       $ 3.385     $ 6