Quarterly report [Sections 13 or 15(d)]

Note 7 - Intangible Assets (Details Textual)

v3.26.1
Note 7 - Intangible Assets (Details Textual)
 1 Months Ended 3 Months Ended 9 Months Ended
Jan. 02, 2026
shares
Dec. 31, 2025
USD ($)
$ / shares
Dec. 17, 2025
USD ($)
shares
Dec. 16, 2025
USD ($)
Nov. 24, 2025
USD ($)
$ / shares
shares
Sep. 12, 2025
USD ($)
$ / shares
shares
Sep. 03, 2025
USD ($)
Sep. 30, 2025
USD ($)
Mar. 31, 2026
USD ($)
$ / shares
Mar. 31, 2025
USD ($)
Sep. 30, 2025
USD ($)
Sep. 01, 2025
Payments to Acquire Intangible Assets                 $ (0) $ (0)    
Stock Issued During Period, Value, New Issues                 $ 2,788,400 300,000    
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares   $ 0.01             $ 0.01      
Intangible Asset, Finite-Lived, Amortization Expense                 $ 1,155,638 $ 8,333    
Deeptrade DTT Token Purchase [Member]                        
Stock Issued During Period, Shares, New Issues (in shares) | shares 1,358,000   1,358,000                  
DTT Tokens [Member]                        
Crypto Asset, Number of Units   25,937,800 25,937,800                  
Crypto Asset, Fair Value   $ 2,593,780 $ 2,593,780                  
Musical Works [Member] | High Wave [Member]                        
Number of Musical Works   25   25     40 15     15 40
Asset Acquisition, Consideration Transferred   $ 6,300,000   $ 6,300,000     $ 10,000,000 $ 10,000,000        
Payments to Acquire Intangible Assets               $ 3,700,000     $ 3,700,000  
Musical Works [Member] | Streams Ohio [Member]                        
Number of Musical Works           8            
Stock Issued During Period, Shares, New Issues (in shares) | shares           556,000            
Stock Issued During Period, Value, New Issues           $ 1,629,080            
Shares Issued, Price Per Share (in dollars per share) | $ / shares           $ 2.93            
Musical Works [Member] | Copyright Seller [Member]                        
Number of Musical Works         5              
Stock Issued During Period, Shares, New Issues (in shares) | shares         927,600              
Stock Issued During Period, Value, New Issues         $ 1,604,748              
Shares Issued, Price Per Share (in dollars per share) | $ / shares         $ 1.73              
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares         $ 0.01