v3.26.1
Note 12 - Fair Value Measurements (Details Textual)
 3 Months Ended 6 Months Ended 12 Months Ended
Apr. 06, 2026
USD ($)
$ / shares
shares
Mar. 30, 2026
USD ($)
Aug. 13, 2025
USD ($)
$ / shares
shares
Aug. 12, 2025
USD ($)
$ / shares
shares
May 21, 2025
shares
Jun. 30, 2026
USD ($)
$ / shares
shares
Mar. 31, 2026
USD ($)
shares
Jun. 30, 2025
USD ($)
$ / shares
Jun. 30, 2026
USD ($)
$ / shares
shares
Jun. 30, 2025
USD ($)
$ / shares
shares
Dec. 31, 2025
USD ($)
$ / shares
shares
Jun. 15, 2026
$ / shares
Feb. 28, 2025
USD ($)
Share Price (in dollars per share) | $ / shares     $ 3.17 $ 3.17   $ 4.16   $ 3.79 $ 4.16 $ 3.79 $ 3.76 $ 4.08  
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings           $ 1,597,838   $ 2,868,176 $ 875,823 $ 1,677,373      
Derivative, Gain (Loss) on Derivative, Net           1,597,838   2,868,176 875,823 $ 1,677,373      
Stock Issued During Period, Shares, New Issues (in shares) | shares                   8,842,308      
Stock Issued During Period, Value, New Issues             $ 60,979,181 $ 1,500,000          
Precedent Agreement [Member]                          
Guarantor Obligations, Current Carrying Value           475,000 $ 475,000   475,000        
Measurement Input, Cap Rate [Member] | Precedent Agreement [Member]                          
Guaranty, Measurement Input             0.35            
Marathon SAFE Note Liability [Member]                          
Convertible Debt, Fair Value Disclosures           $ 10,900,000     $ 10,900,000       $ 12,000,000
Marathon SAFE Note Liability [Member] | Measurement Input, Discount Period [Member] | Minimum [Member]                          
Debt Instrument, Measurement Input           0.5     0.5       0.25
Marathon SAFE Note Liability [Member] | Measurement Input, Discount Period [Member] | Maximum [Member]                          
Debt Instrument, Measurement Input           1     1       0.84
FPC Asset Purchase Agreement [Member]                          
Stock Issued During Period, Shares, New Issues (in shares) | shares 1,750,000       1,700,000           1,700,000    
Stock Issued During Period, Value, New Issues $ 6,055,000                        
Shares Issued, Price Per Share (in dollars per share) | $ / shares $ 3.46                        
FPC Asset Purchase Agreement [Member] | FPC Affiliates [Member]                          
Share Price (in dollars per share) | $ / shares $ 3.46                        
Proceeds from Issuance or Sale of Equity $ 6,055,000                   $ 4,726,187    
Derivative Liability $ 5,273,813                   $ 5,273,813    
Stock Issued During Period, Shares, New Issues (in shares) | shares 1,750,000                   300,000    
FPC Asset Purchase Agreement [Member] | FPC Settlement Shares [Member]                          
Stock Issued During Period, Shares, New Issues (in shares) | shares 1,750,000       2,000,000                
Stock Issued During Period, Value, New Issues $ 6,055,000                        
Shares Issued, Price Per Share (in dollars per share) | $ / shares $ 3.46                        
Georges Trust [Member]                          
Proceeds from Issuance or Sale of Equity                 $ 4,834,429        
Payment for Debt Extinguishment or Debt Prepayment Cost                 $ 508,952        
Flux Photon Corporation (“FPC”) [Member]                          
Investment Owned, Balance, Shares (in shares) | shares           1,750,000     1,750,000        
Georges Trust Derivative Instrument [Member]                          
Proceeds from Convertible Debt   $ 4,782,886 $ 4,653,886                    
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings           $ 372,838     $ (821,162)        
Georges Trust Derivative Instrument [Member] | Georges Trust [Member]                          
Derivative, Underlying Investment, Shares (in shares) | shares           1,500,000     1,500,000        
Georges Trust Derivative Instrument [Member] | Fair Value, Inputs, Level 2 [Member]                          
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings           $ 372,838     $ (821,162)        
Alvin Fund Derivative Instrument [Member]                          
Proceeds from Convertible Debt       $ 4,504,318                  
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings                 471,985        
Flux Photon Corporation (“FPC”) [Member] | Fair Value, Inputs, Level 2 [Member]                          
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings           $ 1,225,000     $ 1,225,000        
Marathon SAFE Note Liability [Member] | Measurement Input, Discount Rate [Member]                          
Derivative Liability, Measurement Input           35   35 35 35     35
Debt Instrument, Measurement Input           35     35        
Conversion of The Amended GHF, inc. 2021 Notes Into Common Stock [Member]                          
Debt Conversion, Converted Instrument, Shares Issued (in shares) | shares     1,500,000                    
Debt Conversion, Converted Instrument, Amount     $ 4,755,000                    
Conversion of True Up Provision [Member]                          
Debt Conversion, Converted Instrument, Amount     $ 101,114           $ 129,000        
Conversion of True Up Provision [Member] | FPC Affiliates [Member]                          
Debt Conversion, Converted Instrument, Amount $ 781,187                        
Conversion Of The Alvin Fund 2022 Note and Alvin Fund 2023 Note Into Common Shares [Member]                          
Debt Conversion, Converted Instrument, Shares Issued (in shares) | shares       1,400,000                  
Debt Conversion, Converted Instrument, Amount       $ 4,438,000                  
Conversion of the Amended Alvin Fund 2022 Note into Common Shares [Member]                          
Derivative Liability       $ 66,318                  
Derivative, Gain (Loss) on Derivative, Net           $ 0     $ 471,985        
Extinguishment of Alvin Fund Promissory Notes [Member]                          
Debt Conversion, Converted Instrument, Shares Issued (in shares) | shares             1,400,000            
Debt Conversion, Converted Instrument, Amount             $ 5,592,009            
Proceeds From Conversion of Debt Instrument in Excess of Amounts Owed             $ 1,231,667