v3.26.1
Note 12 - Commitments and Contingencies (Details Textual)
Feb. 06, 2026
USD ($)
Jul. 10, 2025
USD ($)
Jun. 18, 2025
USD ($)
May 02, 2025
shares
Apr. 28, 2025
USD ($)
Jun. 30, 2026
USD ($)
Jun. 18, 2026
USD ($)
Jun. 04, 2026
USD ($)
Dec. 31, 2025
USD ($)
Sep. 30, 2025
USD ($)
Sep. 30, 2025
EUR (€)
Jun. 02, 2025
USD ($)
May 08, 2025
USD ($)
May 07, 2025
USD ($)
May 07, 2025
EUR (€)
Mar. 11, 2025
USD ($)
Jan. 30, 2025
USD ($)
Oct. 15, 2024
USD ($)
Oct. 14, 2024
USD ($)
Accounts Payable, Current           $ 7,744,000     $ 6,621,000                    
Obligation to Purchase Project at Market Value, Minimum Per Megawatt                   $ 172,554 € 150,000                
MH02 Note [Member]                                      
Long-Term Debt, Gross                           $ 17,400,000 € 15,400,000        
Southern Point Capital Corporation [Member]                                      
Stock Issued During Period, Shares, Issued for Services (in shares) | shares       20,000                              
Settlement Agreement, Beneficial Ownership Percentage of Common Stock       9.99%                              
Accounts Payable, Current           4,242,963                          
Southern Point Capital Corporation [Member]                                      
Payments for Legal Settlements         $ 4,242,964                            
Sunrise Development LLC [Member]                                      
Loss Contingency, Estimate of Possible Loss                                   $ 5,000,000  
Litigation Settlement, Amount Awarded to Other Party     $ 5,700,000                                
Loss Contingency Accrual             $ 5,700,000                        
CFGI LP [Member]                                      
Loss Contingency, Estimate of Possible Loss                                 $ 358,000    
Loss Contingency Accrual               $ 358,000                      
Contractual Obligation, Monthly Payment               10,000       $ 10,000              
Accrued Legal Fees               $ 10,000                      
SPAC Sponsor Capital Access [Member]                                      
Loss Contingency, Estimate of Possible Loss                               $ 1,500,000      
Litigation Settlement, Amount Awarded to Other Party   $ 1,500,000                                  
Loss Contingency Accrual           $ 2,100,000     $ 2,000,000                    
Litigation Settlement Interest   225,000                                  
Litigation Settlement, Fee Expense   $ 26,000                                  
Orrick [Member]                                      
Loss Contingency, Estimate of Possible Loss                         $ 1,000,000            
Litigation Settlement, Fee Expense $ 153,949                                    
Settlement Liabilities, Current $ 43,074                                   $ 276,796