v3.26.1
Note 15 - Commitments and Contingencies (Details Textual)
12 Months Ended
Feb. 06, 2026
USD ($)
Jul. 10, 2025
USD ($)
Jun. 18, 2025
USD ($)
May 02, 2025
shares
Apr. 28, 2025
USD ($)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Dec. 31, 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 ($)
Other Noncash Expense           $ 131,000 $ 0                  
Accounts Payable, Current           6,621,000 $ 9,799,000                  
Obligation to Purchase Project at Market Value, Minimum Per Megawatt           174,000   € 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%                        
Other Noncash Expense           172,000                    
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           $ 2,000,000                    
Litigation Settlement Interest   225,000                            
Litigation Settlement, Fee Expense   $ 26,000                            
Orrick [Member]                                
Loss Contingency, Estimate of Possible Loss                   $ 1,000,000            
Settlement Liabilities, Current                               $ 276,796
Orrick [Member] | Subsequent Event [Member]                                
Litigation Settlement, Fee Expense $ 153,949                              
Settlement Liabilities, Current $ 430,746