v3.26.1
Note 6 - Formation of EverOn Energy Joint Venture and Consolidation of Variable Interest Entity (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2025
May 02, 2025
Mar. 24, 2025
Oct. 31, 2023
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Stock Issued During Period, Value, Acquisitions         $ 53,549,000   $ 53,549,000    
Stock Issued During Period, Value, New Issues         0   1,417,000    
Goodwill $ 18,964,000       18,964,000   18,964,000   $ 241,000
EverOn Energy LLC [Member]                  
Joint Venture Formation, Fair Value of Joint Venture 56,944,000       56,944,000   56,944,000    
Business Combination, Recognized Liability Assumed, Liability 0       0   0    
Goodwill 18,964,000       18,964,000   18,964,000    
Finite-Lived Intangible Assets, Net 37,980,000       37,980,000   37,980,000    
Finite-Lived Intangible Asset, Expected Amortization, Year One 1,877,000       1,877,000   1,877,000    
EverOn Energy LLC [Member] | Customer Relationships [Member]                  
Finite-Lived Intangible Assets, Net $ 26,190,000       $ 26,190,000   $ 26,190,000    
Finite-Lived Intangible Asset, Useful Life (Year) 24 years       24 years   24 years    
Finite-Lived Intangible Asset, Expected Amortization, Year One $ 1,091,000       $ 1,091,000   $ 1,091,000    
Amortization of Intangible Assets         0        
EverOn Energy LLC [Member] | Favorable Contracts [Member]                  
Finite-Lived Intangible Assets, Net $ 10,930,000       $ 10,930,000   $ 10,930,000    
Finite-Lived Intangible Asset, Useful Life (Year) 15 years       15 years   15 years    
Finite-Lived Intangible Asset, Expected Amortization, Year One $ 729,000       $ 729,000   $ 729,000    
Amortization of Intangible Assets         0        
EverOn Energy LLC [Member] | Software, Internally Developed [Member]                  
Finite-Lived Intangible Assets, Net $ 860,000       $ 860,000   $ 860,000    
Finite-Lived Intangible Asset, Useful Life (Year) 15 years       15 years   15 years    
Finite-Lived Intangible Asset, Expected Amortization, Year One $ 57,000       $ 57,000   $ 57,000    
Amortization of Intangible Assets         $ 0        
EverOn Energy LLC [Member]                  
Ownership Sold Percentage (in dollars per share) $ 49       $ 49   $ 49    
Development Costs Subsumed $ 5,200,000                
Equity Method Investment, Ownership Percentage 51.00%       51.00%   51.00%    
Joint Venture Formation, Fair Value of Joint Venture $ 56,900,000       $ 56,900,000   $ 56,900,000    
Net Income (Loss) Attributable to Noncontrolling Interest         (236,000) $ (236,000) (707,000) $ (707,000)  
Hover [Member]                  
Long-Term Debt, Gross $ 5,200,000     $ 5,200,000 $ 5,200,000   $ 5,200,000    
Value of Restitution       1,400,000          
Hover [Member] | Series B Preferred Stock [Member]                  
Stock Issued During Period, Shares, New Issues (in shares) 20,000           21,150    
Amount to be Repaid in Cash       2,300,000          
Stock Issued During Period, Value, New Issues $ 30,500,000     1,800,000          
Loss on Settlement of Liability       2,000,000          
Shares Issued, Price Per Share (in dollars per share) $ 1,526       $ 1,526   $ 1,526    
Hover [Member] | Series B Preferred Stock [Member] | Conversion of Debt Into Preferred Stock [Member]                  
Debt Conversion, Original Debt, Amount       $ 1,200,000          
Debt Conversion, Converted Instrument, Shares Issued (in shares)       1,150          
Southern Point Capital Corporation [Member]                  
Stock Issued During Period, Shares, New Issues (in shares)   20,000              
Repayments of Assumed Debt       $ 1,700,000          
Stock Issued During Period, Value, New Issues   $ 172,000              
Corporate Joint Venture [Member]                  
Ownership Percentage     51.00%            
Corporate Joint Venture [Member] | Hoover [Member]                  
Stock Issued During Period, Shares, Acquisitions (in shares)     20,000            
Stock Issued During Period, Value, Acquisitions     $ 30,500,000            
Assets Contributed for Aquisition     900,000            
Costs Previously Capitalized Subsumed for Acquisition     $ 5,200,000            
Hoover [Member] | Corporate Joint Venture [Member]                  
Ownership Percentage     49.00%            
Hover [Member] | EverOn Energy LLC [Member]                  
Equity Method Investment, Ownership Percentage 49.00%       49.00%   49.00%    
Noncontrolling Interest in Joint Ventures $ 20,400,000       $ 20,400,000   $ 20,400,000