v3.26.1
Note 5 - EverOn Energy Joint Venture and Consolidation of Variable Interest Entity - Assets Acquired (Details) - USD ($)
 6 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Goodwill $ 18,964,000 $ 18,964,000
EverOn Energy LLC [Member]    
Goodwill 18,964,000  
Total Fair Value of Invested Capital 56,944,000  
Intangible Assets, Gross 37,980,000 37,980,000
Intangible Assets, Accumulated Amortization (1,408,000) (462,000)
Intangible Asset, Finite-Lived, after Accumulated Amortization 36,572,000 37,518,000
Customer Relationships [Member] | EverOn Energy LLC [Member]    
Finite lived intangible assets $ 26,190,000  
Finite lived intangible assets, useful life (Year) 24 years  
Intangible Assets, Gross $ 26,190,000 26,190,000
Intangible Assets, Accumulated Amortization (820,000) (270,000)
Intangible Asset, Finite-Lived, after Accumulated Amortization 25,370,000 25,920,000
Favorable Contracts [Member] | EverOn Energy LLC [Member]    
Finite lived intangible assets $ 10,930,000  
Finite lived intangible assets, useful life (Year) 15 years  
Intangible Assets, Gross $ 10,930,000 10,930,000
Intangible Assets, Accumulated Amortization (546,000) (180,000)
Intangible Asset, Finite-Lived, after Accumulated Amortization 10,384 10,750,000
Software, Internally Developed [Member] | EverOn Energy LLC [Member]    
Finite lived intangible assets $ 860,000  
Finite lived intangible assets, useful life (Year) 15 years  
Intangible Assets, Gross $ 860,000 860,000
Intangible Assets, Accumulated Amortization (42,000) (12,000)
Intangible Asset, Finite-Lived, after Accumulated Amortization $ 818,000 $ 848,000