v3.26.1
Note 7 - Leases & Property, Plant, Equipment and Water Programs (Details Textual)
6 Months Ended
Feb. 29, 2016
USD ($)
a
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jan. 01, 2026
USD ($)
Dec. 31, 2025
USD ($)
Feb. 01, 2024
USD ($)
Operating Lease, Right-of-Use Asset   $ 3,535,000     $ 3,394,000  
Depreciation   $ 770,000 $ 605,000      
Minimum [Member]            
Lessee, Operating Lease, Remaining Lease Term (Month)   28 months        
Maximum [Member]            
Lessee, Operating Lease, Remaining Lease Term (Month)   25 years        
Northern Pipeline Agreement [Member]            
Lessor, Operating Lease, Term of Contract (Year)           26 years
Operating Lease, Right-of-Use Asset           $ 1,900,000
Lessee, Operating Lease, Liability, to be Paid           4,800,000
Lessee, Operating Lease, Liability, Undiscounted Excess Amount           $ 2,900,000
Operating Lease, Weighted Average Discount Rate, Percent           10.00%
Operating Lease, Annual Rent Payments       $ 474,000   $ 186,000
Lease, Cost   $ 237,000 $ 93,000      
Operating Lease, Cost   93,000        
Variable Lease, Cost   144,000        
Operating Lease, Annual Rent Increase, Percent       2.60%    
Fenner Valley Farms LLC Lease Agreement [Member]            
Lessor, Operating Lease, Term of Contract (Year) 99 years          
Area of Real Estate Property (Acre) | a 2,100          
Long-term Debt, Total $ 12,000,000          
Lessor, Operating Lease, Payment to be Received, Year One   $ 420,000