v3.26.1
COMMITMENTS AND CONTINGENCIES (Narrative) (Details)
$ in Thousands
 1 Months Ended 3 Months Ended 12 Months Ended
Jul. 01, 2025
acre ft
Mar. 17, 2022
acre ft
Dec. 31, 2025
USD ($)
Jun. 30, 2026
USD ($)
Sep. 30, 2025
USD ($)
Dec. 31, 2018
acre ft
Dec. 31, 2017
acre ft
May 31, 2025
USD ($)
Nov. 06, 2024
USD ($)
Commitments and Contingencies Disclosure [Abstract]                  
Security placed with the State of Utah and BLM     $ 30,100 $ 38,400          
Long-term restricted cash deposits     600 600          
Surety bonds issued by an insurer     29,500 37,800          
Loss Contingencies [Line Items]                  
Reclamation Deposits and Surety Bonds     30,100 38,400          
Restricted Cash, Noncurrent     600 600          
Surety bonds issued by an insurer     29,500 37,800          
Contingency liabilities, current     7,300 12,300          
Water Rights [Member]                  
Loss Contingencies [Line Items]                  
Contingent liability recorded in operating expense       5,000          
Pecos Water Right volume per year | acre ft   20,000              
Annual water volume that had not been forfeited | acre ft   5,800              
Annual water volume that had not been abandoned | acre ft   150              
OSE sought water repayment | acre ft 9,600                
Preliminary authorization of annual allowable water sales, volume, cancelled | acre ft           5,700 5,700    
Class Action Claim [Member]                  
Loss Contingencies [Line Items]                  
Contingent liability recorded in operating expense     4,000            
Estimated contingency                 $ 5,000
Contingency liabilities, current     $ 4,000            
Unpermitted Brine Discharge [Member]                  
Loss Contingencies [Line Items]                  
Contingency liabilities, current               $ 2,200  
Accrual for environmental liability               $ 100  
Underpayment of Royalties [Member]                  
Loss Contingencies [Line Items]                  
Payments for legal contingencies         $ 3,500        
Various Other Items [Member]                  
Loss Contingencies [Line Items]                  
Contingency liabilities, current       $ 1,000