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LONG-TERM WATER ASSETS - Schedule of Finite-Lived Intangible Assets (Details) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Finite-Lived Intangible Assets [Line Items]    
Costs $ 36,800 $ 36,800
Accumulated Depreciation (18,814) (17,792)
Net cost of purchased water contracts 17,986 19,008
Total cost of water held for future use 45,861 36,083
Net investments in water assets 63,847 55,091
Contract-based Intangible Assets | Dudley-Ridge water purchase contract    
Finite-Lived Intangible Assets [Line Items]    
Costs 11,581 11,581
Accumulated Depreciation (7,117) (6,755)
Contract-based Intangible Assets | Nickel water purchase contract    
Finite-Lived Intangible Assets [Line Items]    
Costs 18,740 18,740
Accumulated Depreciation (7,657) (7,175)
Contract-based Intangible Assets | Tulare Lake Basin water purchase contract    
Finite-Lived Intangible Assets [Line Items]    
Costs 6,479 6,479
Accumulated Depreciation $ (4,040) $ (3,862)