LONG-TERM WATER ASSETS - Intangible Water Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Costs	$ 36,800	$ 36,800
Accumulated Depreciation	(14,043)	(13,702)
Net cost of purchased water contracts	22,757	23,098
Total cost water held for future use	28,225	27,899
Net investments in water assets	50,982	50,997
Contract-based intangible assets | Dudley-Ridge water rights
Finite-Lived Intangible Assets [Line Items]
Costs	11,581	11,581
Accumulated Depreciation	(5,428)	(5,307)
Contract-based intangible assets | Nickel water rights
Finite-Lived Intangible Assets [Line Items]
Costs	18,740	18,740
Accumulated Depreciation	(5,408)	(5,247)
Contract-based intangible assets | Tulare Lake Basin water rights
Finite-Lived Intangible Assets [Line Items]
Costs	6,479	6,479
Accumulated Depreciation	$ (3,207)	$ (3,148)