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GEOGRAPHIC CONCENTRATION OF CUSTOMERS (Details) | 6 Months Ended
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Jun. 30, 2025 County Customers
Concentration Risks [Abstract] |
Number of counties in which water utility service provided (in County) | County | 3
Large Industrial Customer [Member] |
Concentration Risks [Abstract] |
Number of customers | 1
Artesian Water [Member] |
Concentration Risks [Abstract] |
Number of customers | 98,200
Artesian Water Maryland [Member] |
Concentration Risks [Abstract] |
Number of customers | 2,700
Artesian Water Pennsylvania [Member] |
Concentration Risks [Abstract] |
Number of customers | 40
Artesian Wastewater [Member] |
Concentration Risks [Abstract] |
Number of customers | 8,800

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