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GENERAL (Details) $ in Thousands, gal / d in Millions |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Jan. 14, 2022 USD ($) | Jun. 30, 2022 USD ($) Facility Plan | Jun. 30, 2022 USD ($) gal / d Squarefeet Subsidiary | Jun. 30, 2021 USD ($) | May 26, 2022 USD ($)
Business Operations [Abstract] |  |  |  |  |
Consideration transferred |  |  | $ 6,341 | $ 0 |
Number of subsidiaries not regulated | Subsidiary |  |  | 3 |  |
Artesian Development purchased area of office space (in square feet) | Squarefeet |  |  | 10,000 |  |
Artesian Development purchased area of warehouse space (in square feet) | Squarefeet |  |  | 10,000 |  |
Tidewater Environmental Services Inc [Member] |  |  |  |  |
Business Operations [Abstract] |  |  |  |  |
Purchase price |  | $ 3,122 | $ 3,122 |  |
Consideration transferred | $ 6,400 |  |  |  |
Note forgiven | $ 2,100 |  |  |  |
Clayton [Member] |  |  |  |  |
Business Operations [Abstract] |  |  |  |  |
Purchase price |  |  |  |  | $ 5,000
Artesian Utility [Member] |  |  |  |  |
Business Operations [Abstract] |  |  |  |  |
Initial contract period of operating wastewater treatment facilities in Middletown |  | 20 years |  |  |
Number of wastewater treatment systems facility operations in Middletown | Facility |  | 3 |  |  |
Capacity of wastewater treatment facilities | gal / d |  |  | 3.8 |  |
Number of protection plans offered to customers | Plan |  | 3 |  |  |

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