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GENERAL (Details) gal / d in Millions	9 Months Ended
	Sep. 30, 2025 gal / d Subsidiary Facility Plan
GENERAL [Abstract]
Number of subsidiaries not regulated | Subsidiary	2
Artesian Utility [Member]
GENERAL [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

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Minimum capacity of wastewater treatment facilities per day.

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No definition available.

+ Details

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- Definition

Contract period of operating wastewater treatment facilities.

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No definition available.

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- Definition

Represents the number of protection plans offered to customers by the entity.

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No definition available.

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- Definition

Number of subsidiaries not regulated.

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- Definition

Number of wastewater treatment stations that are currently in operation for a specific facility or area.

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No definition available.

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- Details

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