COMMITMENTS AND CONTINGENCIES (Details)	1 Months Ended		12 Months Ended
	Sep. 30, 2022 USD ($)	Apr. 30, 2021 USD ($)	Dec. 31, 2024 USD ($) a gal / d Term Agreement	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Easements [Abstract]
Future minimum annual payment			$ 1,447,000
Summary of minimum annual purchase commitments for all interconnection agreements [Abstract]
2024			928,000
2025			943,000
2026			57,000
2027			57,000
2028			57,000
Total			2,042,000
Expenses for purchased water			$ 1,500,000	$ 1,300,000	$ 1,800,000
Artesian Water [Member]
Interconnections [Abstract]
Number of water service interconnection agreements | Agreement			1
Term of renewal for water service interconnection agreements			5 years
Minimum purchase requirements of water | gal / d			0.5
Other Commitments [Abstract]
Agreement period	4 years	3 years
Expenditure from agreement	$ 2,200,000	$ 1,200,000
Tank painting expense			$ 735,000	689,000	531,000
Summary of other commitment [Abstract]
2024			4,050,000
2025			13,715,000
2026			2,400,000
Total			$ 20,165,000
Artesian Water Pennsylvania [Member]
Easements [Abstract]
Easement agreement period			40 years
Easement payments			$ 34,000	45,000	43,000
Future minimum annual payment			$ 22,000
Artesian Wastewater [Member]
Easements [Abstract]
Area of land use as per perpetual agreement (in acres) | a			460
Minimum rentals payment per year			$ 40,000
Termination Period			180 days
Rental payments			$ 119,000	$ 126,000	$ 113,000
Artesian Water Maryland [Member]
Interconnections [Abstract]
Number of water service interconnection agreements | Agreement			1
Number of renewal terms for water service interconnection agreements | Term			1
Term of renewal for water service interconnection agreements			5 years
Minimum purchase requirements of water | gal / d			35,000