Represents area of land use as per perpetual agreement.

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Represents easement agreement period.

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No definition available.

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Represents expense incurred due to easement agreement during the period.

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No definition available.

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No definition available.

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Represents expenses incurred due to purchase of water during period.

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No definition available.

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No definition available.

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Represents minimum purchase requirements of water through interconnection agreement.

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No definition available.

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Multiplier to estimate minimum purchase requirements for the year.

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No definition available.

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Represents the number of expired water service interconnection agreements.

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No definition available.

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- Definition

Represents the number of water service interconnection agreements with neighboring utility.

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No definition available.

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- Definition

Represents expense incurred due to tank painting during the period.

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- Definition

Term of renewal for water service interconnection agreements.

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No definition available.

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Represents number of days within which agreement can terminated by giving notice.

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No definition available.

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Data Type:	xbrli:durationItemType
Balance Type:	na
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- Definition

Amount of lease cost recognized by lessee for lease contract.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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- Definition

The minimum amount the entity agreed to spend under the long-term purchase commitment.

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No definition available.

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Period covered by the long-term purchase commitment, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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No definition available.

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Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

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Amount of commitment classified as other to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of commitment classified as other to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of commitment classified as other to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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- Definition

Cash payments to lessor's for use of assets under operating leases.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.

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No definition available.

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Amount of purchase arrangement to be paid in fifth fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of purchase arrangement to be paid in fourth fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of purchase arrangement to be paid in next fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of purchase arrangement to be paid in second fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of purchase arrangement to be paid in third fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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COMMITMENTS AND CONTINGENCIES (Details) gal in Millions	1 Months Ended	12 Months Ended
COMMITMENTS AND CONTINGENCIES (Details) gal in Millions	Apr. 30, 2021 USD ($)	Dec. 31, 2021 USD ($) a gal / d gal Agreement	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Summary of minimum annual payments related to easement agreements [Abstract]
2022		$ 29,000
2023		24,000
2024		24,000
2025		24,000
2026		25,000
2027 through 2043		1,334,000
Total		1,460,000
Summary of minimum annual purchase commitments for all interconnection agreements [Abstract]
2022		1,518,000
2023		759,000
2024		730,000
2025		702,000
2026		701,000
Total		4,410,000
Expenses for purchased water		$ 4,300,000	$ 4,300,000	$ 4,200,000
Artesian Water [Member]
Interconnections [Abstract]
Number of water service interconnection agreements \| Agreement		2
Number of expired water service interconnection agreements \| Agreement		1
Term of renewal for water service interconnection agreements		5 years
Multiplier to estimate minimum purchase requirements for the year \| gal		3
Minimum purchase requirements of water \| gal / d		0.5
Other Commitments [Abstract]
Agreement period	3 years	3 years
Commitment amount	$ 1,200,000	$ 1,300,000	100,000
Tank painting expense		222,000	155,000	447,000
Summary of other commitment [Abstract]
2022		4,820,000
2023		8,430,000
2024		2,420,000
Total		$ 15,670,000
Artesian Water Pennsylvania [Member]
Easements [Abstract]
Easement agreement period		40 years
Easement payments		$ 42,000	41,000	40,000
Summary of minimum annual payments related to easement agreements [Abstract]
2022		59,000
2023		38,000
2024		39,000
2025		40,000
2026		41,000
2027 through 2043		825,000
Total		$ 1,042,000
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		$ 65,000	$ 44,000	$ 44,000
Artesian Water Maryland [Member]
Interconnections [Abstract]
Number of water service interconnection agreements \| Agreement		1
Minimum purchase requirements of water \| gal / d		35,000