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GENERAL (Details) | 3 Months Ended
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Mar. 31, 2019 gal / d Subsidiary Facility WaterSystem Plan Squarefeet
Business Operations [Abstract] |
Number of wholly owned subsidiaries | Subsidiary | 9
Number of subsidiaries not regulated | Subsidiary | 4
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
Artesian Wastewater [Member] |
Business Operations [Abstract] |
Number of wastewater treatment facilities owned and operated | Facility | 4
Capacity of wastewater treatment facilities | 500,000
Artesian Water Maryland [Member] |
Business Operations [Abstract] |
Number of public water systems owned and operated | WaterSystem | 8
Maximum supply amount of water per day | 1,000,000
Artesian Utility [Member] |
Business Operations [Abstract] |
Initial contract period of operating wastewater treatment facilities in Middletown | 20 years
Number of wastewater treatment station facility operations in Middletown | Facility | 2
Number of wastewater treatment facilities in Middletown providing reclaimed wastewater | Facility | 1
Number of protection plans offered to customers | Plan | 3
Artesian Utility [Member] | Wastewater Treatment Facility First of Two [Member] | Maximum [Member] |
Business Operations [Abstract] |
Capacity of wastewater treatment facilities | 2,500,000
Artesian Utility [Member] | Wastewater Treatment Facility Second of Two [Member] | Maximum [Member] |
Business Operations [Abstract] |
Capacity of wastewater treatment facilities | 250,000

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- Definition Area of warehouse space in facility. + References No definition available. + Details
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- Definition Number of wastewater treatment facilities owns and operates by company. + References No definition available. + Details
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- Definition Number of public water systems owned and operated by the company. + References No definition available. + Details
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- Definition Number of wastewater treatment facilities that provides reclaimed wastewater for use in spray irrigation on public and agricultural lands. + References No definition available. + Details
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- Definition Wholly owned subsidiaries of Artesian Resources Corporation. + References No definition available. + Details
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