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GEOGRAPHIC CONCENTRATION OF CUSTOMERS | 12 Months Ended
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Dec. 31, 2017
GEOGRAPHIC CONCENTRATION OF CUSTOMERS [Abstract] |
GEOGRAPHIC CONCENTRATION OF CUSTOMERS | NOTE 11 GEOGRAPHIC CONCENTRATION OF CUSTOMERS Artesian Water, Artesian Water Maryland and Artesian Water Pennsylvania provide water utility service to customers within their established service territory in all three counties of Delaware and in portions of Maryland and Pennsylvania, pursuant to rates filed with and approved by the DEPSC, the MDPSC and the PAPUC. As of December 31, 2017, Artesian Water was serving approximately 84,200 customers, Artesian Water Maryland was serving approximately 2,300 customers and Artesian Water Pennsylvania was serving approximately 40 customers. Artesian Wastewater began providing wastewater services to a community in Sussex County, Delaware in July 2005. Artesian Wastewater provides wastewater utility service to customers within their established service territory in Sussex County, Delaware pursuant to rates filed with and approved by the DEPSC. As of December 31, 2017, Artesian Wastewater was serving approximately 1,800 customers, all of which are located in Sussex County, Delaware.

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- Definition The entire disclosure for any concentrations existing at the date of the financial statements that make an entity vulnerable to a reasonably possible, near-term, severe impact. This disclosure informs financial statement users about the general nature of the risk associated with the concentration, and may indicate the percentage of concentration risk as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -URI http://asc.fasb.org/topic&trid=2134479 + Details
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