REGULATORY PROCEEDINGS (Details) (USD $)	12 Months Ended		0 Months Ended			1 Months Ended	12 Months Ended				12 Months Ended
	Dec. 31, 2013	Dec. 31, 2013 Delaware [Member]	May 31, 2013 Artesian Water [Member]	Nov. 30, 2012 Artesian Water [Member]	May 31, 2012 Artesian Water [Member]	Nov. 30, 2013 Artesian Water [Member]	Dec. 31, 2013 Artesian Water [Member]	Dec. 31, 2012 Artesian Water [Member]	Jan. 31, 2012 Artesian Water [Member]	Nov. 30, 2012 Artesian Water Maryland [Member] Resident	Dec. 31, 2013 Artesian Wastewater [Member]	Jan. 18, 2013 Artesian Wastewater [Member]
Rate Proceedings [Abstract]
Maximum temporary annual rate increase subject to 15% gross water sales limitation		$ 2,500,000
Percentage of gross water sales maximum temporary annual rate increase subject to $2.5 million limitation (in hundredths)		15.00%
Period to complete rate case by law		7 months
Percentage of rate relief allowed should a rate case not complete, maximum (in hundredths)		15.00%
Percentage of revenue increase requested for new rates (in hundredths)									11.13%			34.80%
Amount of annual revenue increase in a filed request to implement new rates									6,250,000		343,000
Return on Equity (in hundredths)	10.00%										10.00%
Reclassification of accumulated depreciation to deferred credits	1,200,000
Service Territory Expansion Proceedings [Abstract]
Number of Residents to be Served by Artesian Water Maryland Following the Transfer of CECO Water Assets										200
Other Proceedings [Abstract]
Distribution System Improvement Charge rate increase applied between base rate filings, maximum (in hundredths)		7.50%
Distribution System Improvement Charge rate increase maximum within a 12-month period (in hundredths)		5.00%
Increase in annual revenue expected from rate increase application approval											174,000
Percentage of Distribution System Improvement Charges annual rate increase application filed by company to regulatory (in hundredths)			2.09%	1.59%	0.14%	3.32%
Increase Amount Based On Eligible Plant Improvements Since Last Rate Increase			2,000,000	4,600,000	486,000	4,900,000
Revenue earned in DSIC rate increases							$ 1,130,000	$ 42,000