Water And Wastewater Rates (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014
North Carolina, Texas, Ohio, New Jersey, Virginia, and Indiana [Member]
Water And Wastewater Rates [Line Items]
Base rate increase designed to increase total operating revenues on an annual basis	$ 10,153
Illinois and New Jersey [Member]
Water And Wastewater Rates [Line Items]
Infrastructure rehabilitation surcharges	$ 1,558