Capitalization (Details Narrative) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
Common stock issued	$ 400	$ 400
Common stock issued, shares	20,991	21,449
Long term debt	130,528		131,467
Other long term debt	47,100		47,700
Customer advances for construction	22,486		21,990
New Jersey State Revolving Fund
Future funding to be available under loan program	$ 4,000