NSC Agua (Details Textual) (USD $)	1 Months Ended			3 Months Ended		9 Months Ended								1 Months Ended		3 Months Ended		9 Months Ended		36 Months Ended
	Nov. 30, 2012 sqm	Aug. 31, 2012 gal	May 31, 2010 gal	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012	Mar. 04, 2010 gal	Dec. 31, 2009 gal	Dec. 31, 2007 gal	Nov. 30, 2012 Minimum [Member] gal	Nov. 30, 2012 Maximum [Member] gal	Aug. 31, 2012 N S C Agua [Member]	Feb. 29, 2012 N S C Agua [Member]	Sep. 30, 2013 N S C Agua [Member]	Sep. 30, 2012 N S C Agua [Member]	Sep. 30, 2013 N S C Agua [Member]	Sep. 30, 2012 N S C Agua [Member]	Dec. 31, 2012 N S C Agua [Member]	May 31, 2013 N S C Agua [Member]	May 31, 2010 N S C Agua [Member]	May 15, 2014 Subsequent Event [Member] N S C Agua [Member]
Equity Method Investment, Ownership Percentage				43.50%		43.50%																50.00%
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions																		99.90%
Assets				$ 164,754,678		$ 164,754,678		$ 150,449,086								$ 13,710,000		$ 13,710,000		$ 1,452,000
Liabilities				23,540,261		23,540,261		14,330,706								10,343,000		10,343,000		116,000
Seawater Reverse Osmosis Desalination Plant, Per Day Processing Capacity (Gallon)		100,000,000	100,000,000
Additional Prepayment Of Purchase Contract																					500,000
Further Additional Prepayment Of Purchase Contract																					500,000
Further Payment As Compensation For Operation and Maintenance														500,000
Stated Monthly Rent	20,000
Lease Term	20 years
Area Of Land, Lease Space	5,000
Plant Capacity (Gallons)									600,000	1,700,000	720,000	20,000,000	40,000,000
General and Administrative Expense				4,308,851	4,089,575	11,472,549	11,052,833									1,231,419	482,015	2,223,291	1,221,689	6,400,000
Repayment Of Debt Through Issuance Of Shares																		5,700,000
Payments to Acquire Option															1,000,000
Projected Land Cost Future Minimum Payments Due																							$ 6,980,000
Subsidiary Or Equity Method Investee Additional Ownership Percentage															25.00%