COSTS INCURRED ON UNCOMPLETED CONTRACTS (Details) (USD $)	3 Months Ended								12 Months Ended
	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2013	Mar. 31, 2012
Cost incurred on uncompleted contracts
Cost incurred on uncompleted contracts, beginning balance				$ 10,879,743				$ 7,958,153	$ 10,879,743	$ 7,958,153
Total cost incurred on contracts during the year									21,215,441	31,104,174
Less cost of sales, during the year									(25,914,345)	(28,182,584)
Cost incurred on uncompleted contracts, ending balance	6,180,839				10,879,743				6,180,839	10,879,743
Billings on uncompleted contracts
Billings on uncompleted contracts, beginning balance				6,969,717				5,104,301	6,969,717	5,104,301
Plus: Total billings incurred on contracts, during the year									27,385,748	35,132,194
Less: Contracts recognized as revenue, during the year	(9,955,000)	(7,294,000)	(8,079,000)	(7,145,000)	(6,079,000)	(10,864,000)	(7,147,000)	(9,176,000)	(32,472,919)	(33,266,778)
Billings on uncompleted contracts, ending balance	1,882,546				6,969,717				1,882,546	6,969,717
Cost incurred on uncompleted contracts
Cost incurred on uncompleted contracts, ending balance	6,180,839				10,879,743				6,180,839	10,879,743
Billings on uncompleted contracts, ending balance	(1,882,546)				(6,969,717)				(1,882,546)	(6,969,717)
Costs incurred on uncompleted contracts, in excess of progress billings	4,298,293				3,910,026				4,298,293	3,910,026
Deferred revenues	$ 253,813				$ 799,413				$ 253,813	$ 799,413