COSTS INCURRED ON UNCOMPLETED CONTRACTS (Details) - USD ($)	3 Months Ended		12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Mar. 31, 2017	Jun. 30, 2017	Mar. 31, 2017
Cost incurred on uncompleted contracts
Cost incurred on uncompleted contracts, beginning balance	$ 5,538,815	$ 5,491,605	$ 5,491,605
Total cost incurred on contracts during the year	3,644,471		12,501,752
Less cost of sales, during the year	(4,089,799)	(3,109,412)	(12,454,542)
Cost incurred on uncompleted contracts, ending balance	5,093,487		5,538,815
Billings on uncompleted contracts
Billings on uncompleted contracts, beginning balance	3,441,594	3,095,963	3,095,963
Total billings incurred on contracts, during the year	4,100,471		18,896,305
Less: Contracts recognized as revenue, during the year	(5,830,386)	(4,644,805)	(18,550,674)
Billings on uncompleted contracts, ending balance	1,711,679		3,441,594
Cost incurred on uncompleted contracts
Cost incurred on uncompleted contracts, ending balance	5,538,815	5,491,605	5,538,815	$ 5,093,487	$ 5,538,815
Billings on uncompleted contracts, ending balance	$ 3,441,594	$ 3,095,963	$ 3,441,594	1,711,679	3,441,594
Costs incurred on uncompleted contracts, in excess of progress billings				3,381,808	2,097,221
Billings in excess of costs				$ 574,309	$ 642,831