PROPERTY, PLANT AND EQUIPMENT (Details) (USD $)	3 Months Ended		6 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Mar. 31, 2013
PROPERTY, PLANT AND EQUIPMENT
Total property, plant and equipment	$ 12,320,299		$ 12,320,299		$ 12,244,221
Less: accumulated depreciation	(5,413,017)		(5,413,017)		(4,943,973)
Total property, plant and equipment, net	6,907,282		6,907,282		7,300,248
Depreciation expense	220,604	195,727	469,044	388,650
Land
PROPERTY, PLANT AND EQUIPMENT
Total property, plant and equipment	110,113		110,113		110,113
Building and improvements
PROPERTY, PLANT AND EQUIPMENT
Total property, plant and equipment	3,261,680		3,261,680		3,261,680
Machinery equipment, furniture and fixtures
PROPERTY, PLANT AND EQUIPMENT
Total property, plant and equipment	8,882,938		8,882,938		8,826,050
Equipment under capital leases
PROPERTY, PLANT AND EQUIPMENT
Total property, plant and equipment	$ 65,568		$ 65,568		$ 46,378