FAIR VALUE OF FINANCIAL INSTRUMENTS (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Sep. 30, 2012	Mar. 31, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Number of tiers	3
Liabilities :
Contingent consideration at Fair Value	$ 1,122	$ 1,292
Total Gains (Losses) on contingent consideration	0	0
Adjustment to fair value of contingent consideration	170
Quoted Prices in Active Markets for Identical Assets (Level 1)
Liabilities :
Contingent consideration at Fair Value	0	0
Significant Other Observable Inputs (Level 2)
Liabilities :
Contingent consideration at Fair Value	0	0
Significant Unobservable Inputs (Level 3)
Liabilities :
Contingent consideration at Fair Value	$ 1,122	$ 1,292