DERIVATIVES (Details)	12 Months Ended					3 Months Ended		6 Months Ended			3 Months Ended		6 Months Ended
	Mar. 31, 2011 USD ($) number	Sep. 30, 2011 number	Jun. 30, 2011 USD ($)	Jun. 30, 2011 EUR (€)	Mar. 31, 2011 EUR (€)	Sep. 30, 2011 Foreign Exchange Forward [Member] USD ($)	Jun. 30, 2010 Foreign Exchange Forward [Member] USD ($)	Sep. 30, 2011 Foreign Exchange Forward [Member] USD ($)	Sep. 30, 2010 Foreign Exchange Forward [Member] USD ($)	Mar. 31, 2011 Foreign Exchange Forward [Member] USD ($)	Sep. 30, 2011 Other Income[Member] USD ($)	Jun. 30, 2010 Other Income[Member] USD ($)	Sep. 30, 2011 Other Income[Member] USD ($)	Sep. 30, 2010 Other Income[Member] USD ($)	Mar. 31, 2011 Maximum [Member] USD ($)	Mar. 31, 2011 Maximum [Member] EUR (€)	Mar. 31, 2011 Minimum [Member] USD ($)	Mar. 31, 2011 Minimum [Member] EUR (€)
Cash Flow Hedges [Line Items]
Number of Open Forward Contracts	6	0
Derivative Foreign Currency Option Strike Price			$ 1.418												$ 1.3267		$ 1.3153
Underlying Notional Amount Of Foreign Currency Cash Flow Hedge Derivatives																7,000,000		5,000,000
Notional Amount Of Foreign Currency Cash Flow Hedge Derivatives				13,826,241	34,300,871
Fair value of open forward contracts	3,306,000									3,300,000
Unrecognized gain/loss in other comprehensive income	2,200,000
Derivative Instruments Gain Loss [Line Items]
Amount of Gain/Loss in OCI						(1,653,000)	860,000	(2,150,000)	860,000
Amount of Gain/Loss Reclassified from OCI											0	0	0	0
Amount of Gain/Loss Recognized in Income											$ 0	$ 0	$ 0	$ 0