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FOREIGN CURRENCY DERIVATIVES (Details 3) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Dec. 31, 2011
Designated as Hedging Instrument [Member]
       
Derivative [Line Items]        
Gain (loss) on foreign exchange contracts $ 670 $ (555) $ 3,438 $ (2,572)
Not Designated as Hedging Instrument [Member]
       
Derivative [Line Items]        
Gain (loss) on foreign exchange contracts $ (618) $ 675 $ 202 $ 1,975