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Summary Of Significant Accounting Policies (Details 3) (Other Current Liabilities [Member], Foreign Exchange Forward [Member], USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Mar. 31, 2012
Other Current Liabilities [Member] | Foreign Exchange Forward [Member]
   
Summary of fair value of the foreign currency forward contracts designated as hedging instruments    
Foreign currency forward contracts $ 17 $ 0