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COMPREHENSIVE INCOME (LOSS) (Tables)
9 Months Ended
Dec. 31, 2011
COMPREHENSIVE INCOME (LOSS)  
Components of comprehensive income (loss)

 
  Three Months Ended
December 31,
  Nine Months Ended
December 31,
 
 
  2011   2010   2011   2010  

Net income (loss)

  $ 14,104   $ 40,859   $ (41,980 ) $ 70,512  

Foreign currency translation adjustment

    (2,783 )   (3,210 )   (12,023 )   3,872  
                   

Comprehensive income (loss)

  $ 11,321   $ 37,649   $ (54,003 ) $ 74,384