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ACCUMULATED OTHER COMPREHENSIVE LOSS (Tables)
 3 Months Ended
Apr. 30, 2016
ACCUMULATED OTHER COMPREHENSIVE LOSS [Abstract]  
Components of accumulated other comprehensive loss, net of taxes
The components of accumulated other comprehensive loss, net of taxes, were as follows:

  
Foreign Currency
Translation
Adjustments
 
  
(in thousands)
 
Balance as of January 31, 2016
 
$
(8,729
)
Other comprehensive income before reclassifications
  
606
 
Amounts reclassified from accumulated other comprehensive loss
  
—
 
Net current period other comprehensive income
  
606
 
Balance as of April 30, 2016
 
$
(8,123
)