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Accumulated Other Comprehensive Income (Tables)

6 Months Ended

Jul. 31, 2016

Accumulated Other Comprehensive Income Loss Net Of Tax [Abstract]

Schedule of Components of Accumulated Other Comprehensive Income

The components of accumulated other comprehensive income consisted of the following (in thousands):

	Currency Translation Adjustments				Available-for-sale securities				Net Unrealized Income On Hedging Contracts				Accumulated Other Comprehensive Income
Balance, January 31, 2016	$	68,265			$	189			$	51			$	68,505
Other comprehensive income before reclassifications		14,832				2				153				14,987
Amounts reclassified from accumulated other comprehensive income (1)		—				—				(79	)			(79	)
Net current-period other comprehensive income		14,832				2				74				14,908
As of July 31, 2016	$	83,097			$	191			$	125			$	83,413

	Currency Translation Adjustments				Available-for-sale securities				Net Unrealized Income / (Loss) On Hedging Contracts				Accumulated Other Comprehensive Income
Balance, January 31, 2015	$	98,642			$	211			$	1			$	98,854
Other comprehensive (loss) / income before reclassifications		(13,321	)			15				(45	)			(13,351	)
Amounts reclassified from accumulated other comprehensive (loss) / income (1)		—				—				41				41
Net current-period other comprehensive (loss) / income		(13,321	)			15				(4	)			(13,310	)
As of July 31, 2015	$	85,321			$	226			$	(3	)		$	85,544

(1)	Amounts reclassified to earnings in the Consolidated Statements of Operations.