Fair Value Measurements (Tables)

12 Months Ended

Jan. 31, 2015

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

The following table summarizes the valuation of the Company's assets and liabilities that are measured at fair value on a recurring basis:

	January 31, 2015					January 31, 2014
	Fair value measurement category					Fair value measurement category
	Level 1	Level 2		Level 3		Level 1	Level 2		Level 3
	(in thousands)
Assets
Foreign currency forward contracts		$	9,903				$	6,160
Liabilities
Foreign currency forward contracts		$	5,411				$	2,423
Acquisition-related contingent consideration				$	3,381				$	10,571