Fair Value Measurements (Tables)

3 Months Ended

Apr. 30, 2015

Fair Value Measurements [Abstract]

Fair Value, Assets 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:

	April 30, 2015					January 31, 2015
	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		$	2,063				$	9,903
Liabilities
Foreign currency forward contracts		$	7,799				$	5,411
Acquisition-related contingent consideration				$	0				$	3,381