CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 30, 2014	Apr. 30, 2013
Net income	$ 3,827	$ 11,081
Other comprehensive (loss) income
Foreign currency translation adjustments	70	(965)
Interest rate swap, net of tax	(10)	12
Other comprehensive income (loss)	60	(953)
Comprehensive income	$ 3,887	$ 10,128