CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (LOSS) (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2013	Oct. 31, 2012
Net income (loss)	$ 7,391	$ 455	$ 22,868	$ (2,958)
Other comprehensive (loss) income
Foreign currency translation adjustment	(58)	328	(778)	(505)
Interest rate swap, net of tax	(4)	33	155	15
Other comprehensive (loss) income	(62)	361	(623)	(490)
Comprehensive income (loss)	$ 7,329	$ 816	$ 22,245	$ (3,448)