Condensed Consolidated Statements Of Comprehensive (Loss) Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Oct. 31, 2013	Oct. 31, 2012
Net (loss) income	$ (3,775)	$ 4,381
Other comprehensive income, net of tax:
Foreign currency translation adjustment, net of tax of $0 for the three months ended October 31, 2013 and 2012, respectively	1,057	3,203
Unrealized gains (losses) on foreign currency forward contracts, net of tax of $10 and $24 for the three months ended October 31, 2013 and 2012, respectively	18	(47)
Total other comprehensive income, net of tax	1,075	3,156
Total comprehensive (loss) income	$ (2,700)	$ 7,537