Consolidated Statements Of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2015	Oct. 31, 2014
Consolidate Statements of Comprehensive Income (Loss) [Abstract]
Net income	$ 389	$ 104
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(2)	9
Total other comprehensive income (loss)	(2)	9
Comprehensive loss	$ 387	$ 113