Business Combinations (Schedule Of Pro Forma Adjustments) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jan. 31, 2015	Jan. 31, 2015
Business Combinations [Abstract]
Amortization of intangible assets	$ 72	$ 199
Acquisition-related professional	(7)	(218)
Interest expense	20	85
Income tax benefit (expense )	0	66
Total adjustments	$ 85	$ 132