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Business Combinations (Schedule Of Unaudited Pro Forma Information) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	6 Months Ended
	Jan. 31, 2013	Jan. 31, 2012
Business Combinations [Abstract]
Revenue	$ 16,622	$ 15,138
Net loss	$ 250	$ (1,319)
Basic	$ 0.03	$ (0.17)
Diluted	$ 0.03	$ (0.16)

- Definition

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References+ Details

- Definition

The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References+ Details