Business Combinations (Schedule Of Contigent Earn-Outs) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
Jan. 31, 2013
Business Combinations [Abstract]
Fair value of earnout payable	$ 500
Imputed interest recognized	73
Ending Balance	$ 573

Fair value, as of the acquisition date, of potential payments under the contingent consideration arrangement including cash and shares.

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+ Details