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Intangible Assets And Goodwill (Consolidated Goodwill) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Aug. 31, 2013
Aug. 31, 2012
Intangible Assets And Goodwill [Abstract]    
Beginning Balance $ 9,172 $ 9,172
Contingent earnout payment from CoveyLink acquisition 2,235  
Acquisition of NinetyFive 5 4,728  
Accumulated impairments      
Ending Balance $ 16,135 $ 9,172