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Acquisition Of Ninetyfive 5 LLC (Schedule Of Acquisition Preliminary Valuation) (Details) (USD $)
In Thousands, unless otherwise specified
Aug. 31, 2013
Aug. 31, 2012
Aug. 31, 2011
Dec. 31, 2008
Goodwill $ 16,135 $ 9,172 $ 9,172  
Cash paid       1,000
NinetyFive 5 [Member]
       
Computer equipment 14      
Intangible assets (Note 5) 3,989      
Goodwill 4,728      
Loss on reacquired license arrangement 950      
Purchase price payable (accrued liabilities) (2,651)      
Contingent earn-out liability (long-term liabilities) (4,109)      
Gain on equity ownership interest (971)      
Cash paid $ 1,950