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Acquisition Of NinetyFive 5 LLC (Schedule Of Assets Acquired Amortized Over Estimated Useful Lives) (Details) - NinetyFive 5 [Member]
$ in Thousands
 12 Months Ended
Aug. 31, 2015
USD ($)
Acquired Finite-Lived Intangible Assets [Line Items]  
Intangible Assets Acquired $ 3,989
Internally Developed Software [Member]  
Acquired Finite-Lived Intangible Assets [Line Items]  
Intangible Assets Acquired $ 2,049
Estimated Useful Life 3 years
Customer Relationships [Member]  
Acquired Finite-Lived Intangible Assets [Line Items]  
Intangible Assets Acquired $ 1,574
Estimated Useful Life 5 years
Trade Names [Member]  
Acquired Finite-Lived Intangible Assets [Line Items]  
Intangible Assets Acquired $ 242
Estimated Useful Life 5 years
Non-compete Agreements [Member]  
Acquired Finite-Lived Intangible Assets [Line Items]  
Intangible Assets Acquired $ 124
Estimated Useful Life 5 years