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Robert Gregory Partners, LLC Acquisition (Schedule Of Estimated Fair Values Of Assets Acquired, Liabilities Assumed, and Identifiable Intangible Assets) (Details) - USD ($)
$ in Thousands
May 31, 2017
May 15, 2017
Aug. 31, 2016
Goodwill $ 21,164   $ 19,903
Robert Gregory Partners, LLC [Member]      
Current assets   $ 593  
Intangible assets   3,787  
Goodwill   1,261  
Current liabilities   (120)  
Current contingent earn out liability (accrued liabilities)   (500)  
Deferred revenue   (593)  
Long-term contingent earn out liability (other long-term liabilities)   (928)  
Cash paid   $ 3,500