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Accrued And Other Liabilities (Schedule Of Accrued Liabilities) (Details) (USD $)
In Thousands, unless otherwise specified
May 31, 2013
Aug. 31, 2012
Accrued And Other Liabilities [Abstract]    
Accrued advertising and sales promotion expenses $ 9,972 $ 9,963
Accrued professional services fees 1,705 1,006
Accrued sales taxes 883 839
Accrued other taxes 377 1,243
Other 3,207 3,441
Total $ 16,144 $ 16,492