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Segment Information (Long-Lived Assets By Country) (Details) - USD ($)
$ in Thousands
Aug. 31, 2015
Aug. 31, 2014
Segment Reporting Information [Line Items]    
Long-Lived Assets $ 30,306 $ 32,056
United States/Canada [Member]    
Segment Reporting Information [Line Items]    
Long-Lived Assets 28,770 30,445
Japan [Member]    
Segment Reporting Information [Line Items]    
Long-Lived Assets 1,227 1,351
United Kingdom [Member]    
Segment Reporting Information [Line Items]    
Long-Lived Assets 101 149
Australia [Member]    
Segment Reporting Information [Line Items]    
Long-Lived Assets $ 208 $ 111