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Commitments And Contingencies (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Aug. 31, 2012
Aug. 31, 2011
Aug. 31, 2010
Commitments and Contingencies Disclosure [Abstract]      
Percent of warehouse leased which will reduce charges 75.00%    
Warehouse charge after agreement has been met $ 0.2    
Warehouse charge before agreement has been met 2.9    
Current percent of warehouse leased 70.00%    
Outsourcing contract expense 5.0 6.6 6.2
Freight charges 1.8 1.6 1.5
Purchase commitments 4.2    
Retail store minimum lease payments which remain secondarily liable $ 0.3