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Accrued and Other Liabilities (Details 2) (USD $)
In Thousands, unless otherwise specified
Aug. 31, 2012
Aug. 31, 2011
Deferred and other long-term liabilities    
Supplemental employee retirement plan benefits liability $ 598 $ 707
Other income taxes payable 1,297 1,735
Other 61 66
Total $ 1,956 $ 2,508