Annual report pursuant to Section 13 and 15(d)

Funded Status of Defined Benefit Pension Plans (Detail)

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Funded Status of Defined Benefit Pension Plans (Detail) (USD $)
In Thousands, unless otherwise specified
Aug. 31, 2013
Aug. 31, 2012
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets $ 34,054 $ 33,695
Non-US Pension Plans, Defined Benefit
   
Defined Benefit Plan Disclosure [Line Items]    
Benefit obligation 12,912 12,227
Fair value of plan assets 7,790 7,440
Funded status of the plans (underfunded) $ (5,122) $ (4,787)