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Intangible Assets (Details 1) (USD $)
In Millions, unless otherwise specified
Aug. 31, 2013
Goodwill and Intangible Assets Disclosure [Abstract]  
2014 $ 8.9
2015 42.9
2016 35.1
2017 5.7
2018 5.5
2019 5.5
Thereafter $ 43.6