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Note 9 - Intangible Assets (Details) - Estimated Amortization Expense (USD $)
In Thousands, unless otherwise specified
Aug. 31, 2013
Estimated Amortization Expense [Abstract]  
2014 $ 5,983
2015 5,053
2016 3,407
2017 3,273
2018 2,914
Thereafter 15,593
Total $ 36,223