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Goodwill and Intangibles - Estimated Future Amortization Expense Related to Intangible Assets (Detail)
$ in Thousands
Aug. 31, 2015
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
2016 (remaining) $ 89
2016 118
2017 97
2018 0
2019 0
Customer relationships, Net Carrying Amount $ 304