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Goodwill and Other Intangible Assets - Estimated Aggregate Future Amortization Expense for Intangible Assets (Detail)
$ in Thousands
Sep. 30, 2015
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
Remainder of 2015 $ 766
2016 2,413
2017 1,619
2018 1,346
2019 1,102
Thereafter 2,320
Future Amortization Expense, Total $ 9,566