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Intangibles, Net - Schedule of Expected Future Amortization Expense Related to Intangible Assets (Detail) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Intangible Liability Disclosure [Abstract]    
Remainder of 2015 $ 1,467  
2016 5,276  
2017 3,473  
2018 2,753  
2019 1,886  
2020 and thereafter 7,634  
Net $ 22,489 $ 27,191