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Goodwill and Intangible Assets - Schedule of Future Estimated Amortization Costs of Intangible Assets (Detail)
$ in Thousands
Sep. 30, 2016
USD ($)
Goodwill And Intangible Assets Disclosure [Abstract]  
Remaining three months of 2016 $ 730
Year ending December 31, 2017 2,850
Year ending December 31, 2018 2,537
Year ending December 31, 2019 1,843
Year ending December 31, 2020 95
Intangible assets, net $ 8,055