Quarterly report pursuant to Section 13 or 15(d)

Estimated Aggregate Future Amortization Expense for Intangible Assets (Detail)

v3.8.0.1
Estimated Aggregate Future Amortization Expense for Intangible Assets (Detail) - USD ($)
$ in Thousands
Sep. 30, 2017
Dec. 31, 2016
Finite Lived Intangible Assets Net [Abstract]    
For the three months ended December 31, 2017 $ 1,668  
For the twelve months ended December 31, 2018 5,964  
For the twelve months ended December 31, 2019 5,101  
For the twelve months ended December 31, 2020 4,995  
For the twelve months ended December 31, 2021 2,444  
Thereafter 15,695  
Total $ 35,867 $ 35,190