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Goodwill and Intangible Assets Estimated Future Amortization Expense (Detail) - USD ($)
$ in Thousands
Apr. 01, 2017
Dec. 31, 2016
Finite-Lived Intangible Assets    
2017 $ 31,330  
2018 42,721  
2019 40,476  
2020 25,694  
2021 18,951  
Thereafter 49,419  
Intangible assets, net $ 208,591 $ 217,548