Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets - Summary of Amortization Expense for Acquired Intangibles (Detail)

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Intangible Assets - Summary of Amortization Expense for Acquired Intangibles (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 04, 2015
Jun. 28, 2014
Jul. 04, 2015
Jun. 28, 2014
Goodwill and Intangible Assets Disclosure [Abstract]        
Amortization Expense $ 2,920 $ 2,437 $ 5,772 $ 4,904