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Summary of Significant Accounting Policies - Schedule of Change in Accumulated Other Comprehensive Income (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 02, 2016
Jul. 04, 2015
Jul. 02, 2016
Jul. 04, 2015
Accounting Policies [Abstract]        
Accumulated other comprehensive loss, beginning of period     $ (4,739)  
Foreign currency translation adjustments $ (1,209) $ 584 190 $ (2,358)
Accumulated other comprehensive loss, end of period $ (4,549)   $ (4,549)