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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. 04, 2015
Jun. 28, 2014
Jul. 04, 2015
Jun. 28, 2014
Accounting Policies [Abstract]        
Accumulated other comprehensive loss, beginning of period     $ (2,093)  
Foreign currency translation adjustments $ 584 $ (1,729) (2,358) $ (1,710)
Accumulated other comprehensive loss, end of period $ (4,451)   $ (4,451)