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Inventories - Components of Inventory (Detail) - USD ($)
$ in Thousands
Jul. 02, 2016
Jan. 02, 2016
Inventory Disclosure [Abstract]    
Raw materials $ 29,836 $ 25,781
Work-in-process 5,489 4,337
Finished goods 26,987 31,920
Total inventories $ 62,312 $ 62,038