Inventories - Summary of Inventories (Detail) - USD ($) $ in Thousands	Sep. 27, 2015	Dec. 28, 2014	Sep. 28, 2014
Inventory Disclosure [Abstract]
Finished products	$ 65,214	$ 42,526	$ 50,732
Manufacturing materials	8,658	10,133	9,796
Plastic shells, plastic pallets and other inventories	20,276	18,081	19,595
Total inventories	$ 94,148	$ 70,740	$ 80,123