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Balance Sheet Information - Summary of Inventories (Detail) - USD ($)
$ in Thousands
Dec. 29, 2017
Dec. 30, 2016
Inventory Disclosure [Abstract]    
Raw materials $ 183,457 $ 68,473
Work in process 43,826 26,529
Finished goods 9,557 8,859
Total $ 236,840 $ 103,861