Quarterly report pursuant to Section 13 or 15(d)

Inventories (Detail)

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Inventories (Detail) - USD ($)
$ in Millions
Apr. 02, 2016
Dec. 26, 2015
Inventory, Net, Items Net of Reserve Alternative [Abstract]    
Raw materials $ 628 $ 532
Work in process 2,980 2,893
Finished goods 2,143 1,742
Total inventories $ 5,751 $ 5,167