Quarterly report pursuant to Section 13 or 15(d)

Cash and Investments (Detail)

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Cash and Investments (Detail) - USD ($)
$ in Millions
Apr. 02, 2016
Dec. 26, 2015
Investments and Cash [Abstract]    
Available-for-sale investments $ 14,169 $ 22,007
Cash 875 1,466
Equity method investments 1,593 1,590
Loans receivable 1,038 794
Non-marketable cost method investments 2,933 2,933
Reverse repurchase agreements 768 3,368
Trading assets 9,103 7,323
Total cash and investments $ 30,479 $ 39,481