Quarterly report pursuant to Section 13 or 15(d)

Cash and Investments, Trading Assets (Detail)

v3.4.0.3
Cash and Investments, Trading Assets (Detail) - Debt Securities [Member] - USD ($)
$ in Millions
3 Months Ended
Apr. 02, 2016
Mar. 28, 2015
Schedule Of Trading Securities And Other Trading Assets [Line Items]    
Trading Securities, Change in Unrealized Holding Gain (Loss) $ 243 $ (200)
Net gains (losses) on derivatives related to trading securities $ (234) $ 194