Quarterly report pursuant to Section 13 or 15(d)

Cash and Investments, Trading Assets (Detail)

v3.5.0.2
Cash and Investments, Trading Assets (Detail) - Debt Securities [Member] - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jul. 02, 2016
Jun. 27, 2015
Jul. 02, 2016
Jun. 27, 2015
Schedule Of Trading Securities And Other Trading Assets [Line Items]        
Trading Securities, Change in Unrealized Holding Gain (Loss) $ 0 $ 48 $ 190 $ (85)
Net gains (losses) on derivatives related to trading securities $ 3 $ (45) $ (184) $ 81