Common Stock Repurchases (Detail) (USD $)	3 Months Ended		6 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Jun. 29, 2013	Jun. 30, 2012
Common Stock Repurchase Program [Member]
Common Stock Repurchases (Textuals) [Abstract]
Total Stock Repurchase Authorization End of Current Period, Value			$ 45,000,000,000
Remaining Stock Repurchase Authorization End of Current Period, Value			4,200,000,000
Stock Repurchased and Retired During Period, Shares	23,300,000	40,600,000	48,500,000	97,500,000
Stock Repurchased and Retired During Period, Value	550,000,000	1,100,000,000	1,100,000,000	2,600,000,000
Accumulated Stock Repurchased During Program, Total Shares	4,300,000,000		4,300,000,000
Accumulated Stock Repurchased During Program, Total Value	90,000,000,000		90,000,000,000
Restricted Stock Unit Withholdings [Member]
Common Stock Repurchases (Textuals) [Abstract]
Stock Repurchased and Retired During Period, Shares			12,300,000	11,300,000
Stock Repurchased and Retired During Period, Value			$ 272,000,000	$ 315,000,000