Annual report pursuant to Section 13 and 15(d)

Earnings Per Share (Detail)

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Earnings Per Share (Detail) (USD $)
In Millions, except Per Share data, unless otherwise specified
12 Months Ended
Dec. 28, 2013
Dec. 29, 2012
Dec. 31, 2011
Earnings Per Share [Abstract]      
Net income available to common stockholders $ 9,620 $ 11,005 $ 12,942
Weighted average common shares outstanding-basic 4,970 4,996 5,256
Dilutive effect of employee equity incentive plans (shares) 68 100 101
Dilutive effect of convertible debt (shares) 59 64 54
Weighted average common shares outstanding-diluted 5,097 5,160 5,411
Basic earnings per common share (in dollars per share) $ 1.94 $ 2.20 $ 2.46
Diluted earnings per common share (in dollars per share) $ 1.89 $ 2.13 $ 2.39
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (shares) 55 29 90