Annual report pursuant to Section 13 and 15(d)

Earnings Per Share (Detail)

v2.4.0.6
Earnings Per Share (Detail) (USD $)
In Millions, except Per Share data, unless otherwise specified
12 Months Ended
Dec. 29, 2012
Dec. 31, 2011
Dec. 25, 2010
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]      
Net income available to common stockholders $ 11,005 $ 12,942 $ 11,464
Weighted average common shares outstanding-basic 4,996 5,256 5,555
Dilutive effect of employee equity incentive plans (shares) 100 101 89
Dilutive effect of convertible debt (shares) 64 54 52
Weighted average common shares outstanding-diluted 5,160 5,411 5,696
Basic earnings per common share (in dollars per share) $ 2.20 $ 2.46 $ 2.06
Diluted earnings per common share (in dollars per share) $ 2.13 $ 2.39 $ 2.01
Stock Options [Member]
     
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (shares) 29 90 161