Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share (Detail)

v3.8.0.1
Earnings Per Share (Detail) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2017
Oct. 01, 2016
Sep. 30, 2017
Oct. 01, 2016
Earnings Per Share [Abstract]        
Net income $ 4,516 $ 3,378 $ 10,288 $ 6,754
Weighted average shares of common stock outstanding—basic 4,688 4,734 4,707 4,728
Dilutive effect of employee equity incentive plans (shares) 34 47 43 54
Dilutive effect of convertible debt (shares) 99 96 99 90
Weighted average shares of common stock outstanding—diluted 4,821 4,877 4,849 4,872
Basic earnings per share of common stock (in dollars per share) $ 0.96 $ 0.71 $ 2.19 $ 1.43
Diluted earnings per share of common stock (in dollars per share) $ 0.94 $ 0.69 $ 2.12 $ 1.39