Quarterly report pursuant to Section 13 or 15(d)

Employee Equity Incentive Plans (Detail)

v2.4.0.8
Employee Equity Incentive Plans (Detail) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 1 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended
Sep. 28, 2013
Sep. 29, 2012
Sep. 28, 2013
Sep. 29, 2012
Sep. 28, 2013
Restricted Stock Units (RSUs) [Member]
Sep. 29, 2012
Restricted Stock Units (RSUs) [Member]
Sep. 28, 2013
Restricted Stock Units (RSUs) [Member]
Sep. 29, 2012
Restricted Stock Units (RSUs) [Member]
Dec. 29, 2012
Restricted Stock Units (RSUs) [Member]
Sep. 28, 2013
Market Based Restricted Stock Units [Member]
Sep. 28, 2013
Stock Option Awards [Member]
Sep. 29, 2012
Stock Option Awards [Member]
Sep. 28, 2013
Stock Option Awards [Member]
Sep. 29, 2012
Stock Option Awards [Member]
Dec. 29, 2012
Stock Option Awards [Member]
May 31, 2013
2006 Equity Incentive Plan [Member]
Sep. 28, 2013
2006 Equity Incentive Plan [Member]
Sep. 28, 2013
Restricted Stock or Stock Units, 2006 Plan [Member]
Sep. 28, 2013
Restricted Stock or Stock Units, 2006 Plan [Member]
Restricted Stock Units (RSUs) [Member]
Sep. 28, 2013
Stock Purchase Plan [Member]
Sep. 29, 2012
Stock Purchase Plan [Member]
Sep. 28, 2013
Stock Purchase Plan [Member]
Sep. 29, 2012
Stock Purchase Plan [Member]
Employee Equity Incentive Plans, (Textual) (Details) [Abstract]                                              
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized                               123              
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized                                 719 517   373   373  
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant                                 306     216   216  
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent                                           85.00%  
Share-based Compensation $ 268 $ 276 $ 855 $ 830                                      
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period                                           20.5 17.4
Employee Purchases, Amount                                           369 355
Restricted Stock Units, Stock Options, And Stock Purchase Plan Estimated Values And Weighted Average Assumptions [Abstract]                                              
Risk Free Interest Rate         0.30% 0.30% 0.20% 0.30%                              
Dividend Yield         3.90% 3.50% 3.80% 3.30%                              
Weighted-average grant date fair value of granted RSUs (in dollars per share)                     $ 3.25 $ 3.97 $ 3.11 $ 4.26           $ 4.74 $ 5.42 $ 4.52 $ 5.47
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term                     5 years 2 months 5 years 3 months 12 days 5 years 2 months 5 years 3 months 12 days           6 months 6 months 6 months 6 months
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate                     1.50% 0.70% 0.80% 1.00%           0.10% 0.20% 0.10% 0.10%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate                     3.90% 3.50% 3.90% 3.20%           3.90% 3.50% 4.00% 3.30%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate         24.00% 27.00% 25.00% 26.00%     24.00% 27.00% 25.00% 25.00%           22.00% 24.00% 22.00% 24.00%
Restricted Stock Unit Activity [Abstract]                                              
Number of RSUs outstanding, beginning balance             109.3     3.3                          
Number of RSUs granted             51.3                                
Number of RSUs vested             (42.7)                                
Number of RSUs forfeited             (3.7)                                
Number of RSUs outstanding, ending balance         114.2   114.2     3.3                          
Weighted-average grant date fair value of RSU balance (in dollars per share)         $ 22.41   $ 22.41   $ 22.03                            
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value         $ 21.20 $ 23.77 $ 21.43 $ 25.42                              
Weighted-average grant date fair value of vested RSUs (in dollars per share)             $ 20.30                                
Weighted-average grant date fair value of forfeited RSUs (in dollars per share)             $ 22.08                                
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Total Fair Value                                     959        
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Intrinsic Value Amount                                     867        
Stock Option Activity [Abstract]                                              
Number of options outstanding, beginning balance                         202.8                    
Number of options granted                         19.1                    
Number of options exercised                         (50.2)                    
Number of options cancelled and forfeited                         (2.4)                    
Number of options expired                         (1.6)                    
Number of options outstanding, ending balance                     167.7   167.7                    
Weighted-average exercise price of stock options (in dollars per share)                     $ 20.92   $ 20.92   $ 20.20                
Weighted-average exercise price for stock option grants during the year (in dollars per share)                         $ 22.94                    
Weighted-average exercise price for stock option exercises during the year (in dollars per share)                         $ 18.71                    
Weighted-average exercise price for stock option cancellations and forfeitures during the year (in dollars per share)                         $ 22.21                    
Weighted-average exercise price for stock option expirations during the year (in dollars per share)                         $ 21.30                    
Options exercisable                     107.3   107.3   139.8                
Weighted-average exercise price for options exercisable (in dollars per share)                     $ 20.35   $ 20.35   $ 19.76                
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value     $ 184