Quarterly report pursuant to Section 13 or 15(d)

Employee Equity Incentive Plans (Detail)

v2.4.0.8
Employee Equity Incentive Plans (Detail) (USD $)
Share data in Millions, except Per Share data, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 27, 2014
Sep. 28, 2013
Sep. 27, 2014
Sep. 28, 2013
Dec. 28, 2013
Employee Equity Incentive Plans, (Textual) (Details) [Abstract]          
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value     $ 541,000,000    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]          
Share-based Compensation 281,000,000 268,000,000 867,000,000 855,000,000  
Restricted Stock Units (RSUs) [Member]
         
Share-based Compensation Arrangements By Share-based Payment Award, Restricted Stock Units, Outstanding [Roll Forward]          
Number of RSUs outstanding, beginning balance     113.3    
Number of RSUs granted     54.0    
Number of RSUs vested     (40.8)    
Number of RSUs forfeited     (7.1)    
Number of RSUs outstanding, ending balance 119.4   119.4    
Share-based Compensation Arrangements By Share-based Payment Award, Restricted Stock Units, Weighted Average Exercise Price [Roll Forward]          
Weighted-average grant date fair value of RSU balance (in dollars per share) $ 23.69   $ 23.69   $ 22.47
Weighted-average grant date fair value of granted RSUs (in dollars per share) $ 32.93 $ 21.20 $ 25.12 $ 21.43  
Weighted-average grant date fair value of vested RSUs (in dollars per share)     $ 22.34    
Weighted-average grant date fair value of forfeited RSUs (in dollars per share)     $ 22.79    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]          
Risk-Free Interest Rate 0.50% 0.30% 0.50% 0.20%  
Dividend Yield 2.60% 3.90% 3.40% 3.80%  
Volatility 23.00% 24.00% 23.00% 25.00%  
Stock Option Awards [Member]
         
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]          
Weighted-average exercise price of stock options (in dollars per share) $ 21.23   $ 21.23   $ 21.10
Weighted-average exercise price for stock options granted (in dollars per share)     $ 25.34    
Weighted-average exercise price for stock options exercised (in dollars per share)     $ 19.87    
Weighted-average exercise price for stock options cancelled and forfeited (in dollars per share)     $ 23.70    
Weighted-average exercise price for stock options expired (in dollars per share)     $ 27.03    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]          
Number of options outstanding, beginning balance     153.0    
Number of options granted 0   0.6    
Number of options exercised     (59.1)    
Number of options cancelled and forfeited     (2.6)    
Number of options expired     (9.8)    
Number of options outstanding, ending balance 82.1   82.1    
Number of options exercisable 58.8   58.8   111.5
Weighted-average exercise price for options exercisable (in dollars per share) $ 20.24   $ 20.24   $ 20.25
Estimated Values (in dollars per share)   $ 3.25 $ 3.61 $ 3.11  
Volatility   24.00% 23.00% 25.00%  
Expected Life (in years)   5 years 2 months 12 days 5 years 1 month 7 days 5 years 2 months 12 days  
Risk-Free Interest Rate   1.50% 1.70% 0.80%  
Dividend Yield   3.90% 3.60% 3.90%  
Market Based Restricted Stock Units [Member]
         
Share-based Compensation Arrangements By Share-based Payment Award, Restricted Stock Units, Outstanding [Roll Forward]          
Number of RSUs outstanding, ending balance 3.8   3.8    
2006 Equity Incentive Plan [Member]
         
Employee Equity Incentive Plans, (Textual) (Details) [Abstract]          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized 719   719    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 260   260    
Restricted Stock or Stock Units, 2006 Plan [Member]
         
Employee Equity Incentive Plans, (Textual) (Details) [Abstract]          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized 517   517    
Restricted Stock or Stock Units, 2006 Plan [Member] | Restricted Stock Units (RSUs) [Member]
         
Employee Equity Incentive Plans, (Textual) (Details) [Abstract]          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value     1,100,000,000    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]          
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Intrinsic Value Amount     911,000,000    
Stock Purchase Plan [Member]
         
Employee Equity Incentive Plans, (Textual) (Details) [Abstract]          
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized 373   373    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 197   197    
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent     85.00%    
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period     19.4 20.5  
Share-based Compensation Arrangement by Share-based Payment Award, Employee Purchases, Amount     $ 393,000,000 $ 369,000,000  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]          
Estimated Values (in dollars per share) $ 6.99 $ 4.74 $ 5.87 $ 4.52  
Volatility 22.00% 22.00% 22.00% 22.00%  
Expected Life (in years) 6 months 6 months 6 months 6 months  
Risk-Free Interest Rate 0.10% 0.10% 0.10% 0.10%  
Dividend Yield 2.60% 3.90% 3.20% 4.00%