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 3 Months Ended 3 Months Ended
Mar. 29, 2014
Restricted Stock Units (RSUs) [Member]
Dec. 28, 2013
Restricted Stock Units (RSUs) [Member]
Mar. 29, 2014
Market Based Restricted Stock Units [Member]
Mar. 29, 2014
Stock Option Awards [Member]
Dec. 28, 2013
Stock Option Awards [Member]
Mar. 29, 2014
2006 Equity Incentive Plan [Member]
Mar. 29, 2014
Restricted Stock or Stock Units, 2006 Plan [Member]
Mar. 29, 2014
Stock Purchase Plan [Member]
Mar. 30, 2013
Stock Purchase Plan [Member]
Employee Equity Incentive Plans, (Textual) (Details) [Abstract]                  
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized           719 517 373  
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant           305   206  
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               10.7 11.1
Share-based Compensation Arrangement by Share-based Payment Award, Employee Purchases, Amount               $ 212 $ 200
Share-based Compensation Arrangements By Share-based Payment Award, Restricted Stock Units, Outstanding [Roll Forward]                  
Number of RSUs outstanding, beginning balance 113.3   3.2            
Number of RSUs granted 3.6                
Number of RSUs vested (3.1)                
Number of RSUs forfeited (2.7)                
Number of RSUs outstanding, ending balance 111.1   3.2            
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) $ 22.58 $ 22.47              
Weighted-average grant date fair value of granted RSUs (in dollars per share) $ 26.28                
Weighted-average grant date fair value of vested RSUs (in dollars per share) $ 23.06                
Weighted-average grant date fair value of forfeited RSUs (in dollars per share) $ 22.44                
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       0.5          
Number of options exercised       (13.9)          
Number of options cancelled and forfeited       (1.3)          
Number of options expired       (0.3)          
Number of options outstanding, ending balance       138.0          
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)       $ 21.26 $ 21.10        
Weighted-average exercise price for stock option grants during the year (in dollars per share)       $ 25.08          
Weighted-average exercise price for stock option exercises during the year (in dollars per share)       $ 19.26          
Weighted-average exercise price for stock option cancellations and forfeitures during the year (in dollars per share)       $ 23.48          
Weighted-average exercise price for stock option expirations during the year (in dollars per share)       $ 31.34          
Number of options exercisable       102.3 111.5        
Weighted-average exercise price for options exercisable (in dollars per share)       $ 20.37 $ 20.25