Quarterly report pursuant to Section 13 or 15(d)

Employee Equity Incentive Plans (Detail)

v3.8.0.1
Employee Equity Incentive Plans (Detail) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended
Mar. 31, 2018
Apr. 01, 2017
Dec. 30, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Expense $ 433 $ 397  
Restricted Stock Units (RSUs) [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement, Fair Value of RSUs Vested in Period 204    
Share-based Compensation Arrangement, Grant-date Fair Value of RSUs Vested in Period $ 157    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]      
Number of RSUs outstanding, beginning balance 100.4    
Number of RSUs granted 8.1    
Number of RSUs vested (4.0)    
Number of RSUs forfeited (1.8)    
Number of RSUs outstanding, ending balance 102.7    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]      
Weighted-average grant date fair value of RSU balance (in dollars per share) $ 33.41   $ 32.36
Weighted-average grant date fair value of granted RSUs (in dollars per share) 49.03    
Weighted-average grant date fair value of vested RSUs (in dollars per share) 39.18    
Weighted-average grant date fair value of forfeited RSUs (in dollars per share) $ 32.09    
Stock Purchase Plan Rights [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement, Shares Issued 8.2 8.0  
Employee Purchases, Amount $ 249 $ 235  
2006 Equity Incentive Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement, Number of Shares Available for Grant 208.0    
2006 Stock Purchase Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement, Number of Shares Available for Grant 142.0    
Share-based Compensation Arrangement, Percent of Purchase Price 85.00%