Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Significant Accounting Policies Update Share-Based Compensation (Details)

v3.19.1
Basis of Presentation and Significant Accounting Policies Update Share-Based Compensation (Details) - USD ($)
shares in Millions, $ in Millions
3 Months Ended 6 Months Ended
Mar. 31, 2019
Mar. 25, 2018
Mar. 31, 2019
Mar. 25, 2018
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share-based compensation expense before income taxes $ 221 $ 222 $ 452 $ 470
Related income tax benefit (30) (29) (79) (77)
Share-based compensation expense, net of income taxes 191 193 373 393
Restricted Stock [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Unrecognized compensation costs related to non-vested restricted stock units $ 1,400   $ 1,400  
Weighted-average period over which unrecognized compensation expense related to nonvested restricted stock units is expected to be recognized     2 years 2 months  
RSUs outstanding 30.4   30.4  
Employee Stock Option [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Stock options outstanding 3.1   3.1  
Cost of revenues [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share-based compensation expense before income taxes $ 7 10 $ 16 21
Research and development [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share-based compensation expense before income taxes 157 151 315 307
Selling, general and administrative [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Share-based compensation expense before income taxes $ 57 $ 61 $ 121 $ 142