Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation Share-Based Compensation Expense (Details)

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Basis of Presentation Share-Based Compensation Expense (Details) (USD $)
3 Months Ended
Dec. 29, 2013
Dec. 30, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense before income taxes $ 281,000,000 $ 282,000,000
Related income tax benefit (55,000,000) (62,000,000)
Share-based compensation expense, net of income taxes 226,000,000 220,000,000
Share-based compensation expense related to share-based awards granted during period 31,000,000 29,000,000
Net share-based awards granted during period, after forfeitures and cancelations, as a percentage of outstanding shares as of the beginning of each fiscal period 0.40% 0.40%
Total share-based awards granted during period as a percentage of outstanding shares as of the end of each fiscal period 0.50% 0.40%
Cost of equipment and services revenues [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense before income taxes 12,000,000 20,000,000
Research and development [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense before income taxes 173,000,000 157,000,000
Selling, general and administrative [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense before income taxes 96,000,000 105,000,000
Restricted Stock Units [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Unrecognized compensation expense related to nonvested restricted stock units $ 1,500,000,000  
Weighted average period over which unrecognized compensation expense related to nonvested restricted stock units is expected to be recognized 2 years