Equity-Based Compensation - Additional Information (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	9 Months Ended
	Jun. 28, 2014	Jun. 29, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average grant date fair values of options issued	$ 19.21	$ 12.38
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost	$ 184
Stock compensation granted, number of shares	5.7
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost	$ 569
Stock compensation granted, number of shares	5.1
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation granted, number of shares	0.3