Equity-Based Compensation - Additional Information (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	9 Months Ended
	Jun. 29, 2013	Jun. 30, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average grant date fair values of options issued	$ 12.38	$ 10.65
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost	$ 173
Stock compensation granted, number of shares	8.6
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost	$ 606
Stock compensation granted, number of shares	7.0
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation granted, number of shares	0.4