Compensation Expense Related to Stock Options, Stock Appreciation Rights and Restricted Stock Units (RSUs) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Dec. 29, 2012		Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options/rights	$ 25	[1]	$ 31	[1]
RSUs	76		73
Equity Based Compensation	101	[2]	104	[2]
Equity-based compensation expense capitalized during the period	$ 14		$ 13

[1] Includes stock appreciation rights.

[2] Equity-based compensation expense is net of capitalized equity-based compensation and excludes amortization of previously capitalized equity-based compensation costs. Amortization of previously capitalized equity-based compensation was $24 million and $9 million for the quarters ended December 29, 2012 and December 31, 2011, respectively.