Compensation Expense Related to Stock Options, Stock Appreciation Rights and Restricted Stock Units (Details) - USD ($) $ in Millions		3 Months Ended
		Dec. 31, 2016	Jan. 02, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options/rights	[1]	$ 20	$ 23
RSUs		77	83
Total equity-based compensation expense	[2]	97	106
Equity-based compensation expense capitalized during the period		$ 21	$ 15

[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.