Compensation Expense Related to Stock Options, Stock Appreciation Rights and Restricted Stock Units (Details) - USD ($) $ in Millions		3 Months Ended
		Dec. 28, 2019	Dec. 29, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options		$ 21	$ 19
RSUs	[1]	94	73
Total equity-based compensation expense	[2]	115	92
Equity-based compensation expense capitalized during the period		$ 24	$ 16

[1] Includes TFCF Performance RSUs converted to Company RSUs in connection with the TFCF acquisition. For the quarter ended December 28, 2019 the Company recognized $20 million of equity based compensation in connection with the TFCF acquisition.

[2] Equity-based compensation expense is net of capitalized equity-based compensation and estimated forfeitures and excludes amortization of previously capitalized equity-based compensation costs.