Equity-Based Compensation Compensation Expense Related to Restricted Stock Units of 21CF (Details) - USD ($) $ in Millions		3 Months Ended
		Dec. 28, 2019	Dec. 29, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock or Unit Expense	[1]	$ 94	$ 73
TFCF
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted Stock or Unit Expense		$ 20

[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.