Equity in the Income of Investees included in Segment Operating Results (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 30, 2017	Dec. 31, 2016
Schedule of Equity Method Investments
Equity in the income of investees	$ 43	$ 118
Media Networks
Schedule of Equity Method Investments
Equity in the income of investees	50	119
Parks and Resorts
Schedule of Equity Method Investments
Equity in the income of investees	(7)	(2)
Consumer Products and Interactive
Schedule of Equity Method Investments
Equity in the income of investees	0	1
Total Segments
Schedule of Equity Method Investments
Equity in the income of investees	$ 43	$ 118