Equity in the Income of Investees included in Segment Operating Results (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 27, 2015	Jun. 28, 2014	Jun. 27, 2015	Jun. 28, 2014
Schedule of Equity Method Investments
Equity in the income of investees	$ 212	$ 222	$ 630	$ 678
Media Networks
Schedule of Equity Method Investments
Equity in the income of investees	212	222	630	678
Media Networks | Cable
Schedule of Equity Method Investments
Equity in the income of investees	220	230	685	710
Media Networks | Broadcasting
Schedule of Equity Method Investments
Equity in the income of investees	$ (8)	$ (8)	$ (55)	$ (32)