Financial Information by Operating Segments (Details) - USD ($) $ in Millions		3 Months Ended
		Dec. 31, 2016	Jan. 02, 2016
Segment Reporting Information
Revenues:		$ 14,784	$ 15,244
Segment operating income		3,956	4,267
Media Networks
Segment Reporting Information
Revenues:		6,233	6,332
Segment operating income		1,362	1,412
Parks and Resorts
Segment Reporting Information
Revenues:		4,555	4,281
Segment operating income		1,110	981
Studio Entertainment
Segment Reporting Information
Revenues:	[1]	2,520	2,721
Segment operating income	[1]	842	1,014
Consumer Products and Interactive
Segment Reporting Information
Revenues:	[1]	1,476	1,910
Segment operating income	[1]	$ 642	$ 860

[1] Studio Entertainment segment revenues and operating income include an allocation of Consumer Products & Interactive Media revenues, which is meant to reflect royalties on sales of merchandise based on certain film properties. The increase to Studio Entertainment revenues and operating income and corresponding decrease to Consumer Products & Interactive Media revenues and operating income totaled $181 million and $262 million for the quarters ended December 31, 2016 and January 2, 2016, respectively.