Financial Information by Operating Segments- Intersegment Eliminations (Details) - USD ($) $ in Millions		3 Months Ended
		Dec. 31, 2016	Jan. 02, 2016
Segment Reporting Information
Revenues:		$ 14,784	$ 15,244
Studio Entertainment
Segment Reporting Information
Revenues:	[1]	2,520	2,721
Consumer Products and Interactive
Segment Reporting Information
Revenues:	[1]	1,476	1,910
Intersegment Eliminations | Studio Entertainment
Segment Reporting Information
Revenues:		181	262
Intersegment Eliminations | Consumer Products and Interactive
Segment Reporting Information
Revenues:		$ (181)	$ (262)

[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.