Financial Information by Operating Segments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				6 Months Ended
	Mar. 28, 2015		Mar. 29, 2014		Mar. 28, 2015		Mar. 29, 2014
Segment Reporting Information
Revenues:	$ 12,461		$ 11,649		$ 25,852		$ 23,958
Segment operating income	3,482		3,353		7,027		6,373
Media Networks
Segment Reporting Information
Revenues:	5,810		5,134		11,670		10,424
Segment operating income	2,101		2,133		3,596		3,588
Parks and Resorts
Segment Reporting Information
Revenues:	3,760		3,562		7,670		7,159
Segment operating income	566		457		1,371		1,128
Studio Entertainment
Segment Reporting Information
Revenues:	1,685	[1]	1,800	[1]	3,543	[1]	3,693	[1]
Segment operating income	427	[1]	475	[1]	971	[1]	884	[1]
Consumer Products
Segment Reporting Information
Revenues:	971	[1]	885	[1]	2,350	[1]	2,011	[1]
Segment operating income	362	[1]	274	[1]	988	[1]	704	[1]
Interactive
Segment Reporting Information
Revenues:	235		268		619		671
Segment operating income	$ 26		$ 14		$ 101		$ 69

[1] Studio Entertainment segment revenues and operating income include an allocation of Consumer Products 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 revenues and operating income totaled $133 million and $58 million for the quarters ended March 28, 2015 and March 29, 2014, respectively, and $278 million and $121 million for the six months ended March 28, 2015 and March 29, 2014, respectively.