Financial Information by Operating Segments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				6 Months Ended
	Mar. 30, 2013		Mar. 31, 2012		Mar. 30, 2013		Mar. 31, 2012
Segment Reporting Information [Line Items]
Revenues	$ 10,554		$ 9,629		$ 21,895		$ 20,408
Segment operating income (loss)	2,509		1,945		4,889		4,389
Media Networks
Segment Reporting Information [Line Items]
Revenues	4,957		4,692		10,058		9,471
Segment operating income (loss)	1,862		1,729		3,076		2,922
Parks and Resorts
Segment Reporting Information [Line Items]
Revenues	3,302		2,899		6,693		6,054
Segment operating income (loss)	383		222		960		775
Studio Entertainment
Segment Reporting Information [Line Items]
Revenues	1,338	[1]	1,180	[1]	2,883	[1]	2,798	[1]
Segment operating income (loss)	118	[1]	(84)	[1]	352	[1]	329	[1]
Consumer Products
Segment Reporting Information [Line Items]
Revenues	763	[1]	679	[1]	1,776	[1]	1,627	[1]
Segment operating income (loss)	200	[1]	148	[1]	546	[1]	461	[1]
Interactive
Segment Reporting Information [Line Items]
Revenues	194	[1]	179	[1]	485	[1]	458	[1]
Segment operating income (loss)	$ (54)	[1]	$ (70)	[1]	$ (45)	[1]	$ (98)	[1]

[1] Studio Entertainment segment revenues and operating income include an allocation of Consumer Products and Interactive revenues, which is meant to reflect royalties on sales of merchandise based on certain film properties. The increases/(decreases) related to these allocations on segment revenues and operating income as reported in the above table are as follows: Quarter Ended March 30, 2013 and March 31, 2012; Studio Entertainment $49 $54; Consumer Products ($48) ($53); Interactive ($1) ($1) and for the Six Months Ended March 30, 2013 and March 31, 2012; Studio Entertainment $104 $130; Consumer Products ($103) ($129); Interactive ($1) ($1)