Financial Information by Operating Segments (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended				9 Months Ended
	Jun. 30, 2012		Jul. 02, 2011		Jun. 30, 2012		Jul. 02, 2011
Segment Reporting Information [Line Items]
Revenues	$ 11,088	[1]	$ 10,675	[1]	$ 31,496	[1]	$ 30,468	[1]
Segment operating income (loss)	3,236	[1]	2,731	[1]	7,625	[1]	6,712	[1]
Media Networks
Segment Reporting Information [Line Items]
Revenues	5,084		4,949		14,555		13,916
Segment operating income (loss)	2,126		2,094		5,048		4,684
Parks and Resorts
Segment Reporting Information [Line Items]
Revenues	3,441		3,170		9,495		8,668
Segment operating income (loss)	630		519		1,405		1,132
Studio Entertainment
Segment Reporting Information [Line Items]
Revenues	1,625		1,620		4,423		4,892
Segment operating income (loss)	313		49		642		501
Consumer Products
Segment Reporting Information [Line Items]
Revenues	742		685		2,369		2,233
Segment operating income (loss)	209		155		670		609
Interactive
Segment Reporting Information [Line Items]
Revenues	196		251		654		759
Segment operating income (loss)	$ (42)		$ (86)		$ (140)		$ (214)

[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 Studio 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 Nine Months Ended June 30, 2012 July 2, 2011 June 30, 2012 July 2, 2011 Studio Entertainment $ 64 $ 77 $ 194 $ 195 Consumer Products (53 ) (76 ) (182 ) (192 ) Interactive (11 ) (1 ) (12 ) (3 ) $ - $ - $ - $ -