Acquisitions Changes in the Carrying Amount of Goodwill (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Mar. 29, 2014		Sep. 28, 2013
Goodwill [Line Items]
Goodwill, Transfers	$ 120
Goodwill	27,350		27,324
Goodwill, Acquired During Period	0
Goodwill, Written off Related to Sale of Business Unit	0
Goodwill, Other Changes	26	[1]
Media Networks
Goodwill [Line Items]
Goodwill	16,115		16,071
Goodwill, Acquired During Period	0
Goodwill, Written off Related to Sale of Business Unit	0
Goodwill, Other Changes	44	[1]
Parks and Resorts
Goodwill [Line Items]
Goodwill	276		253
Goodwill, Acquired During Period	0
Goodwill, Written off Related to Sale of Business Unit	0
Goodwill, Other Changes	23	[1]
Studio Entertainment
Goodwill [Line Items]
Goodwill	6,644		6,591
Goodwill, Acquired During Period	0
Goodwill, Written off Related to Sale of Business Unit	0
Goodwill, Other Changes	53	[1]
Consumer Products
Goodwill [Line Items]
Goodwill	2,964		2,942
Goodwill, Acquired During Period	0
Goodwill, Written off Related to Sale of Business Unit	0
Goodwill, Other Changes	22	[1]
Interactive
Goodwill [Line Items]
Goodwill	1,351		1,467
Goodwill, Acquired During Period	0
Goodwill, Written off Related to Sale of Business Unit	0
Goodwill, Other Changes	$ (116)	[1]

[1] Includes the reallocation of $120 million of goodwill from the Interactive segment to other operating segments as a result of restructuring the Interactive segment.