Acquisitions Changes in the Carrying Amount of Goodwill (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Dec. 27, 2014	Sep. 27, 2014
Goodwill [Roll Forward]
Goodwill	$ 27,849us-gaap_Goodwill	$ 27,881us-gaap_Goodwill
Goodwill, Acquired During Period	0us-gaap_GoodwillAcquiredDuringPeriod
Goodwill, Written off Related to Sale of Business Unit	(1)
Goodwill, Other Changes	(31)us-gaap_GoodwillOtherChanges
Media Networks
Goodwill [Roll Forward]
Goodwill	16,364	16,378
Goodwill, Acquired During Period	0
Goodwill, Written off Related to Sale of Business Unit	0
Goodwill, Other Changes	(14)
Parks and Resorts
Goodwill [Roll Forward]
Goodwill	291	291
Goodwill, Acquired During Period	0
Goodwill, Written off Related to Sale of Business Unit	0
Goodwill, Other Changes	0
Studio Entertainment
Goodwill [Roll Forward]
Goodwill	6,844	6,856
Goodwill, Acquired During Period	0
Goodwill, Written off Related to Sale of Business Unit	0
Goodwill, Other Changes	(12)
Consumer Products
Goodwill [Roll Forward]
Goodwill	2,966	2,967
Goodwill, Acquired During Period	0
Goodwill, Written off Related to Sale of Business Unit	(1)
Goodwill, Other Changes	0
Interactive
Goodwill [Roll Forward]
Goodwill	1,384	1,389
Goodwill, Acquired During Period	0
Goodwill, Written off Related to Sale of Business Unit	0
Goodwill, Other Changes	$ (5)

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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Amount of other (increase) decrease of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

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- Definition

Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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