Impact of Consolidating Cash Flow Statements of International Theme Parks (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010
Schedule of Condensed Consolidating Statement of Cash Flows [Line Items]
Cash provided by operations	$ 7,966	$ 6,994	$ 6,578
Investments in parks, resorts, and other property	(3,784)	(3,559)	(2,110)
Cash (used in)/provided by other investing activities	(975)
Cash used in financing activities	(2,985)	(3,233)	(2,663)
Impact of exchange rates on cash and cash equivalents	(20)	(12)	(87)
Increase in cash and cash equivalents	202	463	(695)
Cash and cash equivalents, beginning of year	3,185	2,722	3,417
Cash and cash equivalents, end of year	3,387	3,185	2,722
Before International Theme Parks Consolidation
Schedule of Condensed Consolidating Statement of Cash Flows [Line Items]
Cash provided by operations	7,725
Investments in parks, resorts, and other property	(3,143)
Cash (used in)/provided by other investing activities	(2,745)
Cash used in financing activities	(1,408)
Impact of exchange rates on cash and cash equivalents	3
Increase in cash and cash equivalents	432
Cash and cash equivalents, beginning of year	2,407
Cash and cash equivalents, end of year	2,839
International Theme Parks and Adjustments
Schedule of Condensed Consolidating Statement of Cash Flows [Line Items]
Cash provided by operations	241
Investments in parks, resorts, and other property	(641)
Cash (used in)/provided by other investing activities	1,770
Cash used in financing activities	(1,577)
Impact of exchange rates on cash and cash equivalents	(23)
Increase in cash and cash equivalents	(230)
Cash and cash equivalents, beginning of year	778
Cash and cash equivalents, end of year	$ 548

Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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-Publisher FASB

-Name Accounting Standards Codification

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

-Publisher FASB

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-Glossary Cash Equivalents

-URI http://asc.fasb.org/extlink&oid=6507016

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 8, 9

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 7, 26

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-URI http://asc.fasb.org/extlink&oid=6506951

Reference 6: http://www.xbrl.org/2003/role/presentationRef

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-Name Statement of Financial Accounting Standard (FAS)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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-Publisher FASB

-Name Accounting Standards Codification

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 1

-Article 5

+ Details

- Definition

Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

+ References+ Details

- Definition

The net cash from (used in) all of the entity's operating activities, including those of discontinued operations, of the reporting entity. Operating activities generally involve producing and delivering goods and providing services. Operating activity cash flows include transactions, adjustments, and changes in value that are not defined as investing or financing activities. While for technical reasons this element has no balance attribute, the default assumption is a debit balance consistent with its label.

+ References+ Details

- Definition

The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

+ References+ Details