Fair Value Measurement - Additional Information (Detail) (USD $)	12 Months Ended
Oct. 01, 2011	Oct. 02, 2010	Oct. 03, 2009
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment charges	$ 16,000,000	$ 132,000,000	$ 279,000,000
Borrowings, fair values	14,200,000,000	13,700,000,000
Percentage of cash and cash equivalent balances with financial institutions that exceeded 10% of cash and cash equivalents with individual financial institutions	41.00%	30.00%
Sale of mortgage receivables			17,000,000
Gains from mortgage receivables sold			4,000,000
Outstanding principal amount for sold mortgage receivables	236,000,000
Level 3 \| Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Carrying value of residual interest	40,000,000	54,000,000
Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Carrying value of residual interest	40,000,000	54,000,000
Level 3 \| Film Production
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment charges	46,000,000	249,000,000
Carrying value of film productions prior to impairment	$ 132,000,000	$ 591,000,000
Maximum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Credit support for outstanding balance of sold mortgage receivables	70.00%

Credit support for mortgage receivables.

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- Definition

Carrying value of the asset prior to impairment.

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- Definition

Percentage of Cash and Cash Equivalent Balances With Financial Institutions

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- Definition

The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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- Definition

Cash Flows between a transferor and a transferee attributable to newly transferred assets related to either a securitization, asset-backed financing arrangement, or similar transfer in which the transferor has continuing involvement with the transferred financial assets underlying the transaction (including, but not limited to, servicing, recourse, and restrictions on transferor's interests in the transferred financial assets).

+ References

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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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- Definition

This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

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-Publisher FASB

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

The gains (losses) included in earnings that represent the difference between the sale price and the carrying value of loans made to finance real estate acquisitions. This element refers to the gain (loss) and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

+ References

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-Publisher FASB

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-Number 95

-Paragraph 28

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-Publisher FASB

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- Definition

The total principal outstanding of financial assets transferred in a securitization, asset-backed financing arrangement, or similar transfer that has been accounted for as sales and in which the transferor continues to have involvement, including both the derecognized and recognized portion of such transferred assets.

+ References

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