Derivative Financial Instruments (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Oct. 01, 2011	Oct. 02, 2010
Derivative [Line Items]
Maximum length of time hedged forecasted transactions, months	18
Notional amount of foreign currency derivatives	$ 35	$ 49
Maximum length of time hedged undesignated positions, months	18
Grain [Member]
Derivative [Line Items]
Cash flow hedge gain loss related to grain to be reclassified within twelve months	21
Foreign Currency [Member]
Derivative [Line Items]
Cash flow hedge gain loss related to foreign currency to be reclassified within twelve months	$ 9

Cash Flow Hedge Gain Loss Related To Grain To Be Reclassified Within Twelve Months

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- Definition

Maximum Length Of Time Hedged Forecasted Transactions

+ Details

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- Definition

Maximum Length Of Time Hedged Undesignated Positions.

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- Definition

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 estimated net amount of unrealized gains or losses on foreign currency cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 45

-Subparagraph b(2)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6887037&loc=d3e80748-113994

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- Definition

Aggregate notional amount of foreign currency exchange rate derivatives. Notional amount refers to the number of currency units specified in the foreign currency derivative contract.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Notional Amount

-URI http://asc.fasb.org/extlink&oid=6519104

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