Derivative Financial Instruments (Aggregate Outstanding Notionals Related To Fair Value Hedges) (Details) (Fair Value Hedging [Member], Commodity [Member])	Oct. 01, 2011	Oct. 02, 2010
Live Cattle, In Pounds [Member]
Derivative [Line Items]
Aggregate notional of derivative designated as hedging	318,000,000	361,000,000
Lean Hogs, In Pounds [Member]
Derivative [Line Items]
Aggregate notional of derivative designated as hedging	601,000,000	508,000,000

Aggregate notional amount of price risk derivatives designated as a fair value hedge with notional amounts expressed in nonmonetary units. For example the number of barrels specified in a fuel oil forward purchase contract.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1B

-URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5580258-113959

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Notional Amount

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

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1A

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5579245-113959

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Namespace Prefix:	us-gaap
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant