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Acquisitions and Dispositions Schedule of Intangible Assets Acquired as Part of Business Combination (Details) (Hillshire Brands Company [Member], USD $) In Millions, unless otherwise specified	0 Months Ended
	Aug. 28, 2014
Schedule of Intangible Assets Acquired as Part of Business Combination [Line Items]
Total identifiable intangible assets	$ 5,141us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
Trademarks [Member]
Schedule of Intangible Assets Acquired as Part of Business Combination [Line Items]
Fair Value, Finite-lived Intangible Assets	532us-gaap_FinitelivedIntangibleAssetsAcquired1 / us-gaap_BusinessAcquisitionAxis = tsn_HillshireBrandsCompanyMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TrademarksMember
Life in Years	20 years
Customer Relationships [Member]
Schedule of Intangible Assets Acquired as Part of Business Combination [Line Items]
Fair Value, Finite-lived Intangible Assets	541us-gaap_FinitelivedIntangibleAssetsAcquired1 / us-gaap_BusinessAcquisitionAxis = tsn_HillshireBrandsCompanyMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember
Life in Years	16 years
Noncompete Agreements [Member]
Schedule of Intangible Assets Acquired as Part of Business Combination [Line Items]
Fair Value, Finite-lived Intangible Assets	6us-gaap_FinitelivedIntangibleAssetsAcquired1 / us-gaap_BusinessAcquisitionAxis = tsn_HillshireBrandsCompanyMember / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember
Life in Years	1 year
Trademarks [Member]
Schedule of Intangible Assets Acquired as Part of Business Combination [Line Items]
Fair Value, Indefinite-lived Intangible Assets	$ 4,062us-gaap_IndefinitelivedIntangibleAssetsAcquired / us-gaap_BusinessAcquisitionAxis = tsn_HillshireBrandsCompanyMember / us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_TrademarksMember

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (a)(3)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, resulting from a business combination.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of increase in assets, excluding financial assets and goodwill, lacking physical substance with an indefinite life, resulting from a business combination.

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