Accounting Policies (Details) (Variable Interest Entity, Primary Beneficiary [Member], USD $) In Millions, unless otherwise specified	6 Months Ended
Mar. 29, 2014	Sep. 28, 2013
Variable Interest Entity, Primary Beneficiary [Member]
Accounting Policies [Line Items]
Ownership interest percentage, investment in Dynamic Fuels, LLC joint venture	50.00%
Variable interest entity total assets	$ 154	$ 166
Variable interest entity net property, plant and equipment	137	142
Variable interest entity total liabilities	114	113
Variable interest entity long-term debt	$ 100	$ 100

Name:	tsn_AccountingPoliciesLineItems
Namespace Prefix:	tsn_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Variable Interest Entity, Consolidated, Carrying Amount, Long-term Debt

+ References

No definition available.

+ Details

Name:	tsn_VariableInterestEntityConsolidatedCarryingAmountLongTermDebt
Namespace Prefix:	tsn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Variable Interest Entity, Consolidated, Carrying Amount, Property, Plant and Equipment

+ References

No definition available.

+ Details

Name:	tsn_VariableInterestEntityConsolidatedCarryingAmountPropertyPlantAndEquipment
Namespace Prefix:	tsn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The carrying amount of the consolidated Variable Interest Entity's assets included in the reporting entity's statement of financial position.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (bb)

-URI http://asc.fasb.org/extlink&oid=28200181&loc=d3e5710-111685

+ Details

Name:	us-gaap_VariableInterestEntityConsolidatedCarryingAmountAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The carrying amount of the consolidated Variable Interest Entity's liabilities included in the reporting entity's statement of financial position.

+ References

+ Details

Name:	us-gaap_VariableInterestEntityConsolidatedCarryingAmountLiabilities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 50

-Paragraph 5A

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=28200181&loc=SL6759159-111685

+ Details

Name:	us-gaap_VariableInterestEntityOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration