Segment Reporting (Segment Reporting Information, By Segment) (Details) - USD ($) $ in Millions		3 Months Ended			9 Months Ended
		Jul. 01, 2017		Jul. 02, 2016	Jul. 01, 2017		Jul. 02, 2016
Segment Reporting Information [Line Items]
Sales		$ 9,850		$ 9,403	$ 28,115		$ 27,725
Operating Income (Loss)		697		767	2,250		2,247
Total Other (Income) Expense		80	[1]	56	202	[1]	180
Income before Income Taxes		617		711	2,048		2,067
San Diego Prepared Foods operation [Member] | Prepared Foods [Member]
Segment Reporting Information [Line Items]
Asset Impairment Charges					52
AdvancePierre [Member] | Other Nonoperating Income (Expense) [Member] | Bridge Loan [Member]
Segment Reporting Information [Line Items]
Business Combination, Acquisition Related Costs		18			18
Operating Segments [Member] | Beef [Member]
Segment Reporting Information [Line Items]
Sales		4,000		3,783	11,015		11,036
Operating Income (Loss)		147		91	572		208
Operating Segments [Member] | Pork [Member]
Segment Reporting Information [Line Items]
Sales		1,322		1,271	3,876		3,674
Operating Income (Loss)		136		122	524		420
Operating Segments [Member] | Chicken [Member]
Segment Reporting Information [Line Items]
Sales		2,870		2,743	8,374		8,116
Operating Income (Loss)		294	[2]	380	790	[2]	1,085
Operating Segments [Member] | Prepared Foods [Member]
Segment Reporting Information [Line Items]
Sales		1,944		1,809	5,590		5,509
Operating Income (Loss)		174	[3]	197	451	[3]	601
Operating Segments [Member] | AdvancePierre [Member] | Chicken [Member]
Segment Reporting Information [Line Items]
Business Combination, Fair Inventory Inventory Adjustment		4			4
Operating Segments [Member] | AdvancePierre [Member] | Prepared Foods [Member]
Segment Reporting Information [Line Items]
Business Combination, Fair Inventory Inventory Adjustment		21			21
Segment Reconciling Items [Member] | Other [Member]
Segment Reporting Information [Line Items]
Sales		85		99	257		284
Operating Income (Loss)	[4]	(54)		(23)	(87)		(67)
Business Combination, Acquisition Related Costs		45		11	58		29
Segment Reconciling Items [Member] | AdvancePierre [Member]
Segment Reporting Information [Line Items]
Business Combination, Acquisition Related Costs		34			34
Intersegment Elimination [Member]
Segment Reporting Information [Line Items]
Sales		(371)		(302)	(997)		(894)
Intersegment Elimination [Member] | Beef [Member]
Segment Reporting Information [Line Items]
Sales		(116)		(90)	(276)		(240)
Intersegment Elimination [Member] | Pork [Member]
Segment Reporting Information [Line Items]
Sales		(235)		(204)	(685)		(639)
Intersegment Elimination [Member] | Chicken [Member]
Segment Reporting Information [Line Items]
Sales		$ (20)		$ (8)	$ (36)		$ (15)

[1] Total other (income) expense includes $18 million of acquisition bridge financing fees for the three and nine months ended July 1, 2017.

[2] Chicken operating income includes $4 million AdvancePierre purchase accounting for the three and nine months ended July 1, 2017.

[3] Prepared Foods operating income includes $21 million AdvancePierre purchase accounting and acquisition related costsfor the three and nine months ended July 1, 2017 and a $52 million impairment charge related to our San Diego Prepared Foods operation (see Note 9: Other Income and Charges) for the nine months ended July 1, 2017.

[4] Other operating loss includes third-party merger and integration costs and corporate overhead of Tyson New Ventures, LLC of $45 million and $11 million for the three months ended July 1, 2017, and July 2, 2016, respectively, and $58 million and $29 million for the nine months ended July 1, 2017, and July 2, 2016, respectively. Third-party merger and integration costs includes $34 million of AdvancePierre acquisition related costs for the three and nine months ended July 1, 2017.