Segment Reporting Disaggregation of Revenue (By Segment and Distribution Channel) (Details) - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Apr. 02, 2022		Apr. 03, 2021		Apr. 02, 2022	Apr. 03, 2021
Disaggregation of Revenue [Line Items]
Sales	$ 13,117		$ 11,300		$ 26,050	$ 21,760
Beef [Member]
Disaggregation of Revenue [Line Items]
Sales	5,034		4,046		10,036	8,033
Pork [Member]
Disaggregation of Revenue [Line Items]
Sales	1,565		1,477		3,191	2,916
Chicken [Member]
Disaggregation of Revenue [Line Items]
Sales	4,086		3,553		7,976	6,384
Prepared Foods [Member]
Disaggregation of Revenue [Line Items]
Sales	2,393		2,164		4,726	4,277
Corporate and Other [Member]
Disaggregation of Revenue [Line Items]
Sales	565		487		1,115	956
Retail
Disaggregation of Revenue [Line Items]
Sales	5,752	[1]	5,328	[1]	11,406	10,633
Retail | Beef [Member]
Disaggregation of Revenue [Line Items]
Sales	2,213		2,036		4,431	4,170
Retail | Pork [Member]
Disaggregation of Revenue [Line Items]
Sales	430		410		908	842
Retail | Chicken [Member]
Disaggregation of Revenue [Line Items]
Sales	1,699		1,576		3,332	3,012
Retail | Prepared Foods [Member]
Disaggregation of Revenue [Line Items]
Sales	1,410		1,306		2,735	2,609
Retail | Corporate and Other [Member]
Disaggregation of Revenue [Line Items]
Sales	0		0		0	0
Foodservice
Disaggregation of Revenue [Line Items]
Sales	3,873	[2]	3,189	[2]	7,734	6,027
Foodservice | Beef [Member]
Disaggregation of Revenue [Line Items]
Sales	1,264		945		2,500	1,766
Foodservice | Pork [Member]
Disaggregation of Revenue [Line Items]
Sales	122		101		258	193
Foodservice | Chicken [Member]
Disaggregation of Revenue [Line Items]
Sales	1,590		1,356		3,150	2,541
Foodservice | Prepared Foods [Member]
Disaggregation of Revenue [Line Items]
Sales	897		787		1,826	1,527
Foodservice | Corporate and Other [Member]
Disaggregation of Revenue [Line Items]
Sales	0		0		0	0
International
Disaggregation of Revenue [Line Items]
Sales	1,961	[3]	1,572	[3]	3,938	3,135
International | Beef [Member]
Disaggregation of Revenue [Line Items]
Sales	808		593		1,664	1,211
International | Pork [Member]
Disaggregation of Revenue [Line Items]
Sales	267		296		571	589
International | Chicken [Member]
Disaggregation of Revenue [Line Items]
Sales	277		166		498	318
International | Prepared Foods [Member]
Disaggregation of Revenue [Line Items]
Sales	44		30		90	61
International | Corporate and Other [Member]
Disaggregation of Revenue [Line Items]
Sales	565		487		1,115	956
Industrial and Other
Disaggregation of Revenue [Line Items]
Sales	1,531	[4]	1,211	[4]	2,972	1,965
Industrial and Other | Beef [Member]
Disaggregation of Revenue [Line Items]
Sales	603		368		1,165	691
Industrial and Other | Pork [Member]
Disaggregation of Revenue [Line Items]
Sales	401		361		799	703
Industrial and Other | Chicken [Member]
Disaggregation of Revenue [Line Items]
Sales	485		441		933	491
Industrial and Other | Prepared Foods [Member]
Disaggregation of Revenue [Line Items]
Sales	42		41		75	80
Industrial and Other | Corporate and Other [Member]
Disaggregation of Revenue [Line Items]
Sales	0		0		0	0
Intersegment Eliminations
Disaggregation of Revenue [Line Items]
Sales	0		0		0	0
Intersegment Eliminations | Beef [Member]
Disaggregation of Revenue [Line Items]
Sales	146		104		276	195
Intersegment Eliminations | Pork [Member]
Disaggregation of Revenue [Line Items]
Sales	345		309		655	589
Intersegment Eliminations | Chicken [Member]
Disaggregation of Revenue [Line Items]
Sales	35		14		63	22
Intersegment Eliminations | Prepared Foods [Member]
Disaggregation of Revenue [Line Items]
Sales	0		0		0	0
Intersegment Eliminations | Corporate and Other [Member]
Disaggregation of Revenue [Line Items]
Sales	0		0		0	0
Intersegment Eliminations
Disaggregation of Revenue [Line Items]
Sales	$ (526)		$ (427)		$ (994)	$ (806)

[1] (a) Includes sales to consumer products and food retailers, such as grocery retailers, warehouse club stores and internet-based retailers

[2] (b) Includes sales to foodservice distributors, restaurant operators, hotel chains and noncommercial foodservice establishments such as schools, convenience stores, healthcare facilities and the military.

[3] (c) Includes sales to international markets for internationally produced products or export sales of domestically produced products.

[4] (d) Includes sales to industrial food processing companies that further process our product to sell to end consumers and any remaining sales not included in the Retail, Foodservice or International categories. For the six months ended April 3, 2021, the Chicken segment included a $320 million reduction in Other due to the recognition of a legal contingency accrual.