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Contingencies (Narrative) (Details)								1 Months Ended	12 Months Ended
	Sep. 29, 2025 USD ($)	Sep. 25, 2025 USD ($)	Apr. 11, 2025 USD ($)	Dec. 22, 2023 USD ($)	Jan. 19, 2021 USD ($)	Dec. 21, 2016 USD ($) plaintiff	Nov. 29, 2016 USD ($) plaintiff	May 31, 2024 USD ($)	Sep. 27, 2025 USD ($)	Sep. 28, 2024 USD ($)	Sep. 30, 2023 USD ($)	Oct. 02, 2021 USD ($)	Dec. 31, 2004 USD ($)
Loss Contingencies [Line Items]
Loss Contingency Accrual									$ 712,000,000	$ 349,000,000
Loss Contingency, Loss in Period									40,000,000	129,000,000
Chicken [Member] | Sales
Loss Contingencies [Line Items]
Loss Contingency, Loss in Period											$ 156,000,000
Pork [Member] | Sales
Loss Contingencies [Line Items]
Loss Contingency, Loss in Period									380,000,000	45,000,000
Beef [Member] | Sales
Loss Contingencies [Line Items]
Loss Contingency, Loss in Period									318,000,000
Republic of the Philippines, Department of Labor and Employment and the National Labor Relations Commission [Member]
Loss Contingencies [Line Items]
Loss Contingency, Number of Plaintiffs, Award Increase | plaintiff							4,922
Estimated Percentage of Settling Complainants						18.00%
Loss Contingency, Number of Plaintiffs | plaintiff						5,984	5,984
Loss Contingency, Estimate of Possible Loss Per Complainant						$ 1,200
Broiler Antitrust Civil Litigation [Member]
Loss Contingencies [Line Items]
Litigation Settlement, Amount Awarded to Other Party					$ 221,500,000
Republic of the Philippines, Department of Labor and Employment
Loss Contingencies [Line Items]
Loss Contingency, Damages Awarded, Value							$ 255,000,000						$ 59,000,000
Broiler Antitrust Civil Litigation [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual									64,000,000	86,000,000
Payments for Legal Settlements									22,000,000	98,000,000	94,000,000
Broiler Antitrust Civil Litigation [Member] | Chicken [Member]
Loss Contingencies [Line Items]
Loss Contingency, Loss in Period												$ 545,000,000
Broiler Antitrust Civil Litigation [Member] | Chicken [Member] | Sales
Loss Contingencies [Line Items]
Loss Contingency, Loss in Period											$ 156,000,000
Wage Rate Litigation
Loss Contingencies [Line Items]
Litigation Settlement, Amount Awarded to Other Party				$ 72,500,000				$ 115,500,000
Loss Contingency Accrual									0	72,500,000
Payments for Legal Settlements									72,500,000
Wage Rate Litigation | Sales
Loss Contingencies [Line Items]
Loss Contingency, Loss in Period										72,500,000
Pork Antitrust Civil Litigation
Loss Contingencies [Line Items]
Litigation Settlement, Amount Awarded to Other Party		$ 85,000,000	$ 50,000,000
Loss Contingency Accrual									268,000,000	45,000,000
Pork Antitrust Civil Litigation | Pork [Member] | Sales
Loss Contingencies [Line Items]
Payments for Legal Settlements									50,000,000
Loss Contingency, Loss in Period									380,000,000	$ 45,000,000
Beef Antitrust Civil Litigation
Loss Contingencies [Line Items]
Loss Contingency Accrual									318,000,000
Beef Antitrust Civil Litigation | Subsequent Event [Member]
Loss Contingencies [Line Items]
Litigation Settlement, Amount Awarded to Other Party	$ 55,000,000
Beef Antitrust Civil Litigation | Beef [Member] | Sales
Loss Contingencies [Line Items]
Loss Contingency, Loss in Period									$ 318,000,000

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