Accounting Policies Changes in Accounting Principles (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Apr. 02, 2022	Apr. 03, 2021	Apr. 02, 2022	Apr. 03, 2021	Oct. 02, 2021
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Selling, General and Administrative	$ 579	$ 533	$ 1,139	$ 1,005
Operating Income (Loss)	1,156	720	2,611	1,425
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	1,087	624	2,497	1,240
Income Tax Expense	254	147	538	291
Net Income	833	477	1,959	949
Net income attributable to Tyson	$ 829	$ 476	$ 1,950	$ 943
Diluted (USD per share)	$ 2.28	$ 1.30	$ 5.35	$ 2.58
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest	$ 861	$ 429	$ 1,987	$ 978
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	857	428	1,978	972
Inventory, Net	4,990		4,990		$ 4,382
Assets, Current	8,997		8,997		9,822
Assets	35,898		35,898		36,309
Deferred Income Taxes	2,297		2,297		2,195
Retained earnings	(19,119)		(19,119)		(17,502)
Total Tyson Shareholders’ Equity	19,014		19,014		17,723
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	19,156	16,070	19,156	16,070	17,854
Liabilities and Equity	35,898		35,898		$ 36,309
Deferred income taxes			98	27
Increase (Decrease) in Operating Capital			(1,455)	(277)
Restricted Cash	$ 64	$ 95	$ 64	$ 95
Class A [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Basic (USD per share)	$ 2.34	$ 1.34	$ 5.50	$ 2.65
Class B [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Basic (USD per share)	$ 2.11	$ 1.20	$ 4.95	$ 2.38