Consolidated Condensed Statements of Shareholders' Equity - USD ($) shares in Millions, $ in Millions	Total	Capital in Excess of Par Value:	Retained Earnings:	Accumulated Other Comprehensive Income (Loss), Net of Tax:	Treasury Stock:	Total Shareholders’ Equity Attributable to Tyson	Equity Attributable to Noncontrolling Interests:	Class A [Member]	Class B [Member]
Balance at beginning of quarter, Common Stock Shares at Sep. 28, 2019								378.0	70.0
Balance at beginning of quarter, Shareholders' Equity Attributable to Tyson at Sep. 28, 2019		$ 4,378	$ 13,655	$ (117)	$ (4,011)			$ 38	$ 7
Balance at beginning of quarter, Treasury Stock shares at Sep. 28, 2019					82.0
Balance at beginning of quarter, Shareholders' Equity Attributable to Noncontrolling Interest at Sep. 28, 2019							$ 144
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation		(24)			$ 64
Net income attributable to Tyson	$ 505		505
Dividends			(166)					$ (137)	$ (29)
Other comprehensive income (loss)	38			38
Purchase of Class A common stock, shares					2.0			1.5
Purchase of Class A common stock					$ (132)
Stock-based compensation, shares					(1.0)
Net income attributable to noncontrolling interests	4						(4)
Other							(1)
Balance at end of quarter, Common Stock Shares at Dec. 28, 2019								378.0	70.0
Balance at end of quarter, Shareholders' Equity Attributable to Tyson at Dec. 28, 2019	14,235	4,354	13,994	(79)	$ (4,079)	$ 14,235		$ 38	$ 7
Balance at end of quarter, Treasury Stock shares at Dec. 28, 2019					83.0
Balance at end of quarter, Shareholders' Equity Attributable to Noncontrolling Interest at Dec. 28, 2019							147
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at end of quarter, Total Shareholders' Equity	14,382
Balance at end of quarter, Total Shareholders' Equity	15,386
Balance at beginning of quarter, Common Stock Shares at Oct. 03, 2020								378.0	70.0
Balance at beginning of quarter, Shareholders' Equity Attributable to Tyson at Oct. 03, 2020	$ 15,254	4,433	15,100	(179)	$ (4,145)			$ 38	$ 7
Balance at beginning of quarter, Treasury Stock shares at Oct. 03, 2020	82.0				83.0
Balance at beginning of quarter, Shareholders' Equity Attributable to Noncontrolling Interest at Oct. 03, 2020	$ 132						132
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation		(22)			$ 47
Net income attributable to Tyson	467		467
Dividends			(168)					$ (138)	$ (30)
Other comprehensive income (loss)	77			77
Purchase of Class A common stock, shares					0.0			0.3
Purchase of Class A common stock					$ (17)
Stock-based compensation, shares					0.0
Net income attributable to noncontrolling interests	5						(5)
Other							6
Balance at end of quarter, Common Stock Shares at Jan. 02, 2021								378.0	70.0
Balance at end of quarter, Shareholders' Equity Attributable to Tyson at Jan. 02, 2021	$ 15,638	$ 4,411	$ 15,399	$ (102)	$ (4,115)	$ 15,638		$ 38	$ 7
Balance at end of quarter, Treasury Stock shares at Jan. 02, 2021	83.0				83.0
Balance at end of quarter, Shareholders' Equity Attributable to Noncontrolling Interest at Jan. 02, 2021	$ 143						$ 143
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance at end of quarter, Total Shareholders' Equity	$ 15,781