Earnings Per Share (Schedule Of Earnings Per Share, Basic And Diluted) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Jun. 27, 2015	Jun. 28, 2014	Jun. 27, 2015	Jun. 28, 2014
Earnings Per Share, Basic and Diluted [Line Items]
Net income	$ 344	$ 258	$ 965	$ 720
Less: Net income (loss) attributable to noncontrolling interest	1	(2)	3	(7)
Net income attributable to Tyson	343	260	962	727
Undistributed earnings	$ 307	$ 234	$ 843	$ 642
Stock options and restricted stock	5	6	5	5
Tangible Equity Units	4	0	4	0
Warrants	0	0	0	5
Denominator for diluted earnings per share - adjusted weighted average shares and assumed conversions	414	356	414	355
Net Income Per Share Attributable to Tyson - Diluted	$ 0.83	$ 0.73	$ 2.32	$ 2.05
Class A [Member]
Earnings Per Share, Basic and Diluted [Line Items]
Less Dividends Declared:	$ 30	$ 21	$ 99	$ 69
Undistributed earnings	$ 258	$ 190	$ 709	$ 522
Weighted average number of shares outstanding - Basic	335	280	335	275
Net Income Per Share Attributable to Tyson - Basic	$ 0.86	$ 0.75	$ 2.41	$ 2.15
Class B [Member]
Earnings Per Share, Basic and Diluted [Line Items]
Less Dividends Declared:	$ 6	$ 5	$ 20	$ 16
Undistributed earnings	$ 49	$ 44	$ 134	$ 120
Weighted average number of shares outstanding - Basic	70	70	70	70
Net Income Per Share Attributable to Tyson - Basic	$ 0.78	$ 0.68	$ 2.20	$ 1.94