Details about AOCI Components Reclassified to Net Income (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 03, 2021	Mar. 28, 2020	Apr. 03, 2021	Mar. 28, 2020
Details about AOCI Components Reclassified to Net Income
Revenues	$ 15,613	$ 18,025	$ 31,862	$ 38,902
Interest expense, net	320	300	644	583
Income taxes	(108)	(523)	(124)	(981)
Net income attributable to The Walt Disney Company (Disney)	901	460	918	2,567
Reclassification out of Accumulated Other Comprehensive Income
Details about AOCI Components Reclassified to Net Income
Net income attributable to The Walt Disney Company (Disney)	(152)	(74)	(267)	(135)
Gain/(loss) in net income from Cash flow hedges | Reclassification out of Accumulated Other Comprehensive Income
Details about AOCI Components Reclassified to Net Income
Revenues	(5)	42	38	102
Income taxes	2	(10)	(7)	(24)
Net income attributable to The Walt Disney Company (Disney)	(3)	32	31	78
Gain/(loss) in net income from Pension and postretirement medical expense | Reclassification out of Accumulated Other Comprehensive Income
Details about AOCI Components Reclassified to Net Income
Interest expense, net	(194)	(138)	(388)	(277)
Income taxes	45	32	90	64
Net income attributable to The Walt Disney Company (Disney)	$ (149)	$ (106)	$ (298)	$ (213)