Details about AOCI Components Reclassified to Net Income (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 28, 2019	Dec. 29, 2018
Details about AOCI Components Reclassified to Net Income
Revenues	$ 20,858	$ 15,303
Interest expense, net	283	63
Income taxes	(459)	(645)
Net income attributable to The Walt Disney Company (Disney)	2,107	2,788
Reclassification out of Accumulated Other Comprehensive Income
Details about AOCI Components Reclassified to Net Income
Net income attributable to The Walt Disney Company (Disney)	(61)	(23)
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	60	39
Income taxes	(14)	(9)
Net income attributable to The Walt Disney Company (Disney)	46	30
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	(139)	(69)
Income taxes	32	16
Net income attributable to The Walt Disney Company (Disney)	$ (107)	$ (53)