Impact of Consolidating Income Statements of International Theme Parks (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Jun. 27, 2020	Jun. 29, 2019	Jun. 27, 2020	Jun. 29, 2019
Schedule of Condensed Consolidating Statement of Operations [Line Items]
Revenues	$ 11,779	$ 20,262	$ 50,681	$ 50,489
Cost and expenses	(11,728)	(17,511)	(46,434)	(40,933)
Equity in the loss of investees	$ 186	$ (1)	545	$ (234)
International Theme Parks
Schedule of Condensed Consolidating Statement of Operations [Line Items]
Revenues			1,377
Cost and expenses			(2,220)
Equity in the loss of investees			$ (15)

Amount of income (loss) for proportionate share of equity method investee's income (loss).

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