Balances of Produced and Licensed Content Costs (Details) - USD ($) $ in Millions	Mar. 28, 2020	Sep. 28, 2019
Produced Content [Abstract]
Released, less amortization	$ 5,992
Completed, not released	511
In-process	3,462
In development or pre-production	400
Theatrical Film Costs	10,365
Television Costs [Abstract]
Released, less amortization	9,297
Completed, not released	920
In-process	1,944
In development or pre-production	48
Direct-to-television Film Costs	12,209
Licensed television programming rights and advances	6,052
Produced and Licensed Content, Total	28,626
Current portion	1,869	$ 4,597
Non-current portion	26,757	$ 22,810
Monetized individually
Produced Content [Abstract]
Released, less amortization	3,515
Completed, not released	452
In-process	3,194
In development or pre-production	399
Theatrical Film Costs	7,560
Television Costs [Abstract]
Released, less amortization	2,920
Completed, not released	387
In-process	155
In development or pre-production	0
Direct-to-television Film Costs	3,462
Monetized as a group
Produced Content [Abstract]
Released, less amortization	2,477
Completed, not released	59
In-process	268
In development or pre-production	1
Theatrical Film Costs	2,805
Television Costs [Abstract]
Released, less amortization	6,377
Completed, not released	533
In-process	1,789
In development or pre-production	48
Direct-to-television Film Costs	$ 8,747