Disaggregation of Revenue by Major Source (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 28, 2024	Dec. 30, 2023
Disaggregation of Revenue [Line Items]
Revenues	$ 24,690	$ 23,549
Subscription fees
Disaggregation of Revenue [Line Items]
Revenues	5,492	4,922
Affiliate fees
Disaggregation of Revenue [Line Items]
Revenues	3,964	4,142
Advertising
Disaggregation of Revenue [Line Items]
Revenues	3,240	3,348
Theme park admissions
Disaggregation of Revenue [Line Items]
Revenues	3,087	2,982
Resorts and vacations
Disaggregation of Revenue [Line Items]
Revenues	2,221	2,118
Retail and wholesale sales of merchandise, food and beverage
Disaggregation of Revenue [Line Items]
Revenues	2,572	2,477
Merchandise licensing
Disaggregation of Revenue [Line Items]
Revenues	1,092	1,159
TV/VOD and home entertainment distribution
Disaggregation of Revenue [Line Items]
Revenues	1,021	802
Theatrical distribution licensing
Disaggregation of Revenue [Line Items]
Revenues	642	251
Other
Disaggregation of Revenue [Line Items]
Revenues	1,359	1,348
Entertainment Segment
Disaggregation of Revenue [Line Items]
Revenues	10,872	9,981
Entertainment Segment | Subscription fees
Disaggregation of Revenue [Line Items]
Revenues	5,065	4,507
Entertainment Segment | Affiliate fees
Disaggregation of Revenue [Line Items]
Revenues	1,655	1,766
Entertainment Segment | Advertising
Disaggregation of Revenue [Line Items]
Revenues	1,898	1,997
Entertainment Segment | Merchandise licensing
Disaggregation of Revenue [Line Items]
Revenues	165	192
Entertainment Segment | TV/VOD and home entertainment distribution
Disaggregation of Revenue [Line Items]
Revenues	943	745
Entertainment Segment | Theatrical distribution licensing
Disaggregation of Revenue [Line Items]
Revenues	642	251
Entertainment Segment | Other
Disaggregation of Revenue [Line Items]
Revenues	504	523
Sports Segment
Disaggregation of Revenue [Line Items]
Revenues	4,850	4,835
Sports Segment | Subscription fees
Disaggregation of Revenue [Line Items]
Revenues	427	415
Sports Segment | Affiliate fees
Disaggregation of Revenue [Line Items]
Revenues	2,630	2,669
Sports Segment | Advertising
Disaggregation of Revenue [Line Items]
Revenues	1,342	1,351
Sports Segment | TV/VOD and home entertainment distribution
Disaggregation of Revenue [Line Items]
Revenues	78	57
Sports Segment | Other
Disaggregation of Revenue [Line Items]
Revenues	373	343
Experiences Segment
Disaggregation of Revenue [Line Items]
Revenues	9,415	9,132
Experiences Segment | Theme park admissions
Disaggregation of Revenue [Line Items]
Revenues	3,087	2,982
Experiences Segment | Resorts and vacations
Disaggregation of Revenue [Line Items]
Revenues	2,221	2,118
Experiences Segment | Retail and wholesale sales of merchandise, food and beverage
Disaggregation of Revenue [Line Items]
Revenues	2,572	2,477
Experiences Segment | Merchandise licensing
Disaggregation of Revenue [Line Items]
Revenues	927	967
Experiences Segment | Other
Disaggregation of Revenue [Line Items]
Revenues	608	588
Segment Eliminations
Disaggregation of Revenue [Line Items]
Revenues	(447)	(399)
Segment Eliminations | Affiliate fees
Disaggregation of Revenue [Line Items]
Revenues	(321)	(293)
Segment Eliminations | Other
Disaggregation of Revenue [Line Items]
Revenues	$ (126)	$ (106)