Revenues Disaggregation of Revenue by Major Source (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Oct. 02, 2021
Disaggregation of Revenue [Line Items]
Revenues	$ 88,898	$ 82,722	$ 67,418
Content License Early Termination	0	(1,023)	0
Affiliate fees
Disaggregation of Revenue [Line Items]
Revenues	16,875	17,525	17,760
Subscription fees
Disaggregation of Revenue [Line Items]
Revenues	17,937	15,291	12,020
Advertising
Disaggregation of Revenue [Line Items]
Revenues	11,518	13,048	12,429
Theme park admissions
Disaggregation of Revenue [Line Items]
Revenues	10,423	8,602	3,848
Resort and vacations
Disaggregation of Revenue [Line Items]
Revenues	7,949	6,410	2,701
Retail and wholesale sales of merchandise, food and beverage
Disaggregation of Revenue [Line Items]
Revenues	8,921	7,838	4,957
Merchandise licensing
Disaggregation of Revenue [Line Items]
Revenues	3,128	3,969	3,598
TV/SVOD distribution licensing
Disaggregation of Revenue [Line Items]
Revenues	2,992	2,879	4,795
Theatrical distribution licensing
Disaggregation of Revenue [Line Items]
Revenues	3,174	1,875	920
Home entertainment
Disaggregation of Revenue [Line Items]
Revenues	931	1,083	1,297
Other
Disaggregation of Revenue [Line Items]
Revenues	5,050	4,202	3,093
Entertainment Segment
Disaggregation of Revenue [Line Items]
Revenues	40,635	39,569	36,489
Entertainment Segment | Affiliate fees
Disaggregation of Revenue [Line Items]
Revenues	7,369	7,739	8,043
Entertainment Segment | Subscription fees
Disaggregation of Revenue [Line Items]
Revenues	16,420	14,178	11,295
Entertainment Segment | Advertising
Disaggregation of Revenue [Line Items]
Revenues	7,594	8,674	8,705
Entertainment Segment | Merchandise licensing
Disaggregation of Revenue [Line Items]
Revenues	619	620	603
Entertainment Segment | TV/SVOD distribution licensing
Disaggregation of Revenue [Line Items]
Revenues	2,645	3,551	4,366
Entertainment Segment | Theatrical distribution licensing
Disaggregation of Revenue [Line Items]
Revenues	3,174	1,875	920
Entertainment Segment | Home entertainment
Disaggregation of Revenue [Line Items]
Revenues	931	1,083	1,297
Entertainment Segment | Other
Disaggregation of Revenue [Line Items]
Revenues	1,883	1,849	1,260
Sports Segment
Disaggregation of Revenue [Line Items]
Revenues	17,111	17,270	15,960
Sports Segment | Affiliate fees
Disaggregation of Revenue [Line Items]
Revenues	10,590	10,796	10,609
Sports Segment | Subscription fees
Disaggregation of Revenue [Line Items]
Revenues	1,517	1,113	725
Sports Segment | Advertising
Disaggregation of Revenue [Line Items]
Revenues	3,920	4,370	3,720
Sports Segment | TV/SVOD distribution licensing
Disaggregation of Revenue [Line Items]
Revenues	347	351	429
Sports Segment | Other
Disaggregation of Revenue [Line Items]
Revenues	737	640	477
Experiences Segment
Disaggregation of Revenue [Line Items]
Revenues	32,549	28,085	15,961
Experiences Segment | Advertising
Disaggregation of Revenue [Line Items]
Revenues	4	4	4
Experiences Segment | Theme park admissions
Disaggregation of Revenue [Line Items]
Revenues	10,423	8,602	3,848
Experiences Segment | Resort and vacations
Disaggregation of Revenue [Line Items]
Revenues	7,949	6,410	2,701
Experiences Segment | Retail and wholesale sales of merchandise, food and beverage
Disaggregation of Revenue [Line Items]
Revenues	8,921	7,838	4,957
Experiences Segment | Merchandise licensing
Disaggregation of Revenue [Line Items]
Revenues	2,509	3,349	2,995
Experiences Segment | Other
Disaggregation of Revenue [Line Items]
Revenues	2,743	1,882	1,456
Eliminations and Other
Disaggregation of Revenue [Line Items]
Revenues	(1,397)	(2,202)	(992)
Eliminations and Other | Affiliate fees
Disaggregation of Revenue [Line Items]
Revenues	(1,084)	(1,010)	(892)
Eliminations and Other | TV/SVOD distribution licensing
Disaggregation of Revenue [Line Items]
Content License Early Termination		(1,023)
Eliminations and Other | Other
Disaggregation of Revenue [Line Items]
Revenues	$ (313)	$ (169)	$ (100)