Segment Information - Schedule of Segment Information (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Segment Reporting Information [Line Items]
Revenue	$ 29,688	$ 30,513	$ 59,746	$ 60,205
Depreciation	(2,153)	(2,195)	(4,328)	(4,459)
Amortization	(1,387)	(1,343)	(2,762)	(2,856)
Investment and other income (loss), net	1,026	998	2,028	2,007
Investment and other income (loss), net	(434)	15	(137)	622
Income before income taxes	5,175	5,726	10,280	10,970
Operating Segments
Segment Reporting Information [Line Items]
Revenue	30,798	31,851	62,166	63,060
Adjusted EBITDA	10,594	10,677	20,514	20,585
Operating Segments | External Customers
Segment Reporting Information [Line Items]
Revenue	29,030	29,886	58,368	58,913
Operating Segments | Intersegment Customers
Segment Reporting Information [Line Items]
Revenue	1,768	1,965	3,798	4,147
Operating Segments | Residential Connectivity & Platforms
Segment Reporting Information [Line Items]
Revenue	17,824	18,068	35,692	35,937
Adjusted EBITDA	7,103	7,024	13,955	13,785
Operating Segments | Residential Connectivity & Platforms | External Customers
Segment Reporting Information [Line Items]
Revenue	17,794	18,025	35,624	35,842
Operating Segments | Residential Connectivity & Platforms | Intersegment Customers
Segment Reporting Information [Line Items]
Revenue	30	43	68	96
Operating Segments | Business Services Connectivity
Segment Reporting Information [Line Items]
Revenue	2,421	2,292	4,829	4,575
Adjusted EBITDA	1,380	1,322	2,746	2,654
Operating Segments | Business Services Connectivity | External Customers
Segment Reporting Information [Line Items]
Revenue	2,416	2,281	4,817	4,564
Operating Segments | Business Services Connectivity | Intersegment Customers
Segment Reporting Information [Line Items]
Revenue	6	11	12	11
Operating Segments | Media
Segment Reporting Information [Line Items]
Revenue	6,324	6,195	12,695	12,347
Adjusted EBITDA	1,356	1,244	2,182	2,124
Operating Segments | Media | External Customers
Segment Reporting Information [Line Items]
Revenue	5,190	5,030	10,412	10,015
Operating Segments | Media | Intersegment Customers
Segment Reporting Information [Line Items]
Revenue	1,134	1,164	2,283	2,332
Operating Segments | Studios
Segment Reporting Information [Line Items]
Revenue	2,253	3,087	4,996	6,043
Adjusted EBITDA	124	255	367	532
Operating Segments | Studios | External Customers
Segment Reporting Information [Line Items]
Revenue	1,657	2,341	3,561	4,334
Operating Segments | Studios | Intersegment Customers
Segment Reporting Information [Line Items]
Revenue	597	747	1,435	1,709
Operating Segments | Theme Parks
Segment Reporting Information [Line Items]
Revenue	1,975	2,209	3,954	4,158
Adjusted EBITDA	632	833	1,264	1,490
Operating Segments | Theme Parks | External Customers
Segment Reporting Information [Line Items]
Revenue	1,974	2,209	3,953	4,158
Operating Segments | Theme Parks | Intersegment Customers
Segment Reporting Information [Line Items]
Revenue	1	0	1	0
Operating Segments | Media, Studios, Theme Parks headquarters and other
Segment Reporting Information [Line Items]
Adjusted EBITDA	(198)	(200)	(442)	(432)
Corporate and Other
Segment Reporting Information [Line Items]
Revenue	715	665	1,494	1,391
Adjusted EBITDA	(257)	(300)	(580)	(581)
Eliminations
Segment Reporting Information [Line Items]
Revenue	(1,825)	(2,003)	(3,914)	(4,247)
Adjusted EBITDA	$ 36	$ 70	$ 43	$ 98