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Segment Information - Intersegment Revenue (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Segment Reporting Information [Line Items]
Revenue	$ 30,058	$ 29,691
Eliminations
Segment Reporting Information [Line Items]
Revenue	2,089	2,244
Headquarters/Corporate and Other
Segment Reporting Information [Line Items]
Revenue	51	54
Operating Segments | Residential Connectivity & Platforms
Segment Reporting Information [Line Items]
Revenue	17,868	17,869
Operating Segments | Residential Connectivity & Platforms | Intersegment Customers
Segment Reporting Information [Line Items]
Revenue	38	53
Operating Segments | Business Services Connectivity
Segment Reporting Information [Line Items]
Revenue	2,407	2,283
Operating Segments | Business Services Connectivity | Intersegment Customers
Segment Reporting Information [Line Items]
Revenue	6	0
Operating Segments | Media
Segment Reporting Information [Line Items]
Revenue	6,371	6,152
Operating Segments | Media | Intersegment Customers
Segment Reporting Information [Line Items]
Revenue	1,149	1,167
Operating Segments | Studios
Segment Reporting Information [Line Items]
Revenue	2,743	2,956
Operating Segments | Studios | Intersegment Customers
Segment Reporting Information [Line Items]
Revenue	838	962
Operating Segments | Theme Parks
Segment Reporting Information [Line Items]
Revenue	1,979	1,949
Operating Segments | Theme Parks | Intersegment Customers
Segment Reporting Information [Line Items]
Revenue	0	0
Connectivity & Platforms | Operating Segments
Segment Reporting Information [Line Items]
Revenue	20,275	20,153
Connectivity & Platforms | Operating Segments | Residential Connectivity & Platforms
Segment Reporting Information [Line Items]
Revenue	17,868	17,869
Connectivity & Platforms | Operating Segments | Business Services Connectivity
Segment Reporting Information [Line Items]
Revenue	2,407	2,283
Content & Experiences | Eliminations
Segment Reporting Information [Line Items]
Revenue	(731)	(817)
Content & Experiences | Headquarters/Corporate and Other
Segment Reporting Information [Line Items]
Revenue	8	8
Content & Experiences | Operating Segments
Segment Reporting Information [Line Items]
Revenue	10,374	10,259
Content & Experiences | Operating Segments | Media
Segment Reporting Information [Line Items]
Revenue	6,371	6,152
Content & Experiences | Operating Segments | Studios
Segment Reporting Information [Line Items]
Revenue	2,743	2,956
Content & Experiences | Operating Segments | Theme Parks
Segment Reporting Information [Line Items]
Revenue	$ 1,979	$ 1,949

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 924
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
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Reference 6: http://www.xbrl.org/2003/role/disclosureRef
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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Reference 9: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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Reference 10: http://www.xbrl.org/2003/role/disclosureRef
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Reference 11: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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