Segment Reporting - Revenue, Operating Income and Purchases of Property and Equipment by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Segment Reporting
Total revenue	$ 3,952,751	$ 4,356,462	$ 7,967,594	$ 8,744,128
Operating income (loss)	(65,369)	252,229	(80,613)	605,567
Purchases of property and equipment, net of refunds, (including capitalized interest related to regulatory authorizations)	671,033	1,300,537	1,348,729	2,251,213
Operating segment | Pay-TV
Segment Reporting
Total revenue	2,676,284	2,975,140	5,402,862	5,947,271
Operating income (loss)	667,752	720,792	1,337,860	1,396,025
Purchases of property and equipment, net of refunds, (including capitalized interest related to regulatory authorizations)	54,006	67,630	111,918	103,193
Operating segment | Retail Wireless
Segment Reporting
Total revenue	891,531	928,241	1,797,381	1,903,107
Operating income (loss)	(121,362)	(112,499)	(195,779)	(130,706)
Operating segment | 5G Network Deployment
Segment Reporting
Total revenue	35,514	19,079	65,018	37,986
Operating income (loss)	(578,940)	(401,959)	(1,149,691)	(735,562)
Purchases of property and equipment, net of refunds, (including capitalized interest related to regulatory authorizations)	560,468	1,183,891	1,109,641	2,054,933
Operating segment | Broadband and Satellite Services
Segment Reporting
Total revenue	394,011	453,110	776,597	892,706
Operating income (loss)	(34,586)	43,847	(74,140)	71,552
Purchases of property and equipment, net of refunds, (including capitalized interest related to regulatory authorizations)	56,559	49,016	127,170	93,087
Operating segment | All Other & Eliminations
Segment Reporting
Total revenue	(44,589)	(19,108)	(74,264)	(36,942)
Operating income (loss)	$ 1,767	$ 2,048	$ 1,137	$ 4,258