Segment Reporting (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2024 USD ($) segment	Mar. 31, 2023 USD ($)	Dec. 31, 2023 USD ($)
Segment information
Number of primary operating business segments | segment	3
Total assets	$ 43,438,043		$ 51,413,031
Revenue recorded	3,639,889	$ 3,956,982
Depreciation and amortization	367,074	245,697
Operating income (loss)	25,979	323,423
Interest income	12,653	40,533
Other, net (Note 5)	127,342	(30,521)
Net income (loss)	(10,231)	243,238
Purchases of property and equipment (including capitalized interest related to FCC authorizations)	508,879	906,605
Wireless services and related revenue
Segment information
Revenue recorded	804,265	867,111
Wireless equipment and related revenue
Segment information
Revenue recorded	101,585	107,755
5G Network deployment services and related revenue
Segment information
Revenue recorded	4
Pay-TV video and related revenue
Segment information
Revenue recorded	2,701,179	2,944,482
Pay-TV
Segment information
Purchases of property and equipment (including capitalized interest related to FCC authorizations)	27,877	35,563
Pay-TV | Equipment sales and other revenue
Segment information
Revenue recorded	25,399	27,649
Wireless
Segment information
Purchases of property and equipment (including capitalized interest related to FCC authorizations)	481,002	871,042
Wireless | Equipment sales and other revenue
Segment information
Revenue recorded	28,924	18,907
Operating segment | Pay-TV
Segment information
Total assets	49,325,095		49,437,958
Revenue recorded	2,726,578	2,972,131
Operating income (loss)	670,243	675,233
Operating segment | Wireless
Segment information
Revenue recorded	28,928	18,907
Operating income (loss)	(570,034)	(333,603)
Operating segment | Retail Wireless
Segment information
Total assets	750,328		777,957
Revenue recorded	905,850	974,866
Operating income (loss)	(74,417)	(18,207)
Operating segment | 5 G Network Deployment
Segment information
Total assets	39,403,966		46,793,378
Eliminations | All Other & Eliminations
Segment information
Total assets	(46,041,346)		$ (45,596,262)
Revenue recorded	(21,467)	(8,922)
Operating income (loss)	187
All other | Equipment sales and other revenue
Segment information
Eliminations	$ (21,467)	$ (8,922)