Segment Reporting - Intersegment Expenses (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Segment information
Total revenue	$ 3,510,360	$ 3,639,889
Cost of services	2,321,318	2,427,503
Cost of sales - equipment and other	358,917	306,534
Subscriber acquisition costs	276,967	262,480
Selling, general and administrative expenses	234,581	250,319
Total selling, general and administrative expenses	511,548	512,799
OIBDA	318,577	393,053
Depreciation and amortization	383,681	367,074
Total costs and expenses	3,575,464	3,613,910
Operating income (loss)	(65,104)	25,979
Interest income	9,801	12,653
Interest expense, net of amounts capitalized (Note 2)	(197,255)	(170,635)
Other, net	(480)	127,342
Income (loss) before income taxes	(253,038)	(4,661)
Service revenue
Segment information
Total revenue	3,333,959	3,505,432
Equipment sales and other revenue
Segment information
Total revenue	176,401	134,457
Programming
Segment information
Cost of services	1,216,422	1,284,830
Connectivity services
Segment information
Cost of services	675,101	697,760
Other
Segment information
Cost of services	429,795	444,913
Eliminations
Segment information
Total revenue	(915)	(119)
Cost of services	(651)	25
Subscriber acquisition costs	(31)	(11)
Selling, general and administrative expenses	(233)	(320)
Total selling, general and administrative expenses	(264)	(331)
OIBDA		187
Total costs and expenses	(915)	(306)
Operating income (loss)		187
Eliminations | Connectivity services
Segment information
Cost of services	(234)	(4)
Eliminations | Other
Segment information
Cost of services	(417)	29
Pay-TV | Operating segment
Segment information
Total revenue	2,538,727	2,726,578
Cost of services	1,556,636	1,664,445
Cost of sales - equipment and other	9,672	16,992
Subscriber acquisition costs	86,513	120,753
Selling, general and administrative expenses	156,033	168,743
Total selling, general and administrative expenses	242,546	289,496
OIBDA	729,873	755,645
Depreciation and amortization	76,443	85,402
Total costs and expenses	1,885,297	2,056,335
Operating income (loss)	653,430	670,243
Pay-TV | Operating segment | Service revenue
Segment information
Total revenue	2,524,352	2,701,167
Pay-TV | Operating segment | Equipment sales and other revenue
Segment information
Total revenue	13,465	25,297
Pay-TV | Operating segment | Programming
Segment information
Cost of services	1,216,422	1,284,830
Pay-TV | Operating segment | Connectivity services
Segment information
Cost of services	54,134	57,197
Pay-TV | Operating segment | Other
Segment information
Cost of services	286,080	322,418
Pay-TV | Eliminations
Segment information
Total revenue	910	114
Wireless | Operating segment
Segment information
Total revenue	972,548	913,430
Cost of services	765,333	763,033
Cost of sales - equipment and other	349,245	289,542
Subscriber acquisition costs	190,485	141,738
Selling, general and administrative expenses	78,781	81,896
Total selling, general and administrative expenses	269,266	223,634
OIBDA	(411,296)	(362,779)
Depreciation and amortization	307,238	281,672
Total costs and expenses	1,691,082	1,557,881
Operating income (loss)	(718,534)	(644,451)
Wireless | Operating segment | Service revenue
Segment information
Total revenue	809,607	804,265
Wireless | Operating segment | Equipment sales and other revenue
Segment information
Total revenue	162,936	109,160
Wireless | Operating segment | Connectivity services
Segment information
Cost of services	621,201	640,567
Wireless | Operating segment | Other
Segment information
Cost of services	144,132	122,466
Wireless | Eliminations
Segment information
Total revenue	$ 5	$ 5