Segment Reporting - Revenue, expense, operating income (loss) and OIBDA (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Revenue
Revenue	$ 3,869,758	$ 4,014,843
Cost of services:
Cost of services	2,432,198	2,557,182
Cost of sales - equipment and other	439,508	363,083
Selling, general and administrative expenses:
Subscriber acquisition costs	322,541	315,149
Selling, general and administrative expenses	275,310	309,273
Total selling, general and administrative expenses	597,851	624,422
OIBDA	400,201	470,156
Depreciation and amortization	488,333	485,400
Total costs and expenses	3,957,890	4,030,087
Operating income (loss)	(88,132)	(15,244)
Unallocated Amounts
Interest income	65,529	30,462
Interest expense, net of amounts capitalized (Note 2)	(286,055)	(99,408)
Other, net	41,390	(26,110)
Income (loss) before income taxes	(267,268)	(110,300)
Service revenue
Revenue
Revenue	3,606,156	3,819,673
Equipment sales and other revenue
Revenue
Revenue	263,602	195,170
Programming
Cost of services:
Cost of services	1,216,422	1,284,830
Connectivity services
Cost of services:
Cost of services	723,178	747,384
Other
Cost of services:
Cost of services	492,598	524,968
Operating segment | Pay-TV
Revenue
Revenue	2,538,727	2,726,578
Cost of services:
Cost of services	1,556,636	1,664,445
Cost of sales - equipment and other	9,672	16,992
Selling, general and administrative expenses:
Subscriber acquisition costs	86,513	120,753
Selling, general and administrative expenses	156,033	168,878
Total selling, general and administrative expenses	242,546	289,631
OIBDA	729,873	755,510
Depreciation and amortization	76,443	85,402
Total costs and expenses	1,885,297	2,056,470
Operating income (loss)	653,430	670,108
Operating segment | Wireless
Revenue
Revenue	972,775	914,006
Cost of services:
Cost of services	766,200	764,108
Cost of sales - equipment and other	349,245	289,542
Selling, general and administrative expenses:
Subscriber acquisition costs	190,485	141,738
Selling, general and administrative expenses	81,909	82,114
Total selling, general and administrative expenses	272,394	223,852
OIBDA	(415,064)	(363,496)
Depreciation and amortization	307,238	281,672
Total costs and expenses	1,695,077	1,559,174
Operating income (loss)	(722,302)	(645,168)
Operating segment | Broadband and Satellite Services
Revenue
Revenue	370,658	382,586
Cost of services:
Cost of services	113,125	130,180
Cost of sales - equipment and other	81,734	56,634
Selling, general and administrative expenses:
Subscriber acquisition costs	46,432	53,434
Selling, general and administrative expenses	43,664	63,051
Total selling, general and administrative expenses	90,096	116,485
OIBDA	85,703	79,287
Depreciation and amortization	104,898	118,841
Total costs and expenses	389,853	422,140
Operating income (loss)	(19,195)	(39,554)
Operating segment | Service revenue | Pay-TV
Revenue
Revenue	2,521,552	2,699,525
Operating segment | Service revenue | Wireless
Revenue
Revenue	809,607	804,265
Operating segment | Service revenue | Broadband and Satellite Services
Revenue
Revenue	274,997	315,883
Operating segment | Equipment sales and other revenue | Pay-TV
Revenue
Revenue	12,955	24,861
Operating segment | Equipment sales and other revenue | Wireless
Revenue
Revenue	162,124	109,547
Operating segment | Equipment sales and other revenue | Broadband and Satellite Services
Revenue
Revenue	88,523	60,762
Operating segment | Programming | Pay-TV
Cost of services:
Cost of services	1,216,422	1,284,830
Operating segment | Connectivity services | Pay-TV
Cost of services:
Cost of services	54,134	57,197
Operating segment | Connectivity services | Wireless
Cost of services:
Cost of services	622,068	641,642
Operating segment | Connectivity services | Broadband and Satellite Services
Cost of services:
Cost of services	49,159	49,358
Operating segment | Other | Pay-TV
Cost of services:
Cost of services	286,080	322,418
Operating segment | Other | Wireless
Cost of services:
Cost of services	144,132	122,466
Operating segment | Other | Broadband and Satellite Services
Cost of services:
Cost of services	63,966	80,822
Eliminations
Revenue
Revenue	(12,402)	(8,327)
Cost of services:
Cost of services	(3,763)	(1,551)
Cost of sales - equipment and other	(1,143)	(85)
Selling, general and administrative expenses:
Subscriber acquisition costs	(889)	(776)
Selling, general and administrative expenses	(6,296)	(4,770)
Total selling, general and administrative expenses	(7,185)	(5,546)
OIBDA	(311)	(1,145)
Depreciation and amortization	(246)	(515)
Total costs and expenses	(12,337)	(7,697)
Operating income (loss)	(65)	(630)
Eliminations | Pay-TV
Revenue
Revenue	4,220	2,192
Eliminations | Wireless
Revenue
Revenue	1,044	194
Eliminations | Broadband and Satellite Services
Revenue
Revenue	7,138	5,941
Eliminations | Connectivity services
Cost of services:
Cost of services	(2,183)	(813)
Eliminations | Other
Cost of services:
Cost of services	$ (1,580)	$ (738)