Debt and Finance Lease Obligations - Fair Value of Long-Term Debt (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended	9 Months Ended
	Jan. 31, 2024	Sep. 30, 2025	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024	Nov. 30, 2024
Debt Instrument
Carrying Amount		$ 23,636,344	$ 23,636,344		$ 21,778,720
Fair Value		23,301,939	23,301,939		20,222,039
Unamortized deferred financing costs and other debt discounts, net		(87,225)	(87,225)		(157,662)
Finance lease obligations		48,711	48,711		67,199
Total long-term debt and finance lease obligations (including current portion)		23,597,830	23,597,830		21,688,257
Less: current portion		(3,131,385)	(3,131,385)		(933,481)
Total debt, finance lease and other obligations, net of current portion		$ 20,466,445	20,466,445		$ 20,754,776
Interest paid			$ 816,688	$ 798,598
0% Convertible Notes due 2025
Debt Instrument
Interest rate (as a percent)		0.00%	0.00%		0.00%
5 1/4% Senior Secured Notes due 2026
Debt Instrument
Interest rate (as a percent)		5.25%	5.25%
5 3/4% Senior Secured Notes due 2028
Debt Instrument
Interest rate (as a percent)		5.75%	5.75%
DISH 2021 Intercompany Loan 2026 Tranche
Debt Instrument
Carrying Amount		$ 4,767,289	$ 4,767,289		$ 4,767,289
Fair Value		4,767,289	4,767,289		4,767,289
EchoStar 2024 Intercompany Loan
Debt Instrument
Carrying Amount		3,398,789	3,398,789		1,014,522
Fair Value		3,398,789	3,398,789		1,014,522
Interest rate (as a percent)						11.50%
Additional debt		645,000	2,202,000
Interest paid		87,000	182,000
Intercompany Loan
Debt Instrument
Additional debt	$ 4,700,000
Interest paid			131,000
DISH DBS Corporation ("DBS") \| 0% Convertible Notes due 2025
Debt Instrument
Carrying Amount		138,403	138,403		138,403
Fair Value		$ 136,766	$ 136,766		124,916
Interest rate (as a percent)		0.00%	0.00%
DISH DBS Corporation ("DBS") \| 7 3/4% Senior Notes due 2026
Debt Instrument
Carrying Amount		$ 2,000,000	$ 2,000,000		2,000,000
Fair Value		$ 1,985,900	$ 1,985,900		1,678,640
Interest rate (as a percent)		7.75%	7.75%
DISH DBS Corporation ("DBS") \| 3 3/8% Convertible Notes due 2026
Debt Instrument
Carrying Amount		$ 45,209	$ 45,209		45,209
Fair Value		$ 43,708	$ 43,708		38,495
Interest rate (as a percent)		3.375%	3.375%
DISH DBS Corporation ("DBS") \| 5 1/4% Senior Secured Notes due 2026
Debt Instrument
Carrying Amount		$ 2,750,000	$ 2,750,000		2,750,000
Fair Value		$ 2,702,315	$ 2,702,315		2,507,780
Interest rate (as a percent)		5.25%	5.25%
DISH DBS Corporation ("DBS") \| 11 3/4% Senior Secured Notes due 2027
Debt Instrument
Carrying Amount		$ 3,500,000	$ 3,500,000		3,500,000
Fair Value		3,653,755	3,653,755		3,708,460
DISH DBS Corporation ("DBS") \| 7 3/8% Senior Notes due 2028
Debt Instrument
Carrying Amount		1,000,000	1,000,000		1,000,000
Fair Value		$ 922,180	$ 922,180		715,680
Interest rate (as a percent)		7.375%	7.375%
DISH DBS Corporation ("DBS") \| 5 3/4% Senior Secured Notes due 2028
Debt Instrument
Carrying Amount		$ 2,500,000	$ 2,500,000		2,500,000
Fair Value		$ 2,399,625	$ 2,399,625		2,143,350
Interest rate (as a percent)		5.75%	5.75%
DISH DBS Corporation ("DBS") \| 5 1/8 % Senior Notes due 2029
Debt Instrument
Carrying Amount		$ 1,500,000	$ 1,500,000		1,500,000
Fair Value		$ 1,287,825	$ 1,287,825		959,610
Interest rate (as a percent)		5.125%	5.125%
DISH DBS Corporation ("DBS") \| Mortgages and other notes payable
Debt Instrument
Carrying Amount		$ 36,654	$ 36,654		63,297
Fair Value		36,654	36,654		63,297
DBS Subscriber Co \| Term Loan due 2025
Debt Instrument
Carrying Amount					500,000
Fair Value					500,000
DBS Subscriber Co \| Term Loan due 2029
Debt Instrument
Carrying Amount		1,800,000	1,800,000		1,800,000
Fair Value		1,770,922	1,770,922		1,800,000
DBS Subscriber Co \| Mandatorily Redeemable Preferred Shares due 2029
Debt Instrument
Carrying Amount		200,000	200,000		200,000
Fair Value		$ 196,211	$ 196,211		$ 200,000

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