Commitments and Contingencies (Details) $ in Thousands		3 Months Ended	51 Months Ended	207 Months Ended
	Aug. 18, 2015 USD ($)	Mar. 31, 2025 USD ($) site item	Mar. 31, 2025 USD ($) item	Mar. 31, 2025 USD ($) item	Dec. 31, 2024 USD ($)
Commitments and Contingencies
Regulatory authorizations, net		$ 30,759,323	$ 30,759,323	$ 30,759,323	$ 30,840,398
Percentage of coverage obligations		80.00%
5G Network
Commitments and Contingencies
Payment to customer		$ 30,000,000		30,000,000
Number of Cell Sites Deployed | site		24,000
600 MHz Licenses
Commitments and Contingencies
Minimum Percentage Of Population for which Five G Services to be Offered, Shall be Extended		75.00%
Minimum Percentage Of Population to whom Five G Services to be Offered to Extend the Final Deadline		80.00%
Minimum Percentage of New Subscribers Provisioned with certified 5G Device		75.00%
3.45-3.55 GHz Licenses
Commitments and Contingencies
Acceleration Term of Final Build-Out Requirement, if Interim Build-out Requirement is Not Met		1 year
Certain of Other AWS-3 and SNR Licenses
Commitments and Contingencies
Minimum Percentage Of Population to be Provided with Reliable Signal Coverage To Met		80.00%
Minimum Percentage Of Population for which Five G Services to be Offered, Shall be Extended		75.00%
Minimum Percentage Of Population to whom Five G Services to be Offered to Extend the Final Deadline		80.00%
Minimum Percentage of New Subscribers Provisioned with certified 5G Device		75.00%
Certain of 700 MHz Licenses, AWS-4 Licenses, H Block Licenses areas
Commitments and Contingencies
Minimum Percentage Of Population to whom Five G Services Offered in Each Economic Area		85.00%
H Block Licenses
Commitments and Contingencies
Minimum Percentage Of Population for which Five G Services to be Offered, Shall be Extended		75.00%
Minimum Percentage Of Population to whom Five G Services to be Offered to Extend the Final Deadline		80.00%
Minimum Percentage of New Subscribers Provisioned with certified 5G Device		75.00%
Minimum percentage offering 5G broadband service		80.00%
Certain of other 700 MHz Licenses, AWS-4 Licenses, H Block Licenses
Commitments and Contingencies
Minimum Percentage Of Population to whom Five G Services Offered in Each Economic Area		80.00%
Certain of 600 MHz License Areas
Commitments and Contingencies
Minimum Percentage Of Population to whom Five G Services Offered in Each Partial Economic Area		85.00%
Certain of 600 MHz Licenses
Commitments and Contingencies
Minimum Percentage Of Population to whom Five G Services Offered in Each Partial Economic Area		80.00%
MHz 700 Licenses and AWS-4 Licenses
Commitments and Contingencies
Minimum Percentage Of Population for which Five G Services to be Offered, Shall be Extended		70.00%
Minimum Percentage Of Population to whom Five G Services to be Offered to Extend the Final Deadline		80.00%
Minimum Percentage of New Subscribers Provisioned with certified 5G Device		75.00%
Certain of AWS-3 and SNR License Areas
Commitments and Contingencies
Minimum Percentage Of Population to be Provided with Reliable Signal Coverage To Met		85.00%
SNR Wireless Management LLC
Commitments and Contingencies
Regulatory authorizations, net		$ 4,271,459	4,271,459	4,271,459
Wireless
Commitments and Contingencies
Payment to customer		24,000,000
Regulatory authorizations, net		$ 19,424,035	$ 19,424,035	$ 19,424,035
Number of Americans, Provided With Five G Deployment Services		222,000	222,000	222,000
Number of Americans To Whom Five G Broadband Service Is Provided		269,000	269,000	269,000
Network development current and future expenditures			$ 10,000,000
DBS Licenses.
Commitments and Contingencies
Regulatory authorizations, net		$ 677,409	677,409	$ 677,409
700 MHz Licenses
Commitments and Contingencies
Regulatory authorizations, net		$ 701,803	701,803	701,803
Minimum percentage offering 5G broadband service		80.00%
600 MHz Licenses
Commitments and Contingencies
Regulatory authorizations, net		$ 6,192,575	6,192,575	6,192,575
Minimum percentage offering 5G broadband service		80.00%
28 GHz Licenses
Commitments and Contingencies
Regulatory authorizations, net		$ 2,883	2,883	2,883
24 GHz Licenses
Commitments and Contingencies
Regulatory authorizations, net		11,772	11,772	11,772
37 GHz, 39 GHz and 47 GHz Licenses
Commitments and Contingencies
Regulatory authorizations, net		202,392	202,392	202,392
3.45-3.55 GHz Licenses
Commitments and Contingencies
Regulatory authorizations, net		6,073,432	6,073,432	6,073,432
3.45-3.55 GHz Licenses
Commitments and Contingencies
Regulatory authorizations, net		1,255,661	1,255,661	1,255,661
1695-1710 MHz, 1755-1780 MHz, and 2155-2180 MHz
Commitments and Contingencies
Regulatory authorizations, net		972	972	972
AWS-3 Licenses
Commitments and Contingencies
Regulatory authorizations, net		$ 5,557,828	5,557,828	5,557,828
AWS-3 Licenses | Certain of Other AWS-3 and SNR Licenses
Commitments and Contingencies
Minimum percentage offering 5G broadband service		80.00%
AWS-4 Licenses
Commitments and Contingencies
Regulatory authorizations, net		$ 1,928,688	1,928,688	1,928,688
H Block Licenses
Commitments and Contingencies
Regulatory authorizations, net		1,671,506	1,671,506	1,671,506
MVDDS
Commitments and Contingencies
Regulatory authorizations, net		24,000	24,000	24,000
3550-3650 MHz Licenses
Commitments and Contingencies
Regulatory authorizations, net		912,200	912,200	912,200
Ghz 3.7 to 3.98
Commitments and Contingencies
Regulatory authorizations, net		2,969	2,969	2,969
Capitalized Interest
Commitments and Contingencies
Payment to customer		7,000,000
Regulatory authorizations, net		7,063,829	7,063,829	7,063,829
EchoStar
Commitments and Contingencies
Regulatory authorizations, net		$ 5,792,055	$ 5,792,055	$ 5,792,055
Northstar Spectrum And SNR Holdco | AWS-3 Licenses
Commitments relating to AWS-3 Auction
Percentage of bidding credit		25.00%
Northstar Wireless or Northstar Spectrum
Commitments relating to AWS-3 Auction
Interim Payment Percentage		15.00%
Re-Auction payment		$ 1,892,000
Overpayment Of Interim Payment		$ 334,000
Northstar Wireless or Northstar Spectrum | Northstar Licenses
Commitments relating to AWS-3 Auction
Bidding credit value	$ 1,961,000
Number of wireless spectrum licenses | item		261	261	261
Northstar Wireless or Northstar Spectrum | SNR Licenses
Commitments relating to AWS-3 Auction
Percentage of bidding credit	25.00%
SNR Wireless or SNR Wireless Holdco
Commitments relating to AWS-3 Auction
Interim Payment Percentage		15.00%
Re-Auction payment		$ 1,029,000
Non-payment gross winning bids		1,211,000	$ 1,211,000	$ 1,211,000
Overpayment Of Interim Payment		$ 182,000
SNR Wireless or SNR Wireless Holdco | American III
Commitments relating to AWS-3 Auction
Number of wireless spectrum licenses | item		244	244	244
SNR Wireless or SNR Wireless Holdco | SNR Licenses
Commitments relating to AWS-3 Auction
Bidding credit value	$ 1,370,000
Prior Arrangement | Northstar Licenses
Commitments relating to AWS-3 Auction
Non-payment gross winning bids		$ 2,226,000	$ 2,226,000	$ 2,226,000
Prior Arrangement | Northstar Wireless or Northstar Spectrum
Commitments relating to AWS-3 Auction
Number Of Licenses Returned | item		84
Prior Arrangement | SNR Wireless or SNR Wireless Holdco | SNR Licenses
Commitments relating to AWS-3 Auction
Number Of Licenses Returned | item		113