Organization and Business Activities (Details) person in Millions					1 Months Ended		3 Months Ended	9 Months Ended	12 Months Ended	201 Months Ended
	Sep. 29, 2024 USD ($)	May 02, 2024 USD ($)	Jan. 10, 2024 USD ($)	Sep. 29, 2023 item person	Mar. 31, 2024 USD ($)	Jan. 31, 2024 USD ($)	Sep. 30, 2024 USD ($) item	Sep. 30, 2024 USD ($) item person segment site	Dec. 31, 2023 USD ($)	Sep. 30, 2024 USD ($) item	Mar. 15, 2024 USD ($)	Mar. 12, 2024 USD ($)
Commitments and Contingencies
Number of primary operating business segments | segment								3
Fair value of assets sold			$ 246,000,000
Sale of assets to EchoStar								$ 245,800,000
Gain or loss on sale of assets								138,000,000
Sale of intangible assets								1,036,500,000
Trade accounts receivable, net							$ 859,378,000	859,378,000	$ 890,333,000	$ 859,378,000
Cash and cash equivalents and marketable investment securities							2,426,000,000	2,426,000,000		2,426,000,000
Net carrying value of assets transferred		$ 141,000,000						140,510,000
Issuance costs								2,500,000,000
Debt issuance costs								136,208,000
Aggregate cash purchase price							$ 400,000,000	$ 400,000,000		$ 400,000,000
Number of Pay-TV subscribers | item							8,031,000	8,031,000		8,031,000
Number Of wireless subscribers | item							6,984,000	6,984,000		6,984,000
Regulatory authorizations, net							$ 30,592,886,000	$ 30,592,886,000	$ 38,114,249,000	$ 30,592,886,000
Number of nationwide 5G commitments that are met | item				2
Number of nationwide 5G commitments | item				3
Minimum percentage of population having access to average download speed				70.00%
Number of Americans nationwide for deployment of 5G services | person				200
Number of American subscribers for 5G broadband service | person				250				200
Intercompany Loan
Commitments and Contingencies
Additional debt			$ 4,700,000,000		$ 4,700,000,000	$ 4,700,000,000
Carrying Value							$ 4,767,289,000	$ 4,767,289,000		$ 4,767,289,000
2 3/8% Convertible Notes due 2024
Commitments and Contingencies
Debt repurchased											$ 951,000,000
Interest rate (as a percent)							2.375%	2.375%	2.375%	2.375%	2.375%
5 7/8% Senior Notes due 2024
Commitments and Contingencies
Total debts							$ 1,983,000,000	$ 1,983,000,000		$ 1,983,000,000
10 3/4% Senior Notes due 2029
Commitments and Contingencies
Interest rate (as a percent)							10.75%	10.75%		10.75%
Discount premium							$ 156,000,000	$ 156,000,000		$ 156,000,000
5G Network Development
Commitments and Contingencies
Payment to customer								$ 30,000,000,000		$ 30,000,000,000
Number of cell sites deployed | site								24,000
Minimum | MHz 700 Licenses and AWS-4 Licenses
Commitments and Contingencies
Minimum percentage of population having access to average download speed				70.00%
Sling TV Holding L.L.C.
Commitments and Contingencies
Number of Pay-TV subscribers | item							2,143,000	2,143,000		2,143,000
DISH DBS
Commitments and Contingencies
Permitted transfer cap under equity purchase agreement	$ 1,520,000,000							$ 1,520,000,000
Purchase price	$ 1.00
Receivables							$ 4,606,000,000	$ 4,606,000,000		$ 4,606,000,000
DISH DBS | 2 3/8% Convertible Notes due 2024
Commitments and Contingencies
Carrying Value									$ 951,168,000
DISH DBS | 5 7/8% Senior Notes due 2024
Commitments and Contingencies
Interest rate (as a percent)	5.875%						5.875%	5.875%	5.875%	5.875%
Carrying Value							$ 1,982,544,000	$ 1,982,544,000	$ 1,982,544,000	$ 1,982,544,000
DISH DBS | 10 3/4% Senior Notes due 2029
Commitments and Contingencies
Aggregate amount							5,356,000,000	5,356,000,000		5,356,000,000
DISH DBS | EchoStar | Assets transfer | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Commitments and Contingencies
Assets transferred							12,003,000,000.000	12,003,000,000.000		12,003,000,000.000
DBS Subscriber Co | New DISH DBS Financing
Commitments and Contingencies
Issuance costs							2,500,000,000	2,500,000,000	2,500,000,000
Debt issuance costs							136,000,000
Amount used for redemption or repayment or repurchase 5 7/8% Senior Notes due 2024	$ 2,047,000,000.000						2,047,000,000.000	2,047,000,000.000		2,047,000,000.000
EchoStar
Commitments and Contingencies
Trade accounts receivable, net							0	0	$ 4,000,000	0
Deferred Tax Liabilities Net Noncurrent Excluding Additional paid-in capital							$ 3,775,000,000	3,775,000,000		$ 3,775,000,000
Related party | EchoStar | 700 MHz Spectrum | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Commitments and Contingencies
Gain or loss on sale of assets								$ 115,000,000
Sales value												$ 1,037,000,000.000
Dish TV
Commitments and Contingencies
Number of Pay-TV subscribers | item							5,888,000	5,888,000		5,888,000
Wireless
Commitments and Contingencies
Payment to customer								$ 24,000,000,000
Regulatory authorizations, net							$ 19,757,877,000	19,757,877,000		$ 19,757,877,000
Capitalized Interest
Commitments and Contingencies
Payment to customer								7,000,000,000
Regulatory authorizations, net							$ 6,563,550,000	6,563,550,000		$ 6,563,550,000
Other income
Commitments and Contingencies
Gain or loss on sale of assets								129,000,000
Additional Paid-In Capital
Commitments and Contingencies
Gain or loss on sale of assets								$ 6,000,000