Marketable Investment Securities, Restricted Cash and Cash Equivalents, and Other Investments - Narrative (Details) $ in Thousands	3 Months Ended			9 Months Ended
	Sep. 30, 2024 USD ($) item	Jun. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) item	Sep. 30, 2023 USD ($)	Sep. 29, 2024	Dec. 31, 2023 USD ($)	Feb. 28, 2017
Other investment securities:
Equity in earnings (losses) of affiliates	$ (3,345)		$ (1,216)	$ (68,257)	$ (3,596)
Derivative asset							$ 0
Restricted cash and cash equivalents include receivable of debt	$ 2,162,117			$ 2,162,117			$ 89,107
NagraStar
Other investment securities:
Ownership interest (as a percent)	50.00%			50.00%				50.00%
Number of technologies provided to customers | item	3			3
Invidi Technologies Corporation
Other investment securities:
Ownership interest (as a percent)	35.00%			35.00%
5 1/4% Senior Secured Notes due 2026
Other investment securities:
Interest rate (as a percent)	5.25%			5.25%
New DISH DBS Financing
Other investment securities:
Restricted cash and cash equivalents include receivable of debt	$ 2,047,000			$ 2,047,000
DISH DBS Corporation ("DBS") | 5 1/4% Senior Secured Notes due 2026
Other investment securities:
Interest rate (as a percent)	5.25%			5.25%			5.25%
DISH DBS Corporation ("DBS") | 5 7/8% Senior Notes due 2024
Other investment securities:
Interest rate (as a percent)	5.875%			5.875%		5.875%	5.875%
Commercial paper | Maximum
Other investment securities:
Debt term of Maturity				365 days
Corporate securities | Maximum
Other investment securities:
Debt term of Maturity				18 months
Other, net | Invidi Technologies Corporation
Other investment securities:
Equity in earnings (losses) of affiliates		$ 63,000