Marketable Investment Securities, Restricted Cash and Cash Equivalents, and Other Investments - Narrative (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2025 USD ($) item	Dec. 31, 2024 USD ($)	Mar. 31, 2024 USD ($)
Other investment securities:
Current restricted cash, cash equivalents and marketable investment securities	$ 172,856	$ 150,898
NagraStar
Other investment securities:
Ownership interest (as a percent)	50.00%
Number of technologies provided to customers | item	3
Invidi Technologies Corporation
Other investment securities:
Ownership interest (as a percent)	35.00%
New DISH DBS Financing
Other investment securities:
Current restricted cash, cash equivalents and marketable investment securities	$ 173,000		$ 151,000
Commercial paper | Maximum
Other investment securities:
Debt term of Maturity	365 days
Corporate securities | Maximum
Other investment securities:
Debt term of Maturity	18 months