Stock-Based Compensation (Details)	12 Months Ended
	Dec. 31, 2024 $ / shares shares	Jun. 30, 2024 employee $ / shares shares	Apr. 01, 2024 shares	Dec. 31, 2023 $ / shares shares
Share-based compensation
Number of stock options outstanding (in shares)	4,300,088
Percentage of stock awards vesting per year	20.00%
Weighted-average exercise price (in dollars per share) | $ / shares	$ 84.39
Class A common stock
Share-based compensation
Number of stock options outstanding (in shares)	9,500,000
Class A common stock | Stock Incentive Plan
Share-based compensation
Shares of common stock available for future grant under stock incentive plans	21,700,000
EchoStar
Share-based compensation
Number of stock options outstanding (in shares)		3,000,000
Exchange Agreement Number of stock options exchanged			7,000,000
Number of employees | employee		800
Weighted-average exercise price (in dollars per share) | $ / shares		$ 14.04
Employee Stock Option [Member]
Share-based compensation
Number of stock options outstanding (in shares)	9,522,134			9,887,330
Maximum Expiration term	10 years
Weighted-average exercise price (in dollars per share) | $ / shares	$ 54.75			$ 70.36