Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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+ Details

Related Party Transactions - Other (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Hughes Systique
Related party transactions
Ownership interest in related party (as a percent)			42.00%
Ownership interest percentage by related party			25.00%
TerreStar Solutions, Inc.
Related party transactions
Investment nonvoting interest ownership percentage(at least)	15.00%		15.00%
Revenue from related parties	$ 0.5	$ 0.5	$ 1.0	$ 0.9
Trade accounts receivable - DISH Network	$ 0.5		$ 0.5