Related Party Transactions - DISH Network (Details) $ in Millions	1 Months Ended							3 Months Ended
	Feb. 28, 2022	Feb. 28, 2019	Feb. 28, 2017	Jul. 31, 2016	Aug. 31, 2015	Dec. 31, 2012	Oct. 31, 2012	Mar. 31, 2019 term	Aug. 31, 2018	Aug. 31, 2017	May 31, 2017	Feb. 28, 2013 transponder	May 31, 2012	Mar. 31, 2012	Sep. 30, 2010 USD ($)	Dec. 31, 2009	Sep. 30, 2009 transponder	Nov. 30, 2008 transponder
Hughes Equipment And Service Agreement
Related party transactions
Minimum termination notice period		365 days
DISH Network | TT&C Agreement
Related party transactions
Minimum termination notice period								12 months
DISH Network | TerreStar Agreement
Related party transactions
Minimum termination notice period								21 days
Required minimum notice for termination of agreement								90 days
DISH Network | Hughes Broadband Distribution Agreement
Related party transactions
Agreement term							5 years
Required minimum notice for termination of agreement								180 days
Automatic renewal period								1 year
DISH Network | DBSD North America Agreement
Related party transactions
Minimum termination notice period		21 days						120 days
Ownership interest acquired by related party (as a percent)														100.00%
DISH Network | Hughes Equipment And Service Agreement
Related party transactions
Agreement term		5 years
Minimum termination notice period		180 days
Automatic renewal period		1 year
DISH Network | RUS Service Implementation Agreement
Related party transactions
Grants receivable by related parties | $															$ 14
DISH Network | Amended and Restated Professional Services Agreement
Related party transactions
Required minimum notice for termination of agreement								60 days
Automatic renewal period								1 year
Required minimum notice for termination of individual service								30 days
DISH Network | Collocation and Antenna Space Agreements
Related party transactions
Term of renewal option					4 years			3 years
Termination notice required								180 days
Hughes Retail Group | Hughes Retail Preferred Tracking Stock | DISH Network | Satellite and Tracking Stock Transaction
Related party transactions
Percentage of economic interest held			80.00%
Ciel Satellite Holdings Inc | Satellite Capacity Lease Agreement
Related party transactions
Operating lease contract term													10 years
Maximum | DISH Network | Collocation and Antenna Space Agreements
Related party transactions
Required renewal notice								120 days
Minimum | DISH Network | Collocation and Antenna Space Agreements
Related party transactions
Required renewal notice								90 days
EchoStar XVI | DISH Network | Satellite Capacity Lease Agreement
Related party transactions
Lease term																10 years
Lease renewal term				1 year							5 years
Agreement term from commencement of service date						4 years
Renewal option reduction				1 year
Additional term of renewal option								5 years
Nimiq5 | DISH Network | Satellite Capacity Lease Agreement
Related party transactions
Number of DBS transponders available to receive services																	32
Nimiq5 | Telesat Canada | Satellite Capacity Lease Agreement
Related party transactions
Number of DBS transponders available to receive services																	32
Operating lease contract term																	15 years
QuetzSat-1 | DISH Network | Satellite Capacity Lease Agreement
Related party transactions
Number of DBS transponders currently receiving services																		24
Number of DBS transponders receiving certain satellite services from related party												5
QuetzSat-1 | S E S Latin America | Satellite Capacity Lease Agreement
Related party transactions
Number of DBS transponders expected to receive services																		32
Operating lease contract term																		10 years
Related Party Transactions, Lessor, Operating Lease, Real Estate | DISH Network | 100 Inverness Lease Agreement
Related party transactions
Required minimum notice for termination of agreement								180 days
Required minimum notice period for termination of agreement after extension								30 days
Related Party Transactions, Lessor, Operating Lease, Real Estate | DISH Network | Meridian Lease Agreement
Related party transactions
Required minimum notice period for termination of agreement after extension								30 days
Related Party Transactions, Lessor, Operating Lease, Real Estate | DISH Network | Santa Fe Lease Agreement
Related party transactions
Required minimum notice period for termination of agreement after extension								30 days
Related Party Transactions, Lessor, Operating Lease, Real Estate | DISH Network | Cheyenne Lease Agreement
Related party transactions
Required minimum notice period for termination of agreement after extension								30 days
Related Party Transactions, Lessee, Operating Lease, Real Estate | DISH Network | Cheyenne Lease Agreement
Related party transactions
Lease renewal term								1 year
Operating lease contract term									1 year
Maximum number of one year renewal options | term								12
Related Party Transactions, Lessee, Operating Lease, Real Estate | DISH Network | Gilbert Lease Agreement
Related party transactions
Lease renewal term								1 year
Operating lease contract term									1 year
Maximum number of one year renewal options | term								12
Related Party Transactions, Lessee, Operating Lease, Real Estate | DISH Network | American Fork Occupancy License Agreement
Related party transactions
Operating lease contract term										5 years
Scenario, Forecast | DISH Network | DBSD North America Agreement
Related party transactions
Minimum termination notice period	180 days
Automatic renewal period	5 years