Related Party Transactions - DISH Network (Details) $ in Millions	1 Months Ended																	12 Months Ended
	Feb. 28, 2022	Feb. 28, 2019	Feb. 28, 2018	Dec. 31, 2017	Aug. 31, 2017	May 31, 2017	Mar. 31, 2017	Feb. 28, 2017	Jul. 31, 2016	Aug. 31, 2015	Dec. 31, 2012	Oct. 31, 2012	May 31, 2012	Jan. 31, 2010	Dec. 31, 2009	Sep. 30, 2009 transponder	Nov. 30, 2008 transponder	Dec. 31, 2018 term	Aug. 31, 2018	Feb. 28, 2013 transponder	Mar. 31, 2012	Sep. 30, 2010 USD ($)
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
Subsequent Event | Hughes Equipment And Service Agreement
Related party transactions
Minimum termination notice period		365 days
DISH Network | DISH Nimiq 5 Agreement
Related party transactions
Number of DBS transponders available to receive services																32
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 | DBSD North America Agreement
Related party transactions
Required minimum notice for termination of agreement				120 days
Ownership interest acquired by related party (as a percent)																					100.00%
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					3 years					4 years
Termination notice required					180 days
DISH Network | Subsequent Event | DBSD North America Agreement
Related party transactions
Minimum termination notice period		21 days
DISH Network | Subsequent Event | Hughes Equipment And Service Agreement
Related party transactions
Agreement term		5 years
Minimum termination notice period		180 days
Automatic renewal period		1 year
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%
Telesat Canada | TeleSat Transponder Agreement
Related party transactions
Agreement term																15 years
Number of DBS transponders available to receive services																32
Ciel Satellite Holdings Inc | DISH Network | 103 Spectrum Development Agreement
Related party transactions
Agreement 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
Agreement term									1 year						10 years
Agreement term from commencement of service date											4 years
Renewal option reduction									1 year
EchoStar XVI | DISH Network | Satellite Services Agreement
Related party transactions
Additional term of renewal option						5 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 Services Agreement
Related party transactions
Agreement term																	10 years
Number of DBS transponders expected to receive services																	32
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
Operating lease contract term																			1 year
Maximum number of one year renewal options | term																		12
Term of renewal option																		1 year
Related Party Transactions, Lessee, Operating Lease, Real Estate | DISH Network | Gilbert Lease Agreement
Related party transactions
Operating lease contract term																			1 year
Maximum number of one year renewal options | term																		12
Term of renewal option																		1 year
Related Party Transactions, Lessee, Operating Lease, Real Estate | DISH Network | American Fork Occupancy License Agreement
Related party transactions
Agreement 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