Related Party Transactions (Details) $ in Thousands					1 Months Ended		3 Months Ended			12 Months Ended
	Dec. 21, 2012	Dec. 21, 2012	Jan. 02, 2012 item	Jan. 02, 2012	May 31, 2017	Jul. 31, 2016	Mar. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)	Mar. 31, 2013 item	Dec. 31, 2009 item	Dec. 31, 2008 item
Related Party Transaction [Line Items]
Satellite and transmission expenses | $							$ 122,061	$ 154,897
EchoStar XVI
Related Party Transaction [Line Items]
Agreement Renewal Option Term	5 years
TT&C Agreement
Related Party Transaction [Line Items]
Purchase of renewal of agreement			1 year
Number of automatic renewal period			4
Notice period for termination of agreement			12 months
EchoStar
Related Party Transaction [Line Items]
Satellite and transmission expenses | $							$ 1,000	71,000
EchoStar | EchoStar XVI
Related Party Transaction [Line Items]
Agreement term from commencement of service date	4 years
Agreement Renewal Option Term						1 year
Additional term of renewal option		5 years			5 years	1 year
EchoStar | Telesat Transponder Agreement
Related Party Transaction [Line Items]
Agreement Renewal Option Term							1 year
Agreement term with third party										15 years
Number of DBS transponders available to receive services										32
EchoStar | DISH Nimiq 5 Agreement
Related Party Transaction [Line Items]
Agreement term										10 years
Number of DBS transponders currently used										32
EchoStar | QuetzSat-1 Lease Agreement
Related Party Transaction [Line Items]
Agreement term with third party											10 years
Number of DBS transponders available to receive services											32
Number of DBS transponders currently used											24
Number of transponders subleased									5
EchoStar | TT&C Agreement
Related Party Transaction [Line Items]
Required notice period for termination by the reporting entity				12 months
Dish Network
Related Party Transaction [Line Items]
Satellite and transmission expenses | $							$ 56,000	$ 17,000