Supplemental Financial Information - Other Current and Non-Current Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019	Jun. 30, 2019	Dec. 31, 2018
Other current assets, net:
Inventory	$ 83,559	$ 79,621
Prepaids and deposits	47,614	50,145
Contract acquisition costs, net	16,380	16,869
Other, net	24,681	22,213
Other Assets, Current	185,699	179,531
Other non-current assets, net:
Restricted marketable investment securities	731	8,093
Restricted cash	9,072	2,458
Deferred tax assets, net	9,311	7,251
Capitalized software, net	109,091	101,786
Capitalized costs, net	107,086	113,592	$ 113,918	$ 114,306
Other, net	25,611	22,628
Total other non-current assets, net	340,904	334,841
DISH Network
Other current assets, net:
Trade accounts receivable - DISH Network	13,465	10,683
Other non-current assets, net:
Other receivables - DISH Network	93,705	92,892
Contract Acquisition Costs
Other non-current assets, net:
Capitalized costs, net	90,706	96,723
Contract Fulfillment Costs
Other non-current assets, net:
Capitalized costs, net	$ 2,677	$ 3,010