v3.7.0.1
Document and Entity Information - shares
6 Months Ended
Jun. 30, 2017
Aug. 01, 2017
Entity Registrant Name EchoStar CORP  
Entity Central Index Key 0001415404  
Document Type 10-Q  
Document Period End Date Jun. 30, 2017  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Filer Category Large Accelerated Filer  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q2  
Class A common stock    
Entity Common Stock, Shares Outstanding   47,961,543
Class B common stock    
Entity Common Stock, Shares Outstanding   47,687,039