v3.26.1
Debt, Finance Lease and Other Obligations - Senior Notes and Convertible Notes (Details)
 3 Months Ended 9 Months Ended
Nov. 12, 2024
USD ($)
period
$ / shares
shares
Mar. 31, 2026
USD ($)
D
$ / shares
shares
Dec. 31, 2025
USD ($)
D
$ / shares
Sep. 30, 2025
D
Mar. 31, 2025
shares
Jun. 30, 2026
Aug. 08, 2016
USD ($)
Debt Instrument              
Interest rate (as a percent)   0.25%          
Aggregate principal amount outstanding   $ 24,561,468,000 $ 26,352,557,000        
Convertible notes converted into warrants | shares   46,000,000          
Class A common stock              
Debt Instrument              
Common stock par value (in dollars per share) | $ / shares   $ 0.001 $ 0.001        
EchoStar Notes              
Debt Instrument              
Period to obtain Initial appraisal of collateral   60 days          
Fair value of collateral   $ 33,100,000,000          
loan-to-value ratio   0.3          
Period to obtain forfeiture   60 days          
Percentage of the aggregate MHz-POPs   10.00%          
Threshold loan to value ratio   0.375          
Period to add additional collateral   60 days          
10 3/4% Senior Secured Notes due 2029              
Debt Instrument              
Interest rate (as a percent)   10.75% 10.75%        
Aggregate principal amount outstanding   $ 5,506,000,000 $ 5,506,000,000        
3 7/8% Convertible Secured Notes due 2030              
Debt Instrument              
Aggregate principal amount $ 1,906,000,000            
Interest rate (as a percent)   3.875% 3.875%     3.875%  
Redemption price as a percentage of principal amount 100.00%            
Aggregate principal amount outstanding   $ 1,942,594,000 $ 1,942,594,000        
Number of interest payment periods | period 4            
Number shares issued in conversion           58,000,000  
Threshold trading days | D   20 20 20      
Threshold consecutive trading days   30 30 30      
Threshold conversion price   130.00% 130.00% 130.00%      
Convertible notes converted into shares | shares   58,000,000     58,000,000    
3 7/8% Convertible Secured Notes due 2030 | Class A common stock              
Debt Instrument              
Denomination of principal amount of debt $ 1,000            
Convertible notes converted rate, shares | shares 29.73507            
Conversion price per share | $ / shares $ 33.63            
3 3/8% Convertible Notes due 2026 | DISH Network              
Debt Instrument              
Aggregate principal amount             $ 3,000,000,000
Interest rate (as a percent)   3.375% 3.375%        
Redemption price as a percentage of principal amount   100.00%          
Aggregate principal amount outstanding   $ 45,209,000 $ 45,209,000        
3 3/8% Convertible Notes due 2026 | Class A common stock              
Debt Instrument              
Denomination of principal amount of debt   $ 1,000          
Convertible notes converted rate, shares | shares   5.383          
Conversion price per share | $ / shares   $ 185.76          
3 3/8% Convertible Notes due 2026 | Class A common stock | Convertible note hedges              
Debt Instrument              
Common stock par value (in dollars per share) | $ / shares   $ 65.18          
Cash proceeds from the sale of warrants   $ 376,000,000          
Conversion of convertible securities | shares   16,000,000          
Convertible notes converted into shares | shares   46,000,000          
Conversion of shares | shares   16,000,000          
Total cost of convertible notes   $ 635,000,000          
3 3/8% Convertible Notes due 2026 | Class A common stock | Convertible note hedges | DISH Network              
Debt Instrument              
Share price (in dollars per share) | $ / shares   $ 185.76          
3 3/8% Convertible Notes due 2026 | Class A common stock | Convertible note hedges | Minimum | DISH Network              
Debt Instrument              
Share price (in dollars per share) | $ / shares   185.75          
3 3/8% Convertible Notes due 2026 | Class A common stock | Convertible note hedges | Maximum | DISH Network              
Debt Instrument              
Share price (in dollars per share) | $ / shares   245.33          
3 3/8% Convertible Notes due 2026 | Class A common stock | Common stock warrants              
Debt Instrument              
Common stock par value (in dollars per share) | $ / shares   $ 86.08          
5 1/4% Senior Secured Notes due 2026              
Debt Instrument              
Interest rate (as a percent)   5.25%          
5 1/4% Senior Secured Notes due 2026 | HSSC              
Debt Instrument              
Interest rate (as a percent)   5.25% 5.25%        
Aggregate principal amount outstanding   $ 627,283,000 $ 627,283,000        
7 3/4% Senior Notes due 2026              
Debt Instrument              
Interest rate (as a percent)   7.75%          
7 3/4% Senior Notes due 2026 | DISH DBS Corporation ("DBS")              
Debt Instrument              
Interest rate (as a percent)   7.75% 7.75%        
Aggregate principal amount outstanding   $ 2,000,000,000 $ 2,000,000,000        
7 3/8% Senior Notes due 2028 | DISH DBS Corporation ("DBS")              
Debt Instrument              
Interest rate (as a percent)   7.375% 7.375%        
Aggregate principal amount outstanding   $ 1,000,000,000 $ 1,000,000,000        
5 1/8 % Senior Notes due 2029 | DISH DBS Corporation ("DBS")              
Debt Instrument              
Interest rate (as a percent)   5.125%          
Aggregate principal amount outstanding   $ 1,500,000,000 $ 1,500,000,000        
5 3/4% Senior Secured Notes due 2028 | DISH DBS Corporation ("DBS")              
Debt Instrument              
Interest rate (as a percent)   5.75% 5.75%        
Aggregate principal amount outstanding   $ 2,500,000,000 $ 2,500,000,000        
11 3/4% Senior Secured Notes due 2027 | DISH Network              
Debt Instrument              
Interest rate (as a percent)   11.75% 11.75%        
Aggregate principal amount outstanding   $ 3,500,000,000 $ 3,500,000,000        
6 5/8% Senior Notes due 2026              
Debt Instrument              
Interest rate (as a percent)   6.625%          
6 5/8% Senior Notes due 2026 | HSSC              
Debt Instrument              
Interest rate (as a percent)   6.625% 6.625%        
Aggregate principal amount outstanding   $ 750,000,000 $ 750,000,000        
6 3/4% Senior Secured Notes due 2030              
Debt Instrument              
Interest rate (as a percent)   6.75%          
Aggregate principal amount outstanding   $ 2,372,670,000 $ 2,372,670,000