v3.26.1
Commitments and Contingencies (Details)
R$ in Millions, ₨ in Billions
 1 Months Ended 3 Months Ended 99 Months Ended
Apr. 14, 2026
USD ($)
Feb. 27, 2026
USD ($)
Jan. 30, 2026
USD ($)
Jan. 29, 2026
USD ($)
Apr. 03, 2023
USD ($)
Sep. 23, 2016
USD ($)
Aug. 18, 2015
USD ($)
Jul. 17, 2015
USD ($)
Mar. 14, 2014
USD ($)
Oct. 31, 2025
USD ($)
Oct. 31, 2025
INR (₨)
Sep. 30, 2024
Mar. 31, 2026
USD ($)
item
site
Mar. 31, 2026
USD ($)
item
Mar. 31, 2026
BRL (R$)
item
Dec. 31, 2025
Commitments and Contingencies                                
Payment to customer                           $ 30,000,000,000    
Regulatory authorizations                         $ 34,550,802,000 $ 34,550,802,000    
Interest rate (as a percent)                         0.25% 0.25% 0.25%  
7 3/4% Senior Notes due 2026                                
Commitments and Contingencies                                
Interest rate (as a percent)                         7.75% 7.75% 7.75%  
Jones 401(k) Litigation                                
Commitments and Contingencies                                
Claim amount                         $ 16,700,000      
Jones 401(k) Litigation | Credit of Fidelity Revenue Share                                
Commitments and Contingencies                                
Claim amount                         $ 10,700,000      
Crown Castle                                
Commitments and Contingencies                                
Claim amount     $ 9,500,000                          
Harmoni Towers                                
Commitments and Contingencies                                
Claim amount       $ 16,300,000                        
Comcast                                
Commitments and Contingencies                                
Claim amount   $ 54,000,000                            
ClearPlay | Pending Litigation                                
Commitments and Contingencies                                
Claim amount                 $ 469,000,000              
DDBS | 5 3/4% Senior Secured Notes due 2028                                
Commitments and Contingencies                                
Interest rate (as a percent)                         5.75% 5.75% 5.75% 5.75%
DDBS | 7 3/4% Senior Notes due 2026                                
Commitments and Contingencies                                
Interest rate (as a percent)                         7.75% 7.75% 7.75% 7.75%
TQ Delta | Pending Litigation                                
Commitments and Contingencies                                
Claim amount               $ 251,000,000                
Entropic Communications, LLC | Pending Litigation                                
Commitments and Contingencies                                
Claim amount                         $ 212,000,000      
NewSpace India Limited                                
Commitments and Contingencies                                
Claim amount                   $ 117,000,000 ₨ 10.6          
Hughes Telecomunicaes do Brasil | Tax annulment claim                                
Commitments and Contingencies                                
Maximum period available for repayment                         48 months      
Litigation accrual                         $ 8,200,000 $ 8,200,000 R$ 44  
Percentage of court adjudicated claims to be satisfied                         75.00% 75.00% 75.00%  
AWS-3 Licenses                                
Commitments and Contingencies                                
Regulatory authorizations                         $ 2,035,433,000 $ 2,035,433,000    
Northstar Spectrum And SNR Holdco                                
Commitments and Contingencies                                
Adjustment to interim payment                         182,000,000      
Re-Auction payment                         $ 1,029,000,000.000      
Northstar Spectrum And SNR Holdco | AWS-3 Licenses                                
Commitments and Contingencies                                
Percentage of bidding credit                         25.00%      
Northstar Wireless or Northstar Spectrum                                
Commitments and Contingencies                                
Additional payment percentage                         15.00%      
Adjustment to interim payment                         $ 334,000,000      
Re-Auction payment                         1,892,000,000      
Non-payment gross winning bids                         $ 2,226,000,000 $ 2,226,000,000    
Interim payment percentage                         15.00%      
Overpayment of interim payment                         $ 334,000,000      
Northstar Wireless or Northstar Spectrum | Maximum                                
Commitments and Contingencies                                
Re-Auction payment                         $ 2,921,000,000      
Northstar Wireless or Northstar Spectrum | AWS-3 Licenses | Vermont National Telephone Company                                
Commitments and Contingencies                                
Percentage of bidding credit           25.00%                    
Bidding credit value           $ 3,300,000,000                    
Recovery amount           10,000,000,000                    
Northstar Wireless or Northstar Spectrum | AWS-3 Licenses | Vermont National Telephone Company | Minimum                                
Commitments and Contingencies                                
Claim amount           5,500                    
Northstar Wireless or Northstar Spectrum | AWS-3 Licenses | Vermont National Telephone Company | Maximum                                
Commitments and Contingencies                                
Claim amount           $ 11,000                    
Northstar Wireless or Northstar Spectrum | SNR Licenses                                
Commitments and Contingencies                                
Percentage of bidding credit             25.00%                  
Bidding credit value             $ 1,961,000,000                  
Northstar Wireless or Northstar Spectrum | Northstar Licenses                                
Commitments and Contingencies                                
Number of wireless spectrum licenses | item                         261 261 261  
SNR                                
Commitments and Contingencies                                
Adjustment to interim payment                         $ 182,000,000      
Re-Auction payment                         1,211,000,000      
Non-payment gross winning bids                         $ 1,211,000,000 $ 1,211,000,000    
Interim payment percentage                         15.00%      
SNR | American III                                
Commitments and Contingencies                                
Number of wireless spectrum licenses | item                         244 244 244  
SNR | SNR Licenses                                
Commitments and Contingencies                                
Bidding credit value             $ 1,370,000,000                  
Dish Wireless LLC | Universal Service Administrative Company                                
Commitments and Contingencies                                
Claim amount         $ 13,900,000                      
Prior Arrangement | Northstar Wireless or Northstar Spectrum                                
Commitments and Contingencies                                
Number of licenses returned | item                         84      
Re-Auction payment                         $ 2,226,000,000      
Non-payment gross winning bids                         $ 2,226,000,000 $ 2,226,000,000    
Prior Arrangement | SNR | SNR Licenses                                
Commitments and Contingencies                                
Number of licenses returned | item                         113      
Subsequent event | Astound business solutions                                
Commitments and Contingencies                                
Claim amount $ 1,700,000                              
Capitalized interest on FCC authorizations                                
Commitments and Contingencies                                
Capitalized interest                         $ 10,000,000,000      
Regulatory authorizations                         10,000,000,000 10,000,000,000    
Wireless                                
Commitments and Contingencies                                
Regulatory authorizations                         29,614,839,000 $ 29,614,839,000    
Percentage of coverage obligations                       80.00%        
5G Network                                
Commitments and Contingencies                                
Payment to customer                         $ 30,000,000,000      
Number Of Sites Deployed | site                         24,000