v3.26.1
Debt - Additional Information (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 6 Months Ended
Apr. 02, 2026
Mar. 25, 2026
Apr. 30, 2026
Mar. 31, 2026
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Debt Instrument [Line Items]              
Debt issuance costs         $ 107 $ 2  
Debt issuance costs, including lender fees and third party costs         125    
Financing costs related to temporary financing         22    
Bridge Loan       $ 1,211      
Total outstanding principal         8,149 $ 3,543  
Debt instrument principal amount         $ 11,876   $ 6,361
Term Loan A, due 2027 [Member]              
Debt Instrument [Line Items]              
Applicable margin       2.00%      
Secured Debt [Member]              
Debt Instrument [Line Items]              
Maximum consolidated first lien net leverage ratio         425.00%    
Maximum consolidated first lien net leverage ratio increase         425.00%    
Maximum consolidated first lien net leverage ratio after material transaction         475.00%    
Nexstar [Member] | Senior Secured Notes [Member] | 6.50% Secured Notes due 2033 [Member]              
Debt Instrument [Line Items]              
Interest rate   6.50%          
Frequency of periodic interest payments   semiannually          
Interest rate   6.50%          
Total outstanding principal   $ 3,390          
Maturity date   Sep. 15, 2033          
Nexstar [Member] | Senior Secured Notes [Member] | 6.50% Secured Notes due 2033 [Member] | At Any Time Prior to March 15, 2029 [Member]              
Debt Instrument [Line Items]              
Debt redemption percentage   100.00%          
Nexstar [Member] | Senior Secured Notes [Member] | 6.50% Secured Notes due 2033 [Member] | At Any Time Prior to March 15, 2029 Up to 40% of Aggregate Principal Amount [Member]              
Debt Instrument [Line Items]              
Debt redemption percentage   106.50%          
Nexstar [Member] | Senior Secured Notes [Member] | 6.50% Secured Notes due 2033 [Member] | At Any Time Prior to March 15, 2029 Up to 10% of Aggregate Principal Amount [Member]              
Debt Instrument [Line Items]              
Debt redemption percentage   103.00%          
Nexstar [Member] | Senior Secured Notes [Member] | 6.50% Secured Notes due 2033 [Member] | At Any Time Prior to September 2033 [Member]              
Debt Instrument [Line Items]              
Debt redemption percentage   101.00%          
Nexstar [Member] | Senior Secured Notes [Member] | 7.75% Notes due 2027 [Member]              
Debt Instrument [Line Items]              
Interest rate         7.75%    
Frequency of periodic interest payments         semiannually    
Interest rate         7.75%    
Total outstanding principal         $ 200    
Maturity date         Jun. 01, 2027    
Nexstar [Member] | Senior Secured Notes [Member] | 7.25% Notes due 2027 [Member]              
Debt Instrument [Line Items]              
Interest rate         7.25%    
Frequency of periodic interest payments         semiannually    
Interest rate         7.25%    
Total outstanding principal         $ 240    
Maturity date         Sep. 15, 2027    
Nexstar [Member] | Senior Secured Notes [Member] | 7.25% Notes due 2034 [Member]              
Debt Instrument [Line Items]              
Total outstanding principal     $ 1,725        
Nexstar [Member] | Secured Debt [Member]              
Debt Instrument [Line Items]              
Repayment of scheduled maturity of debt         $ 59    
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]       us-gaap:SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember      
Total outstanding principal       $ 148      
Nexstar [Member] | Secured Debt [Member] | Term Loan A, due 2027 [Member]              
Debt Instrument [Line Items]              
Total outstanding principal       $ 150      
Maturity date       Mar. 18, 2027      
Nexstar [Member] | Secured Debt [Member] | Term Loan A, due 2027 [Member] | TEGNA Inc. [Member]              
Debt Instrument [Line Items]              
Total outstanding principal         150    
Nexstar [Member] | Secured Debt [Member] | Term Loan B, due 2033 [Member]              
Debt Instrument [Line Items]              
Applicable margin       2.75%      
Total outstanding principal       $ 1,750      
Maturity date       Mar. 19, 2033      
Debt instrument principal amount         1,525    
Nexstar [Member] | Secured Debt [Member] | Term Loan B, due 2033 [Member] | TEGNA Inc. [Member]              
Debt Instrument [Line Items]              
Bridge Loan       $ 1,211      
Total outstanding principal       2,750 $ 225    
Debt instrument principal amount       1,750      
Nexstar [Member] | Secured Debt [Member] | 6.50% Secured Notes due 2033 [Member]              
Debt Instrument [Line Items]              
Interest rate         6.50%   6.50%
Interest rate         6.50%   6.50%
Total outstanding principal       $ 3,390      
Debt instrument principal amount         $ 3,390    
Nexstar [Member] | Secured Debt [Member] | 7.75% Notes due 2027 [Member]              
Debt Instrument [Line Items]              
Interest rate         7.75%   7.75%
Interest rate         7.75%   7.75%
Debt instrument principal amount [1]         $ 200    
Nexstar [Member] | Secured Debt [Member] | 7.25% Notes due 2027 [Member]              
Debt Instrument [Line Items]              
Interest rate         7.25%   7.25%
Interest rate         7.25%   7.25%
Debt instrument principal amount [1]         $ 240    
Nexstar [Member] | Secured Debt [Member] | 5.00% Notes due 2029 [Member]              
Debt Instrument [Line Items]              
Tender offer       101.125%      
Nexstar [Member] | Secured Debt [Member] | 5.00% Notes due 2029 [Member] | TEGNA Inc. [Member]              
Debt Instrument [Line Items]              
Interest rate       5.00%      
Interest rate       5.00%      
Total outstanding principal       $ 1,037      
Nexstar [Member] | Secured Debt [Member] | $3 million 5.00% Notes due 2029 [Member]              
Debt Instrument [Line Items]              
Tender offer       98.125%      
Nexstar [Member] | Secured Debt [Member] | $3 million 5.00% Notes due 2029 [Member] | TEGNA Inc. [Member]              
Debt Instrument [Line Items]              
Interest rate       5.00%      
Interest rate       5.00%      
Total outstanding principal       $ 3      
Nexstar [Member] | Secured Debt [Member] | 7.25% Notes due 2034 [Member]              
Debt Instrument [Line Items]              
Tender offer     7.25%        
Nexstar [Member] | Secured Debt [Member] | 5.625% Notes due 2027 [Member] | TEGNA Inc. [Member]              
Debt Instrument [Line Items]              
Interest rate     5.625%        
Interest rate     5.625%        
Total outstanding principal     $ 1,714        
Nexstar [Member] | Secured Debt [Member] | Revolving loans, due 2030 [Member]              
Debt Instrument [Line Items]              
Available borrowing capacity         428    
Credit facility outstanding amount         30    
Debt instrument principal amount         $ 291   $ 144
Nexstar [Member] | Secured Debt [Member] | Term Loan B              
Debt Instrument [Line Items]              
Total outstanding principal       $ 2,750      
Nexstar [Member] | Senior Subordinated Notes [Member] | 6.50% Secured Notes due 2033 [Member]              
Debt Instrument [Line Items]              
Interest rate       6.50%      
Interest rate       6.50%      
Nexstar [Member] | Senior Subordinated Notes [Member] | 7.75% Notes due 2027 [Member]              
Debt Instrument [Line Items]              
Interest rate       7.75%      
Interest rate       7.75%      
Total outstanding principal       $ 200      
Maturity date       Jun. 01, 2027      
Nexstar [Member] | Senior Subordinated Notes [Member] | 7.25% Notes due 2027 [Member]              
Debt Instrument [Line Items]              
Interest rate       7.25%      
Interest rate       7.25%      
Total outstanding principal       $ 240      
Maturity date       Sep. 15, 2027      
Nexstar [Member] | Senior Subordinated Notes [Member] | 5.00% Notes due 2029 [Member]              
Debt Instrument [Line Items]              
Interest rate       5.00% 5.00%   5.00%
Interest rate       5.00% 5.00%   5.00%
Total outstanding principal       $ 1,100      
Maturity date       Sep. 15, 2029      
Debt instrument principal amount         $ 60    
Nexstar [Member] | Senior Subordinated Notes [Member] | 7.25% Notes due 2034 [Member]              
Debt Instrument [Line Items]              
Interest rate     7.25%   7.25%   7.25%
Interest rate     7.25%   7.25%   7.25%
Debt instrument principal amount         $ 1,725    
Nexstar [Member] | Senior Subordinated Notes [Member] | 5.625% Notes due 2027 [Member]              
Debt Instrument [Line Items]              
Interest rate 5.625%   5.625%   5.625%   5.625%
Interest rate 5.625%   5.625%   5.625%   5.625%
Debt instrument principal amount             $ 1,714
Nexstar [Member] | Senior Subordinated Notes [Member] | 4.625% Notes due March 2026 [Member] | TEGNA Inc. [Member]              
Debt Instrument [Line Items]              
Interest rate       4.625%      
Interest rate       4.625%      
Total outstanding principal       $ 1,000      
Nexstar [Member] | Senior Subordinated Notes [Member] | 4.625% Notes due 2026 [Member]              
Debt Instrument [Line Items]              
Interest rate       4.625%      
Interest rate       4.625%      
Total outstanding principal       $ 1,000      
Nexstar [Member] | Senior Subordinated Notes [Member] | 7.25% Notes due 2034 [Member]              
Debt Instrument [Line Items]              
Interest rate 7.25%            
Interest rate 7.25%            
Total outstanding principal $ 1,725            
Nexstar [Member] | Senior Subordinated Notes [Member] | 7.25% Notes due 2034 [Member] | At Any Time Prior to March 15, 2029 [Member]              
Debt Instrument [Line Items]              
Debt redemption percentage 100.00%            
Nexstar [Member] | Senior Subordinated Notes [Member] | 7.25% Notes due 2034 [Member] | At Any Time Prior to March 15, 2029 Up to 40% of Aggregate Principal Amount [Member]              
Debt Instrument [Line Items]              
Debt redemption percentage 107.25%            
Nexstar [Member] | Senior Subordinated Notes [Member] | 7.25% Notes due 2034 [Member] | At Any Time Prior to March 15, 2029 Up to 10% of Aggregate Principal Amount [Member]              
Debt Instrument [Line Items]              
Debt redemption percentage 101.00%            
Mission [Member] | Secured Debt [Member] | Revolving loans, due 2030 [Member]              
Debt Instrument [Line Items]              
Available borrowing capacity         $ 14    
Debt instrument principal amount         $ 62   $ 62
[1] In accordance with the terms of the indenture, the Company intends to secure the notes.