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v3.25.3

Debt - Additional Information (Details) - USD ($) $ in Millions |  | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Jun. 27, 2025 | Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Debt Instrument [Line Items] |  |  |  |  |  |
Total outstanding principal |  | $ 6,388 |  | $ 6,388 |  | $ 6,545
Debt Related Commitment Fees and Debt Issuance Costs |  | 23 |  | 33 | $ 1 |
Selling General and Administrative Expenses |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt issuance costs |  |  |  | 9 |  |
Debt Related Commitment Fees and Debt Issuance Costs |  |  |  | $ 9 |  |
Term Loan A, due June 2030 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Applicable margin |  |  |  | 1.50% |  |
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] |  |  |  | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] |  |
Term Loan B, due June 2032 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Applicable margin |  |  |  | 2.50% |  |
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] |  |  |  | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] |  |
Term Loan A, Due June 2030 and Term Loan B, Due June 2032 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Previous debt discounts and financing costs carried by new debt |  | 9 |  | $ 9 |  |
Debt discount and debt issuance costs gross |  | 18 |  | $ 18 |  |
Secured Debt [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maximum consolidated first lien net leverage ratio |  |  |  | 425.00% |  |
Maximum consolidated first lien net leverage ratio after material transaction |  |  |  | 475.00% |  |
Nexstar [Member] | Term Loan A, due June 2027 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Prepayment of principal balance under term loan | $ 2,091 |  |  |  |  |
Repayments of Long-term Debt, Total | 2,091 |  |  |  |  |
Nexstar [Member] | Term Loan B, due September 2026 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Prepayment of principal balance under term loan | 1,358 |  |  |  |  |
Repayments of Long-term Debt, Total | 1,358 |  |  |  |  |
Nexstar [Member] | Secured Debt [Member] | Term Loans [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Repayment of scheduled maturity of debt |  |  |  | $ 57 |  |
Nexstar [Member] | Secured Debt [Member] | Revolving loans, due June 2027 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Available borrowing capacity |  | 586 |  | 586 |  |
Credit facility outstanding amount |  | 20 |  | 20 |  |
Nexstar [Member] | Secured Debt [Member] | Term Loan A, due June 2030 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total outstanding principal |  | 1,880 |  | $ 1,880 |  |
Total outstanding principal | $ 1,905 |  |  |  |  |
Maturity date | Jun. 27, 2030 |  |  | Jun. 30, 2030 |  | Jun. 30, 2030
Nexstar [Member] | Secured Debt [Member] | Term Loan B, due June 2032 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total outstanding principal |  | 1,300 |  | $ 1,300 |  |
Total outstanding principal | $ 1,300 |  |  |  |  |
Maturity date | Jun. 27, 2032 |  |  | Jun. 30, 2032 |  | Jun. 30, 2032
Nexstar [Member] | Secured Debt [Member] | Revolving loans, due June 2030 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total outstanding principal |  | $ 144 |  | $ 144 |  |
Total outstanding principal | $ 750 |  |  |  |  |
Total outstanding principal | $ 144 |  |  |  |  |
Maturity date | Jun. 27, 2030 |  |  |  |  |
Nexstar [Member] | Secured Debt [Member] | Term Loan A, due June 2027 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total outstanding principal |  |  |  |  |  | $ 2,121
Maturity date |  |  |  | Jun. 30, 2027 |  | Jun. 30, 2027
Nexstar [Member] | Secured Debt [Member] | Term Loan B, due September 2026 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total outstanding principal |  |  |  |  |  | $ 1,358
Maturity date |  |  |  | Sep. 30, 2026 |  | Sep. 30, 2026
Nexstar [Member] | Senior Subordinated Notes [Member] | 4.75% Notes, due November 2028 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Interest rate |  | 4.75% |  | 4.75% |  | 4.75%
Total outstanding principal |  | $ 1,000 |  | $ 1,000 |  | $ 1,000
Maturity date |  |  |  | Nov. 30, 2028 |  | Nov. 30, 2028
Nexstar [Member] | Senior Subordinated Notes [Member] | 5.625% Notes, due July 2027 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Interest rate |  | 5.625% |  | 5.625% |  | 5.625%
Total outstanding principal |  | $ 1,714 |  | $ 1,714 |  | $ 1,714
Maturity date |  |  |  | Jul. 31, 2027 |  | Jul. 31, 2027
Nexstar [Member] | Senior Subordinated Notes [Member] | Revolving loans, due June 2030 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maturity date |  |  |  | Jun. 30, 2030 |  | Jun. 30, 2030
Mission [Member] | Revolving loans, due June 2027 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Prepayment of principal balance under term loan | $ 62 |  |  |  |  |
Repayments of Long-term Debt, Total | 62 |  |  |  |  |
Mission [Member] | Secured Debt [Member] | Revolving loans, due June 2027 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Available borrowing capacity |  | 14 |  | $ 14 |  |
Total outstanding principal |  |  |  |  |  | $ 62
Maturity date |  |  |  | Jun. 30, 2027 |  | Jun. 30, 2027
Mission [Member] | Secured Debt [Member] | Revolving loans, due June 2030 [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Total outstanding principal |  | $ 62 |  | $ 62 |  |
Total outstanding principal | 75 |  |  |  |  |
Total outstanding principal | $ 62 |  |  |  |  |
Maturity date | Jun. 27, 2030 |  |  | Jun. 30, 2030 |  | Jun. 30, 2030

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