Maximum consolidated first lien net leverage ratio.

No definition available.

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- Definition

Refers to the minimum holders that may declare the principal and unpaid interest on all the notes to be due and payable in the event of default.

+ References

No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Date the debt agreement requires the first payment to be made, in CCYY-MM-DD format.

+ References

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Description of the frequency of periodic payments (monthly, quarterly, annual).

+ References

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Amount of the required periodic payments applied to principal.

+ References

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- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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- Definition

Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

+ References

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- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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Debt - Additional Information (Details) - USD ($) $ in Thousands				3 Months Ended	9 Months Ended
	Sep. 25, 2020	Sep. 03, 2020	Mar. 09, 2020	Sep. 30, 2020	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Debt Instrument [Line Items]
Loss on extinguishment of debt				$ 37,371	$ 44,848	$ 3,724
Repayment of debt					$ 1,857,838	$ 215,413
2020 Revolving Facility [Member]
Debt Instrument [Line Items]
Debt issuance		$ 280,000
Maturity date		Oct. 26, 2023
2020 Revolving Facility [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Debt instrument, margin rate		1.75%
2020 Revolving Facility [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Debt instrument, margin rate		2.50%
2020 Revolving Facility [Member] \| Mission [Member]
Debt Instrument [Line Items]
Debt issuance		$ 250,000
Amount drew upon revolving facility		225,000
2020 Revolving Facility [Member] \| Mission [Member] \| Term Loans [Member]
Debt Instrument [Line Items]
Prepayment of principal balance under term loan		224,500
Loss on extinguishment of debt		2,700
2020 Revolving Facility [Member] \| Nexstar [Member]
Debt Instrument [Line Items]
Debt issuance		30,000
Senior Subordinated Notes [Member] \| 4.75% Due 2028 [Member]
Debt Instrument [Line Items]
Debt issuance	$ 1,000,000
Maturity date	Nov. 01, 2028
Interest rate	4.75%			4.75%	4.75%		4.75%
Debt redemption percentage	100.00%
Frequency of periodic principal payments					semiannually
Debt instrument, first interest payment due date	May 01, 2021
Minimum debt holders that may declare debt due and payable upon default	25.00%
Debt finance costs				$ 9,300	$ 9,300
Senior Subordinated Notes [Member] \| 4.75% Due 2028 [Member] \| At Any Time Prior to November 1, 2023 [Member]
Debt Instrument [Line Items]
Debt redemption percentage	40.00%
Senior Subordinated Notes [Member] \| 4.75% Due 2028 [Member] \| At Any Time Prior to November 1, 2023 Up to 40% of Aggregate Principal Amount [Member]
Debt Instrument [Line Items]
Debt redemption percentage	104.75%
Senior Subordinated Notes [Member] \| 4.75% Due 2028 [Member] \| Change in Control [Member]
Debt Instrument [Line Items]
Debt redemption percentage	101.00%
Senior Subordinated Notes [Member] \| 5.625% Due 2024 [Member]
Debt Instrument [Line Items]
Loss on extinguishment of debt	$ 33,900
Interest rate	5.625%			5.625%	5.625%		5.625%
Repayment of debt	$ 900,000
Debt redemption percentage	102.813%
Senior Subordinated Notes [Member] \| 5.625 % Due 2027 [Member]
Debt Instrument [Line Items]
Interest rate				5.625%	5.625%		5.625%
Senior Secured Credit Facility [Member] \| Term Loans [Member]
Debt Instrument [Line Items]
Prepayment of principal balance under term loan			$ 200,000		$ 480,000
Loss on extinguishment of debt					8,400
Repayment of debt					$ 53,300
Senior Secured Credit Facility [Member] \| Nexstar [Member]
Debt Instrument [Line Items]
Maximum consolidated first lien net leverage ratio					425.00%
Revolving Loans [Member] \| Mission [Member]
Debt Instrument [Line Items]
Available borrowing capacity		3,000		$ 25,000	$ 25,000
Revolving Loans [Member] \| Nexstar [Member]
Debt Instrument [Line Items]
Available borrowing capacity		$ 139,700		$ 172,700	$ 172,700