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Number Of Renewed Agreements

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- Definition

Amount for accounts payable to related parties.

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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.

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- Definition

Costs of sales and operating expenses for the period incurred from transactions with related parties.

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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- Definition

The total number of new claims filed pertaining to a loss contingency during the period.

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Number of defendants named in a legal action.

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Number of pending claims pertaining to a loss contingency.

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Amount of cash inflow from maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Other matters (Details) $ in Millions			1 Months Ended					3 Months Ended		9 Months Ended
Other matters (Details) $ in Millions	Nov. 09, 2022 lawsuit letter	Jul. 30, 2018 defendant	Jun. 30, 2022 USD ($)	Jan. 31, 2022 USD ($)	Dec. 31, 2021 USD ($) agreement	Jun. 30, 2019 defendant	Dec. 13, 2018 defendant	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)
Business Acquisition [Line Items]
Proceeds from maturity of debt securities available for sale			$ 3.0
Intangible Contract Asset
Business Acquisition [Line Items]
Amount of intangible contract asset				$ 20.8
Intangible asset useful life				2 years
MadHive
Business Acquisition [Line Items]
Number of renewed existing commercial agreements \| agreement					2
Equity And Debt Investment \| Affiliated Entity
Business Acquisition [Line Items]
Expenses incurred with related party								$ 30.4	$ 19.7	$ 86.3	$ 62.1
Accounts payable and accrued liabilities with related party					$ 8.9			$ 19.4		$ 19.4
Clay, Massey & Associates, P.C. v. Gray Television
Business Acquisition [Line Items]
Number of other broadcasters settling DOJ complaint (defendant) \| defendant		16				4
Settled litigation
Business Acquisition [Line Items]
Number of other broadcasters settling DOJ complaint (defendant) \| defendant						4	7
Pending Litigation \| Merger Related Lawsuits \| Subsequent Event
Business Acquisition [Line Items]
Number of lawsuit filed \| lawsuit	7
Number of lawsuits voluntarily dismissed \| lawsuit	1
Number of demand letter received \| letter	4