Nature of Business, Interim Financial Data and Basis of Presentation - Narrative (Details)	6 Months Ended
Jun. 30, 2022 segment affiliate station market
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of owned-and-operated stations \| station	405
Number of markets \| market	86
Number of affiliate stations \| affiliate	9,500
Number of reportable segments \| segment	1

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 18
-URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8672-108599

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration