Segment Information - Additional Information (Detail)	3 Months Ended		9 Months Ended
	Sep. 30, 2023 Unit	Sep. 30, 2022	Sep. 30, 2023 Segment Market Station Unit	Sep. 30, 2022
Segment Reporting Information [Line Items]
Number of reportable segments | Segment			3
Number of business units | Unit	4		4
Percentage of revenue generated from outside the United States	79.00%	74.00%	80.00%	74.00%
Television
Segment Reporting Information [Line Items]
Number of stations owned			49
Audio
Segment Reporting Information [Line Items]
Number of stations owned			45
Advertisements and Syndicates Radio Programming | Minimum
Segment Reporting Information [Line Items]
Number of markets owned | Market			100