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Revenues - Summary of Revenues Disaggregated by Major Source (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Disaggregation Of Revenue [Line Items]
Total revenue	$ 91,851	$ 78,176
Digital Advertising
Disaggregation Of Revenue [Line Items]
Total revenue	56,793	38,223
Broadcast Advertising
Disaggregation Of Revenue [Line Items]
Total revenue	24,097	27,836
Spectrum Usage Rights
Disaggregation Of Revenue [Line Items]
Total revenue	1,786	1,760
Retransmission Consent
Disaggregation Of Revenue [Line Items]
Total revenue	8,076	9,155
Other
Disaggregation Of Revenue [Line Items]
Total revenue	$ 1,099	$ 1,202

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