Revenues - Summary of Revenues Disaggregated by Major Source (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Disaggregation Of Revenue [Line Items]
Total revenue	$ 227,901	$ 100,735	$ 424,872	$ 192,586
Digital Advertising
Disaggregation Of Revenue [Line Items]
Total revenue	193,168	63,255	356,912	120,048
Broadcast Advertising
Disaggregation Of Revenue [Line Items]
Total revenue	24,344	26,644	47,142	50,741
Spectrum Usage Rights
Disaggregation Of Revenue [Line Items]
Total revenue	808	1,781	1,605	3,567
Retransmission Consent
Disaggregation Of Revenue [Line Items]
Total revenue	8,211	7,708	16,575	15,784
Other
Disaggregation Of Revenue [Line Items]
Total revenue	$ 1,370	$ 1,347	$ 2,638	$ 2,446

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

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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