Related-Party Transactions - Summary of Related-Party Balances with Univision and Other Related Parties (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Related Party Transaction [Line Items]
Trade receivables	$ 201,747	$ 142,004
Other current assets	18,925	18,021
Intangible assets subject to amortization, net	64,034	49,412
Accounts payable	212,655	126,849
Direct operating expenses	116,449	104,909	$ 119,412
Amortization	22,420	17,282	16,648
TelevisaUnivision
Related Party Transaction [Line Items]
Trade receivables	8,162	6,172
Intangible assets subject to amortization, net	4,642	5,869
Accounts payable	1,802	1,969
Direct operating expenses	8,412	9,063	8,194
Amortization	1,228	1,228	1,229
Other
Related Party Transaction [Line Items]
Other current assets	274	274
Accounts payable	118	118
Related Parties
Related Party Transaction [Line Items]
Trade receivables	8,162	6,172
Other current assets	274	274	274
Intangible assets subject to amortization, net	4,642	5,869
Accounts payable	1,920	2,087
Amortization	$ 1,228	$ 1,228	$ 1,229

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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