Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition - Trade and Barter Transactions Expenses (Detail)

v3.21.2
Revenue Recognition - Trade and Barter Transactions Expenses (Detail) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Revenue Recognition [Line Items]        
Total net revenue $ 65,983 $ 60,641 $ 189,118 $ 171,762
Broadcast [Member] | Advertising Barter Transactions [Member]        
Revenue Recognition [Line Items]        
Total net revenue 582 444 1,647 2,118
Cost 619 413 1,704 1,971
Digital Media [Member]        
Revenue Recognition [Line Items]        
Total net revenue     30,603 28,355
Digital Media [Member] | Advertising Barter Transactions [Member]        
Revenue Recognition [Line Items]        
Cost    
Publishing [Member]        
Revenue Recognition [Line Items]        
Total net revenue     18,093 13,366
Publishing [Member] | Advertising Barter Transactions [Member]        
Revenue Recognition [Line Items]        
Total net revenue   $ 3   $ 34
Cost $ (2)   $ (5)