Related-Party Transactions - Summary of Related-Party Balances with Univision and Other Related Parties (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Related Party Transaction [Line Items]
Trade receivables	$ 66,399	$ 64,956
Other current assets	5,705	5,295
Intangible assets subject to amortization, net	16,656	20,193
Advances payable	118	118
Accounts payable	29,669	32,195
Direct operating expenses	110,323	104,874	$ 101,419
Amortization	15,989	14,663	14,953
Univision
Related Party Transaction [Line Items]
Trade receivables	5,534	10,882
Intangible assets subject to amortization, net	13,918	16,239
Accounts payable	3,791	3,695
Direct operating expenses	9,306	10,655	10,322
Amortization	2,321	2,320	2,321
Other
Related Party Transaction [Line Items]
Other current assets	274	274
Advances payable	118	118
Related Parties
Related Party Transaction [Line Items]
Trade receivables	5,534	10,882
Other current assets	274	274
Intangible assets subject to amortization, net	13,918	16,239
Advances payable	118	118
Accounts payable	3,791	3,695
Direct operating expenses	9,306	10,655	10,322
Amortization	$ 2,321	$ 2,320	$ 2,320