Subsequent Events - Additional Information (Detail) - USD ($) $ in Millions		12 Months Ended
	Mar. 02, 2017	Dec. 31, 2016
Subsequent Event | Headway
Subsequent Event [Line Items]
Initial payment to acquire the business	$ 12.0
Business acquisition description of acquired entity	Entravision entered into a definitive agreement to acquire the business of Headway, a provider of digital marketing solutions primarily in the United States, Mexico and Latin America.
Subsequent Event | Headway | Performance Benchmarks | Maximum
Subsequent Event [Line Items]
Contingent earn-out payments	$ 34.5
FCC
Subsequent Event [Line Items]
Anticipated proceeds from the reverse auction for broadcast spectrum		$ 264.0