Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events - Additional Information (Detail)

v2.4.0.8
Subsequent Events - Additional Information (Detail) (KXXT-AM in Phoenix, Arizona, USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2014
May 29, 2014
Oct. 01, 2014
Subsequent event
Subsequent Event [Line Items]      
Business acquisition purchase price   $ 600 $ 600
Acquisition date Oct. 01, 2014