Annual report pursuant to Section 13 and 15(d)

IMPAIRMENT OF GOODWILL AND OTHER INDEFINITE-LIVED INTANGIBLE ASSETS (Details Textual)

v3.8.0.1
IMPAIRMENT OF GOODWILL AND OTHER INDEFINITE-LIVED INTANGIBLE ASSETS (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Goodwill And Other Intangible Assets [Line Items]      
Impairment of Intangible Assets, Finite-lived $ 0 $ 8 $ 0
Broadcast Licenses [Member]      
Goodwill And Other Intangible Assets [Line Items]      
Percentage Of Fair Value Over Carrying Value 25.00%    
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount 25.00%    
Mastheads [Member]      
Goodwill And Other Intangible Assets [Line Items]      
Impairment of Intangible Assets, Finite-lived $ 19