GOODWILL, RADIO BROADCASTING LICENSES AND OTHER INTANGIBLE ASSETS (Details 6) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Schedule of GOODWILL, RADIO BROADCASTING LICENSES AND OTHER INTANGIBLE ASSETS [Line Items]
Gross goodwill	$ 373,379	$ 372,797	$ 369,479
Accumulated impairment losses	(115,095)	(97,442)	(97,442)
Additions	0	582	3,318
Impairments	0	(17,653)	0
Net goodwill	258,284	258,284	275,355
Radio Broadcasting Segment [Member]
Schedule of GOODWILL, RADIO BROADCASTING LICENSES AND OTHER INTANGIBLE ASSETS [Line Items]
Gross goodwill	154,863	154,863	152,151
Accumulated impairment losses	(84,436)	(81,328)	(81,328)
Additions	0	0	2,712
Impairments	0	(3,108)	0
Net goodwill	70,427	70,427	73,535
Reach Media Segment [Member]
Schedule of GOODWILL, RADIO BROADCASTING LICENSES AND OTHER INTANGIBLE ASSETS [Line Items]
Gross goodwill	30,468	30,468	30,468
Accumulated impairment losses	(16,114)	(16,114)	(16,114)
Additions	0	0	0
Impairments	0	0	0
Net goodwill	14,354	14,354	14,354
Internet Segment [Member]
Schedule of GOODWILL, RADIO BROADCASTING LICENSES AND OTHER INTANGIBLE ASSETS [Line Items]
Gross goodwill	23,004	22,422	21,816
Accumulated impairment losses	(14,545)	0	0
Additions	0	582	606
Impairments	0	(14,545)	0
Net goodwill	8,459	8,459	22,422
Cable Television Segment [Member]
Schedule of GOODWILL, RADIO BROADCASTING LICENSES AND OTHER INTANGIBLE ASSETS [Line Items]
Gross goodwill	165,044	165,044	165,044
Accumulated impairment losses	0	0	0
Additions	0	0	0
Impairments	0	0	0
Net goodwill	$ 165,044	$ 165,044	$ 165,044