CONDENSED CONSOLIDATING FINANCIAL STATEMENTS: (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
CONSOLIDATED NET INCOME (LOSS)	$ (8,552)	$ 46,465	$ (20,967)	$ (28,720)
NET CHANGE IN UNREALIZED GAIN ON INVESTMENT ACTIVITIES, NET OF TAX	(82)	23	(102)	120
COMPREHENSIVE INCOME (LOSS)	(8,634)	46,488	(21,069)	(28,600)
LESS: COMPREHENSIVE INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS	5,662	3,797	11,353	7,854
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO COMMON STOCKHOLDERS	(14,296)	42,691	(32,422)	(36,454)
Wholly-Owned Guarantor Subsidiaries [Member]
CONSOLIDATED NET INCOME (LOSS)	10,122	7,591	15,685	11,093
NET CHANGE IN UNREALIZED GAIN ON INVESTMENT ACTIVITIES, NET OF TAX	0	0	0	0
COMPREHENSIVE INCOME (LOSS)	10,122	7,591	15,685	11,093
LESS: COMPREHENSIVE INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS	0	0	0	0
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO COMMON STOCKHOLDERS	10,122	7,591	15,685	11,093
Reach Media, Inc. [Member]
CONSOLIDATED NET INCOME (LOSS)	766	(557)	(2)	(1,175)
NET CHANGE IN UNREALIZED GAIN ON INVESTMENT ACTIVITIES, NET OF TAX	0	0	0	0
COMPREHENSIVE INCOME (LOSS)	766	(557)	(2)	(1,175)
LESS: COMPREHENSIVE INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS	0	0	0	0
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO COMMON STOCKHOLDERS	766	(557)	(2)	(1,175)
Non-Guarantor Subsidiaries [Member]
CONSOLIDATED NET INCOME (LOSS)	11,070	8,469	23,082	17,204
NET CHANGE IN UNREALIZED GAIN ON INVESTMENT ACTIVITIES, NET OF TAX	(82)	23	(102)	120
COMPREHENSIVE INCOME (LOSS)	10,988	8,492	22,980	17,324
LESS: COMPREHENSIVE INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS	0	0	0	0
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO COMMON STOCKHOLDERS	10,988	8,492	22,980	17,324
Radio One [Member]
CONSOLIDATED NET INCOME (LOSS)	(14,057)	42,579	(32,198)	(36,593)
NET CHANGE IN UNREALIZED GAIN ON INVESTMENT ACTIVITIES, NET OF TAX	0	0	0	0
COMPREHENSIVE INCOME (LOSS)	(14,057)	42,579	(32,198)	(36,593)
LESS: COMPREHENSIVE INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS	0	0	0	0
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO COMMON STOCKHOLDERS	(14,057)	42,579	(32,198)	(36,593)
Consolidation Adjustments [Member]
CONSOLIDATED NET INCOME (LOSS)	(16,453)	(11,617)	(27,534)	(19,249)
NET CHANGE IN UNREALIZED GAIN ON INVESTMENT ACTIVITIES, NET OF TAX	0	0	0	0
COMPREHENSIVE INCOME (LOSS)	(16,453)	(11,617)	(27,534)	(19,249)
LESS: COMPREHENSIVE INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS	5,662	3,797	11,353	7,854
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO COMMON STOCKHOLDERS	$ (22,115)	$ (15,414)	$ (38,887)	$ (27,103)