CONDENSED CONSOLIDATING FINANCIAL STATEMENTS: (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended										12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012		Mar. 31, 2012	Dec. 31, 2011		Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Revenue	$ 105,885	$ 109,894	$ 105,830	[1]	$ 102,964	$ 98,044	[2]	$ 104,352	$ 96,944	$ 64,899	$ 424,573	$ 364,239	$ 279,292
Operating Income (Loss)	14,673	21,573	21,467	[1]	13,802	(8,842)	[2]	13,152	15,767	5,549	71,515	25,626	15,186
Consolidated Net(Loss) Income											(54,116)	12,903	(26,625)
Net Income Attributable to Non-Controlling Interests											12,749	10,014	2,008
Consolidated Net(Loss) Income Attributable to Common Stockholders	(17,227)	(13,064)	42,668	[1]	(79,242)	(21,538)	[2]	(9,878)	98,550	(64,245)	(66,865)	2,889	(28,633)
Scenario, Previously Reported [Member]
Revenue											424,573	364,239	279,292
Operating Income (Loss)											71,515	25,626	15,186
Consolidated Net(Loss) Income											(54,116)	12,903	(26,625)
Net Income Attributable to Non-Controlling Interests											12,749	10,014	2,008
Consolidated Net(Loss) Income Attributable to Common Stockholders											(66,865)	2,889	(28,633)
Change from Guarantor to Non-Guarantor [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Change from Radio One, Inc. to Guarantor [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Change from Radio One, Inc. to Non-Guarantor [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Restatement of Consolidation Adjustments [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Radio One, Inc. [Member]
Revenue											128,116	121,631	121,478
Operating Income (Loss)											22,091	9,340	(4,434)
Consolidated Net(Loss) Income											(66,865)	2,889	(28,633)
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											(66,865)	2,889	(28,633)
Radio One, Inc. [Member] | Scenario, Previously Reported [Member]
Revenue											285,901	234,373	144,848
Operating Income (Loss)											32,631	6,112	(16,703)
Consolidated Net(Loss) Income											(54,116)	12,903	(26,625)
Net Income Attributable to Non-Controlling Interests											12,749	10,014	2,008
Consolidated Net(Loss) Income Attributable to Common Stockholders											(66,865)	2,889	(28,633)
Radio One, Inc. [Member] | Change from Guarantor to Non-Guarantor [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0		0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Radio One, Inc. [Member] | Change from Radio One, Inc. to Guarantor [Member] | Restatement Adjustment [Member]
Revenue											7,549	8,697	6,852
Operating Income (Loss)											(209)	1,276	(1,138)
Consolidated Net(Loss) Income											13,895	16,216	6,901
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											13,895	16,216	6,901
Radio One, Inc. [Member] | Change from Radio One, Inc. to Non-Guarantor [Member] | Restatement Adjustment [Member]
Revenue											(173,458)	(134,406)	(41,773)
Operating Income (Loss)											(36,513)	(19,427)	13,407
Consolidated Net(Loss) Income											(25,417)	(13,031)	14,248
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											(25,417)	(13,031)	14,248
Radio One, Inc. [Member] | Restatement of Consolidation Adjustments [Member] | Restatement Adjustment [Member]
Revenue											8,124	12,967	11,551
Operating Income (Loss)											26,182	21,379	0
Consolidated Net(Loss) Income											(1,227)	(13,199)	(23,157)
Net Income Attributable to Non-Controlling Interests											(12,749)	(10,014)	(2,008)
Consolidated Net(Loss) Income Attributable to Common Stockholders											11,522	(3,185)	(21,149)
Combined Subsidiary Guarantors [Member]
Revenue											131,123	121,169	127,592
Operating Income (Loss)											39,093	18,238	33,027
Consolidated Net(Loss) Income											23,644	2,712	25,056
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											23,644	2,712	25,056
Combined Subsidiary Guarantors [Member] | Scenario, Previously Reported [Member]
Revenue											138,672	129,866	134,444
Operating Income (Loss)											38,884	19,514	31,889
Consolidated Net(Loss) Income											37,539	18,928	31,957
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											37,539	18,928	31,957
Combined Subsidiary Guarantors [Member] | Change from Guarantor to Non-Guarantor [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Combined Subsidiary Guarantors [Member] | Change from Radio One, Inc. to Guarantor [Member] | Restatement Adjustment [Member]
Revenue											(7,549)	(8,697)	(6,852)
Operating Income (Loss)											209	(1,276)	1,138
Consolidated Net(Loss) Income											(13,895)	(16,216)	(6,901)
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											(13,895)	(16,216)	(6,901)
Combined Subsidiary Guarantors [Member] | Change from Radio One, Inc. to Non-Guarantor [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Combined Subsidiary Guarantors [Member] | Restatement of Consolidation Adjustments [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Non-Guarantor Subsidiaries [Member]
Revenue											173,458	134,406	41,773
Operating Income (Loss)											36,513	19,427	(13,407)
Consolidated Net(Loss) Income											25,417	13,031	(14,248)
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											25,417	13,031	(14,248)
Non-Guarantor Subsidiaries [Member] | Scenario, Previously Reported [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Non-Guarantor Subsidiaries [Member] | Change from Guarantor to Non-Guarantor [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Non-Guarantor Subsidiaries [Member] | Change from Radio One, Inc. to Guarantor [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Non-Guarantor Subsidiaries [Member] | Change from Radio One, Inc. to Non-Guarantor [Member] | Restatement Adjustment [Member]
Revenue											173,458	134,406	41,773
Operating Income (Loss)											36,513	19,427	(13,407)
Consolidated Net(Loss) Income											25,417	13,031	(14,248)
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											25,417	13,031	(14,248)
Non-Guarantor Subsidiaries [Member] | Restatement of Consolidation Adjustments [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Consolidation Adjustments [Member]
Revenue											(8,124)	(12,967)	(11,551)
Operating Income (Loss)											(26,182)	(21,379)	0
Consolidated Net(Loss) Income											(36,312)	(5,729)	(8,800)
Net Income Attributable to Non-Controlling Interests											12,749	10,014	2,008
Consolidated Net(Loss) Income Attributable to Common Stockholders											(49,061)	(15,743)	(10,808)
Consolidation Adjustments [Member] | Scenario, Previously Reported [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											(37,539)	(18,928)	(31,957)
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											(37,539)	(18,928)	(31,957)
Consolidation Adjustments [Member] | Change from Guarantor to Non-Guarantor [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Consolidation Adjustments [Member] | Change from Radio One, Inc. to Guarantor [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Consolidation Adjustments [Member] | Change from Radio One, Inc. to Non-Guarantor [Member] | Restatement Adjustment [Member]
Revenue											0	0	0
Operating Income (Loss)											0	0	0
Consolidated Net(Loss) Income											0	0	0
Net Income Attributable to Non-Controlling Interests											0	0	0
Consolidated Net(Loss) Income Attributable to Common Stockholders											0	0	0
Consolidation Adjustments [Member] | Restatement of Consolidation Adjustments [Member] | Restatement Adjustment [Member]
Revenue											(8,124)	(12,967)	(11,551)
Operating Income (Loss)											(26,182)	(21,379)	0
Consolidated Net(Loss) Income											1,227	13,199	23,157
Net Income Attributable to Non-Controlling Interests											12,749	10,014	2,008
Consolidated Net(Loss) Income Attributable to Common Stockholders											$ (11,522)	$ 3,185	$ 21,149

[1] The net income from continuing operations for the quarter ended June 30, 2012 includes $313,000 of pre-tax impairment charges.

[2] The net loss from continuing operations for the quarter ended December 31, 2011 includes approximately $22.3 million of pre-tax impairment charges.