CONDENSED CONSOLIDATING FINANCIAL STATEMENTS: (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Net Cash Flows from Operating Activities	$ (196)	$ 12,485
Net Cash Flows from Investing Activities	452	551
Net Cash Flows from Financing Activities	(11,085)	(5,091)
Scenario, Previously Reported [Member]
Net Cash Flows from Operating Activities	3,804	12,485
Net Cash Flows from Investing Activities	(3,548)	551
Net Cash Flows from Financing Activities	(11,085)	(5,091)
Change from Combined Subsidiary Guarantor to Non-Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Change From Radio One, Inc. to Combined Subsidiary Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	(4,000)	0
Net Cash Flows from Investing Activities	4,000	0
Net Cash Flows from Financing Activities	0	0
Change from Radio One, Inc. to Non-Wholly Owned Subsidiary Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Change from Radio One, Inc. to Non-Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Consolidation Adjustments [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Radio One, Inc. [Member]
Net Cash Flows from Operating Activities	5,643	8,764
Net Cash Flows from Investing Activities	(2,066)	(2,717)
Net Cash Flows from Financing Activities	(3,256)	(978)
Radio One, Inc. [Member] | Scenario, Previously Reported [Member]
Net Cash Flows from Operating Activities	7,597	18,603
Net Cash Flows from Investing Activities	(8,596)	(5,379)
Net Cash Flows from Financing Activities	(11,085)	(5,091)
Radio One, Inc. [Member] | Change from Combined Subsidiary Guarantor to Non-Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Radio One, Inc. [Member] | Change From Radio One, Inc. to Combined Subsidiary Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	1,574	(102)
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Radio One, Inc. [Member] | Change from Radio One, Inc. to Non-Wholly Owned Subsidiary Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	759	(371)
Net Cash Flows from Investing Activities	57	7
Net Cash Flows from Financing Activities	0	0
Radio One, Inc. [Member] | Change from Radio One, Inc. to Non-Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	(7,410)	(7,724)
Net Cash Flows from Investing Activities	1,425	(3,275)
Net Cash Flows from Financing Activities	16,000	8,401
Radio One, Inc. [Member] | Consolidation Adjustments [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	3,123	(1,642)
Net Cash Flows from Investing Activities	5,048	5,930
Net Cash Flows from Financing Activities	(8,171)	(4,288)
Combined Subsidiary Guarantors [Member]
Net Cash Flows from Operating Activities	(4,319)	(86)
Net Cash Flows from Investing Activities	4,000	0
Net Cash Flows from Financing Activities	0	0
Combined Subsidiary Guarantors [Member] | Scenario, Previously Reported [Member]
Net Cash Flows from Operating Activities	1,255	(188)
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Combined Subsidiary Guarantors [Member] | Change from Combined Subsidiary Guarantor to Non-Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Combined Subsidiary Guarantors [Member] | Change From Radio One, Inc. to Combined Subsidiary Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	(5,574)	102
Net Cash Flows from Investing Activities	4,000	0
Net Cash Flows from Financing Activities	0	0
Combined Subsidiary Guarantors [Member] | Change from Radio One, Inc. to Non-Wholly Owned Subsidiary Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Combined Subsidiary Guarantors [Member] | Change from Radio One, Inc. to Non-Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Combined Subsidiary Guarantors [Member] | Consolidation Adjustments [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Non Whollyowned Guarantor Subsidiaries [Member]
Net Cash Flows from Operating Activities	(759)	371
Net Cash Flows from Investing Activities	(57)	(7)
Net Cash Flows from Financing Activities	0	0
Non Whollyowned Guarantor Subsidiaries [Member] | Scenario, Previously Reported [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Non Whollyowned Guarantor Subsidiaries [Member] | Change from Combined Subsidiary Guarantor to Non-Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Non Whollyowned Guarantor Subsidiaries [Member] | Change From Radio One, Inc. to Combined Subsidiary Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Non Whollyowned Guarantor Subsidiaries [Member] | Change from Radio One, Inc. to Non-Wholly Owned Subsidiary Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	(759)	371
Net Cash Flows from Investing Activities	(57)	(7)
Net Cash Flows from Financing Activities	0	0
Non Whollyowned Guarantor Subsidiaries [Member] | Change from Radio One, Inc. to Non-Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Non Whollyowned Guarantor Subsidiaries [Member] | Consolidation Adjustments [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Non-Guarantor Subsidiaries [Member]
Net Cash Flows from Operating Activities	7,410	7,724
Net Cash Flows from Investing Activities	(1,425)	3,275
Net Cash Flows from Financing Activities	(16,000)	(8,401)
Non-Guarantor Subsidiaries [Member] | Scenario, Previously Reported [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Non-Guarantor Subsidiaries [Member] | Change from Combined Subsidiary Guarantor to Non-Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Non-Guarantor Subsidiaries [Member] | Change From Radio One, Inc. to Combined Subsidiary Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Non-Guarantor Subsidiaries [Member] | Change from Radio One, Inc. to Non-Wholly Owned Subsidiary Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Non-Guarantor Subsidiaries [Member] | Change from Radio One, Inc. to Non-Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	7,410	7,724
Net Cash Flows from Investing Activities	(1,425)	3,275
Net Cash Flows from Financing Activities	(16,000)	(8,401)
Non-Guarantor Subsidiaries [Member] | Consolidation Adjustments [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Consolidation Adjustments [Member]
Net Cash Flows from Operating Activities	(8,171)	(4,288)
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	8,171	4,288
Consolidation Adjustments [Member] | Scenario, Previously Reported [Member]
Net Cash Flows from Operating Activities	(5,048)	(5,930)
Net Cash Flows from Investing Activities	5,048	5,930
Net Cash Flows from Financing Activities	0	0
Consolidation Adjustments [Member] | Change from Combined Subsidiary Guarantor to Non-Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Consolidation Adjustments [Member] | Change From Radio One, Inc. to Combined Subsidiary Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Consolidation Adjustments [Member] | Change from Radio One, Inc. to Non-Wholly Owned Subsidiary Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Consolidation Adjustments [Member] | Change from Radio One, Inc. to Non-Guarantor [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	0	0
Net Cash Flows from Investing Activities	0	0
Net Cash Flows from Financing Activities	0	0
Consolidation Adjustments [Member] | Consolidation Adjustments [Member] | Restatement Adjustment [Member]
Net Cash Flows from Operating Activities	(3,123)	1,642
Net Cash Flows from Investing Activities	(5,048)	(5,930)
Net Cash Flows from Financing Activities	$ 8,171	$ 4,288