Related Party Transactions (Narrative) (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011	Mar. 31, 2012 Revolving Credit Facility [Member]	Mar. 31, 2012 Revolving Credit Facility [Member] Before Repayments [Member]	Mar. 31, 2012 International Subsidiaries Sublimit [Member]	Mar. 31, 2012 International Subsidiaries Sublimit [Member] Before Repayments [Member]	Mar. 31, 2012 Senior Secured Credit Facility [Member]	Mar. 15, 2012 Senior Secured Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument, face amount	$ 1,000,000,000		$ 1,000,000,000
Due from Clear Channel Communications	712,310,000		712,310,000		656,040,000
Line of Credit Facility, Maximum Borrowing Capacity						10,000,000	1,900,000,000	750,000	145,000,000
Labor and related expense	2,900,000	3,000,000	5,700,000	6,000,000
Advertising revenue	200,000	700,000	600,000	1,700,000
Interest income on Due from Clear Channel Communications	16,089,000	10,518,000	32,069,000	19,571,000
Stated interest rate	9.25%		9.25%
Revolving credit facility						10,000,000	1,900,000,000	750,000	145,000,000
Available sub-limit								750,000	145,000,000
Outstanding sub-limit						0
Allocation of corporate expenses	8,500,000	6,800,000	15,100,000	12,500,000
Prepayments Of Debt										$ 170,500,000	$ 1,925,700,000