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LONG-TERM DEBT, Debt Extinguishment (Details) (USD $)
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3 Months Ended | 12 Months Ended | 8 Months Ended | 5 Months Ended | 5 Months Ended | 5 Months Ended | 5 Months Ended | 5 Months Ended | |||||||||||||||||||
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Dec. 31, 2012
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Sep. 30, 2012
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Jun. 30, 2012
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Mar. 31, 2012
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Dec. 31, 2011
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Sep. 30, 2011
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Jun. 30, 2011
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Mar. 31, 2011
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Jun. 30, 2010
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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Aug. 31, 2012
10.75% Senior Notes Due 2016 [Member]
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Aug. 31, 2012
7% Senior Notes Due 2020 [Member]
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May 31, 2010
December 2005 Senior Secured Credit Facility [Member]
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May 31, 2010
December 2005 Senior Secured Credit Facility Term loans [Member]
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May 31, 2010
December 2005 Senior Secured Credit Facility Term loans [Member]
LIBOR [Member]
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May 31, 2010
December 2005 Senior Secured Credit Facility Revolving credit facility [Member]
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May 31, 2010
December 2005 Senior Secured Credit Facility Revolving credit facility [Member]
LIBOR [Member]
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May 31, 2010
Ticketmaster Senior Secured Credit Facility Term loan A [Member]
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May 31, 2010
Ticketmaster Senior Secured Credit Facility Term loan A [Member]
Base Rate [Member]
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May 31, 2010
Ticketmaster Senior Secured Credit Facility Term loan A [Member]
Federal Funds [Member]
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May 31, 2010
Ticketmaster Senior Secured Credit Facility Term loan B [Member]
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May 31, 2010
Ticketmaster Senior Secured Credit Facility Term loan B [Member]
LIBOR [Member]
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May 31, 2010
Ticketmaster Senior Secured Credit Facility Revolving credit facility [Member]
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May 31, 2010
Ticketmaster Senior Secured Credit Facility Revolving credit facility [Member]
Base Rate [Member]
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May 31, 2010
Ticketmaster Senior Secured Credit Facility Revolving credit facility [Member]
Federal Funds [Member]
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| Debt extinguishment [Abstract] | |||||||||||||||||||||||||||
| Extinguishment of debt, amount | $ 287,000,000 | $ 550,000,000 | $ 285,000,000 | $ 100,000,000 | $ 350,000,000 | $ 200,000,000 | |||||||||||||||||||||
| Redemption premium and accrued interest | 19,500,000 | ||||||||||||||||||||||||||
| Debt related fees and expenses | 6,100,000 | ||||||||||||||||||||||||||
| Cash available for general corporate purposes | 12,400,000 | ||||||||||||||||||||||||||
| Converted the existing preferred stock of one of its subsidiaries with an aggregate liquidation preference | 40,000,000 | ||||||||||||||||||||||||||
| Preferred stock accrued dividends per annum (in hundredths) | 13.00% | 13.00% | |||||||||||||||||||||||||
| Loss on extinguishment of debt | $ 0 | $ 460,000 | $ 0 | $ 0 | $ 0 | $ 0 | $ 0 | $ 0 | $ (21,200,000) | $ 460,000 | $ 0 | $ (21,315,000) | |||||||||||||||
| Basis spread on variable rate (in hundredths) | 3.25% | 2.25% | 2.50% | 0.50% | 4.50% | 2.50% | 0.50% | ||||||||||||||||||||