CORPORATE BORROWINGS AND CAPITAL AND FINANCING LEASE OBLIGATIONS (Details 4) (USD $)			0 Months Ended		12 Months Ended						0 Months Ended				0 Months Ended		12 Months Ended																0 Months Ended
	Dec. 31, 2012	Dec. 31, 2012 Notes due 2014	Aug. 30, 2012 Notes due 2014 Predecessor	Apr. 06, 2012 Notes due 2014 Predecessor	Mar. 29, 2012 Notes due 2014 Predecessor	Mar. 07, 2012 Notes due 2014 Predecessor	Feb. 22, 2012 Notes due 2014 Predecessor	Feb. 07, 2012 Notes due 2014 Predecessor	Mar. 31, 2005 Notes due 2014 Predecessor	Feb. 24, 2004 Notes due 2014 Predecessor	Mar. 07, 2012 Notes due 2014 Forecast Predecessor	Feb. 07, 2012 Notes due 2014 Maximum Predecessor	Feb. 24, 2004 Notes due 2014 Redemption period on or after March 1, 2009 Predecessor	Feb. 24, 2004 Notes due 2014 Redemption period on or after March 1, 2012 Predecessor	Feb. 01, 2011 Notes due 2016 Predecessor	Dec. 15, 2010 Notes due 2016 Predecessor	Mar. 31, 2011 Notes due 2016 Predecessor	Mar. 31, 2011 Notes due 2016 Predecessor February 1, 2011	Dec. 31, 2012 Notes due 2019	Aug. 30, 2012 Notes due 2019 Predecessor	Apr. 01, 2010 Notes due 2019 Predecessor	Jun. 09, 2009 Notes due 2019 Predecessor	Dec. 31, 2012 Notes due 2019 Redemption period on or after June 1, 2014	Dec. 31, 2012 Notes due 2019 Redemption period on or after June 1, 2017	Dec. 31, 2012 Notes due 2020	Aug. 30, 2012 Notes due 2020	Aug. 30, 2012 Notes due 2020 Predecessor	Mar. 31, 2011 Notes due 2020 Predecessor	Dec. 15, 2010 Notes due 2020 Predecessor	Dec. 31, 2012 Notes due 2020 Redemption period on or after December 1, 2015	Dec. 31, 2012 Notes due 2020 Redemption period on or after December 1, 2018	Dec. 31, 2012 Notes	Aug. 30, 2012 Notes Predecessor
Corporate borrowings and capital and financing lease obligations
Aggregate principal amount of debt issued										$ 300,000,000												$ 600,000,000							$ 600,000,000
Stated interest rate (as a percent)		8.00%								8.00%						11.00%			8.75%			8.75%			9.75%	9.75%			9.75%			7.00%
Redemption price as a percentage of principal amount			100.00%	100.00%									104.00%	100.00%									104.375%	100.00%						104.875%	100.00%
Unamortized discount									1,500,000
Aggregate principal amount of debt that was offered for purchase under cash tender offer												160,000,000
Outstanding aggregate principal balance								300,000,000
Aggregate principal amount for which holders tendered							108,955,000									325,000,000
Aggregate principal amount for which tendered offer accepted for purchase						50,892,000	58,063,000									95,098,000
Redemption price percentage of principal amount for the first part							97.25%
Redemption price percentage of principal amount for the second part							3.00%
Additional aggregate principal amount for which tendered offer accepted for purchase							10,000
Debt instrument redemption price as a percent of principal amount				100.00%			97.25%				100.00%				105.50%	103.10%
Loss on extinguishment			(1,297,000)		(640,000)												7,631,000	16,701,000
Previously capitalized financing fees																	1,681,000	3,958,000
Tender offer and consent fee paid					213,000												5,801,000	12,644,000
Write-off of non-cash discount					155,000
Other expenses					272,000												149,000	99,000
Aggregate principal amount of debt redeemed				51,035,000							51,035,000				229,902,000
Principal amount plus accrued interest paid			141,027,000
Consent fee payable as a percentage of principal amount																3.00%																	0.25%
Capitalized deferred financing costs																					16,259,000							12,699,000
Discount on issuance of credit facility (as a percent)																				2.418%
Unamortized premium	116,336,000																			57,000,000							63,000,000
Consent fees reflected in purchase accounting adjustments																																	2,376,000
Maximum borrowing capacity																																$ 1,125,600,000