CORPORATE BORROWINGS AND CAPITAL AND FINANCING LEASE OBLIGATIONS (Details 3) (USD $)		12 Months Ended				0 Months Ended			0 Months Ended				0 Months Ended		0 Months Ended						0 Months Ended					0 Months Ended	12 Months Ended
	Dec. 15, 2010 Senior Secured Credit Facility Predecessor	Mar. 31, 2011 Senior Secured Credit Facility Third Amendment Predecessor	Mar. 29, 2012 Senior Secured Credit Facility Incremental Amendment Predecessor	Dec. 15, 2010 Term loan facility due 2013 Predecessor	Dec. 15, 2010 Term loan facility due 2013 Third Amendment Predecessor	Feb. 22, 2012 Term loan facility due 2013 Incremental Amendment Predecessor	Dec. 15, 2010 Revolving credit facility Predecessor	Dec. 31, 2012 Revolving credit facility Third Amendment	Dec. 15, 2010 Revolving credit facility Third Amendment Predecessor	Dec. 15, 2010 Revolving credit facility Base rate Third Amendment Predecessor	Dec. 15, 2010 Revolving credit facility LIBOR Third Amendment Predecessor	Dec. 15, 2010 Credit Facility term loans due December 2016 Third Amendment Predecessor	Feb. 22, 2012 Credit Facility term loans due December 2016 Incremental Amendment Predecessor	Dec. 31, 2012 Credit Facility term loans due December 2016 Fourth Amendment	Jul. 02, 2012 Credit Facility term loans due December 2016 Fourth Amendment Predecessor	Jul. 02, 2012 Credit Facility term loans due December 2016 Base rate Fourth Amendment Predecessor Minimum	Feb. 22, 2012 Credit Facility term loans due December 2016 LIBOR Incremental Amendment Predecessor Minimum	Jul. 02, 2012 Credit Facility term loans due December 2016 LIBOR Fourth Amendment Predecessor Minimum	Feb. 22, 2012 Credit Facility term loans due January 2018 Incremental Amendment Predecessor	Dec. 31, 2012 Credit Facility term loans due January 2018 Fourth Amendment	Jul. 02, 2012 Credit Facility term loans due January 2018 Fourth Amendment Predecessor	Feb. 22, 2012 Credit Facility term loans due January 2018 LIBOR Incremental Amendment Predecessor Minimum	Dec. 31, 2012 Credit Facility term loans due January 2018 LIBOR Fourth Amendment Predecessor	Jul. 02, 2012 Credit Facility term loans due January 2018 LIBOR Fourth Amendment Predecessor Minimum	Dec. 31, 2012 8% Senior Subordinated Notes due 2014	Aug. 30, 2012 8% Senior Subordinated Notes due 2014 Predecessor	Mar. 29, 2012 8% Senior Subordinated Notes due 2014 Predecessor	Apr. 06, 2012 8% Senior Subordinated Notes due 2014 Predecessor	Feb. 07, 2012 8% Senior Subordinated Notes due 2014 Predecessor	Feb. 24, 2004 8% Senior Subordinated Notes due 2014 Predecessor	Feb. 22, 2012 8% Senior Subordinated Notes due 2014 Incremental Amendment Predecessor	Dec. 31, 2012 8.75% Senior Fixed Rate Notes due 2019	Aug. 30, 2012 8.75% Senior Fixed Rate Notes due 2019 Predecessor	Apr. 01, 2010 8.75% Senior Fixed Rate Notes due 2019 Predecessor	Jun. 09, 2009 8.75% Senior Fixed Rate Notes due 2019 Predecessor	Feb. 22, 2012 8.75% Senior Fixed Rate Notes due 2019 Incremental Amendment Predecessor	Dec. 31, 2012 9.75% Senior Subordinated Notes due 2020	Aug. 30, 2012 9.75% Senior Subordinated Notes due 2020	Mar. 31, 2011 9.75% Senior Subordinated Notes due 2020 Predecessor	Dec. 15, 2010 9.75% Senior Subordinated Notes due 2020 Predecessor	Feb. 22, 2012 9.75% Senior Subordinated Notes due 2020 Incremental Amendment Predecessor
Corporate borrowings and capital and financing lease obligations
Maximum borrowing capacity	$ 850,000,000			$ 650,000,000			$ 200,000,000		$ 192,500,000
Aggregate principal amount					142,528,000							476,597,000							300,000,000											300,000,000					600,000,000					600,000,000
Term of credit facility									5 years
Spread on variable rate basis (as a percent)						1.75%				2.25%	3.25%		3.25%						3.75%	3.75%			3.75%	3.25%
Variable rate basis						LIBOR				base rate	LIBOR		LIBOR		LIBOR				LIBOR		LIBOR
Unused commitment fee (as a percent)									0.50%
Outstanding letters of credit								11,563,000
Available borrowing capacity								180,937,000
Loss on the modification of the debt		3,656,000	383,000																							(1,297,000)	(640,000)
Third party modification fees and other expenses		3,289,000
Previously capitalized financing fees		367,000
Capitalized deferred financing costs		1,943,000	5,157,000																															16,259,000					12,699,000
Stated interest rate (as a percent)													4.25%						4.75%						8.00%					8.00%	8.00%	8.75%			8.75%	8.75%	9.75%	9.75%		9.75%	9.75%
Net proceeds received from issuance of debt																			297,000,000
Discount on issuance of credit facility (as a percent)																			1.00%														2.418%
Required annual repayments of principal (as a percent)																			1.00%
Redemption price of debt instrument (as a percent)						100.00%																				100.00%		100.00%
Outstanding aggregate principal balance						140,657,000																							300,000,000
Interest rate for borrowings (as a percent)						2.021%								4.25%	4.25%									4.75%
Reference rate (as a percent)																1.00%	1.00%	1.00%			1.00%	1.00%
Annual repayments of debt													$ 5,003,648						$ 3,000,000