LONG-TERM DEBT AND LEASE FINANCING OBLIGATION (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended		0 Months Ended				0 Months Ended		9 Months Ended						0 Months Ended	1 Months Ended			9 Months Ended		9 Months Ended
	Sep. 30, 2013	Dec. 31, 2012	Feb. 02, 2013 4.625 Notes	Sep. 30, 2013 4.625 Notes	Sep. 30, 2013 4.625 Notes Eagle Spinco Inc. (Splitco)	Jan. 28, 2013 4.625 Notes Eagle Spinco Inc. (Splitco)	Feb. 02, 2013 4.875 Notes	Sep. 30, 2013 4.875 Notes	Sep. 30, 2013 Term Loan Eagle Spinco Inc. (Splitco)	Sep. 30, 2013 Term Loan Eagle Spinco Inc. (Splitco) Base rate	Sep. 30, 2013 Term Loan Eagle Spinco Inc. (Splitco) Reserve adjusted Eurodollar Rate	Sep. 30, 2013 ABL Revolver	Jan. 28, 2013 ABL Revolver	Jan. 28, 2013 ABL Revolver Prior to the Amendment	Jan. 28, 2013 ABL Revolver Three-month LIBOR	Feb. 28, 2013 9 percent notes	Dec. 31, 2012 9 percent notes	Sep. 30, 2012 9 percent notes	Sep. 30, 2013 Lease financing obligation	Dec. 31, 2012 Lease financing obligation	Sep. 30, 2013 Bridge loan	Sep. 30, 2012 Bridge loan
Debt Instrument
Principal amount				$ 688.0	$ 688.0	$ 688.0	$ 450.0		$ 279.0												$ 688.0	$ 688.0
Stated Interest Rate (as a percent)				4.625%				4.875%									9.00%	9.00%
Total debt	1,333.3	448.1		688.0				450.0	195.3								448.1
Less current portion of long-term debt	(2.8)
Long-term debt, net	1,330.5	448.1
Period after the closing date within which the Company will register the exchange notes			560 days				560 days
Variable interest rate basis															three-month London Interbank Offered Rate ("LIBOR")
Variable interest rate margin (as a percent)										1.50%	2.50%
Variable interest rate basis floor (as a percent)										2.00%	1.00%
Stated interest rate on outstanding borrowings (as a percent)									3.50%
Maximum borrowing capacity													500.0	300.0
Outstanding borrowings under the credit facility												0
Aggregate tender price paid for repurchase of notes									81.1							502.3
Make whole payment included in redemption price																55.4
Payment to retire bridge loan																					688.0
Loss on redemption and other debt costs	78.5															2.2					11.0
Debt issuance costs									2.6
Deferred financing fees expensed									1.4							8.5
Availability under the credit facility												425.2
Outstanding letters of credit												74.8							3.8	5.9
Lease financing obligation	108.3	112.3																	108.3	112.3
Lease financing obligation term																			10 years
Future minimum lease payments
2013	1.9
2014	7.6
2015	7.8
2016	7.9
2017	$ 2.0