LONG-TERM DEBT AND LEASE FINANCING OBLIGATION (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended		0 Months Ended		0 Months Ended	6 Months Ended	0 Months Ended		6 Months Ended						0 Months Ended	1 Months Ended			6 Months Ended		6 Months Ended
	Jun. 30, 2013	Dec. 31, 2012	Feb. 02, 2013 4.625 Notes	Jun. 30, 2013 4.625 Notes	Jan. 28, 2013 4.625 Notes Eagle Spinco Inc. (Splitco)	Jun. 30, 2013 4.625 Notes Eagle Spinco Inc. (Splitco)	Feb. 02, 2013 4.875 Notes	Jun. 30, 2013 4.875 Notes	Jun. 30, 2013 Term Loan Eagle Spinco Inc. (Splitco)	Jun. 30, 2013 Term Loan Eagle Spinco Inc. (Splitco) Base rate	Jun. 30, 2013 Term Loan Eagle Spinco Inc. (Splitco) Reserve adjusted Eurodollar Rate	Jun. 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	Jun. 30, 2012 9 percent notes	Jun. 30, 2013 Lease financing obligation	Dec. 31, 2012 Lease financing obligation	Jun. 30, 2013 Bridge loan	Jun. 30, 2012 Bridge loan	Jun. 30, 2013 4.875 Notes
Debt Instrument
Principal amount				$ 688.0			$ 450.0		$ 279.0												$ 688.0	$ 688.0
Stated Interest Rate (as a percent)				4.625%				4.875%									9.00%	9.00%					4.875%
Total debt	1,438.8	448.1		688.0				450.0	195.8			105.0					448.1
Less current portion of long-term debt	(42.3)
Long-term debt, net	1,396.5	448.1
Aggregate principal amount of debt issued					688.0	688.0	450.0
Period after the closing date within which the Company will register the exchange notes			560 days
Variable interest rate basis															three-months 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												105.0
Weighted average interest rate under the credit facility (as a percent)												2.20%
Aggregate tender price paid for repurchase of notes									80.40							502.30
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									2.8
Deferred financing fees expensed									1.4							8.5
Availability under the credit facility												383.8
Outstanding letters of credit												11.2							3.8	5.9
Lease financing obligation	106.3	112.3																	106.3	112.3
Lease financing obligation term																			10 years
Future minimum lease payments
2013	3.7
2014	7.4
2015	7.7
2016	7.7
2017	$ 1.9