LONG-TERM DEBT AND LEASE FINANCING OBLIGATION (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		0 Months Ended		0 Months Ended	3 Months Ended	0 Months Ended		3 Months Ended							0 Months Ended			1 Months Ended			3 Months Ended		3 Months Ended
	Mar. 31, 2013	Dec. 31, 2012	Feb. 02, 2013 4.625 Notes	Mar. 31, 2013 4.625 Notes	Jan. 28, 2013 4.625 Notes Eagle Spinco Inc. (Splitco)	Mar. 31, 2013 4.625 Notes Eagle Spinco Inc. (Splitco)	Feb. 02, 2013 4.875 Notes	Mar. 31, 2013 4.875 Notes	Mar. 31, 2013 Term Loan Eagle Spinco Inc. (Splitco)	Mar. 31, 2013 Term Loan Eagle Spinco Inc. (Splitco) Base rate	Mar. 31, 2013 Term Loan Eagle Spinco Inc. (Splitco) Reserve adjusted Eurodollar Rate	Mar. 31, 2013 ABL Revolver	Jan. 28, 2013 ABL Revolver	Dec. 31, 2012 ABL Revolver	Jan. 28, 2013 ABL Revolver Prior to the Amendment	Jan. 28, 2013 ABL Revolver U.S. index rates	Jan. 28, 2013 ABL Revolver Three-month LIBOR	Jan. 28, 2013 ABL Revolver Canadian index rates	Feb. 28, 2013 9 percent notes	Mar. 31, 2013 9 percent notes	Dec. 31, 2012 9 percent notes	Mar. 31, 2013 Lease financing obligation	Dec. 31, 2012 Lease financing obligation	Mar. 31, 2013 Bridge loan	Mar. 31, 2012 Bridge loan
Debt Instrument
Principal amount				$ 688.0			$ 450.0	$ 450.0	$ 279.0			$ 139.0												$ 688.0	$ 688.0
Stated Interest Rate (as a percent)				4.625%			4.875%	4.875%												9.00%	9.00%
Total debt	1,473.3	448.1		688.0				450.0	196.3			139.0									448.1
Less current portion of long term debt	(55.1)
Long term debt, net	1,418.2	448.1
Aggregate principal amount of debt issued					688.0	688.0	450.0
Period after the Closing Date within which option to repay amounts outstanding is available			560 days
Variable interest rate basis										Base Rate	reserve adjusted Eurodollar Rate					U.S. index rates	three-months London Interbank Offered Rate ("LIBOR")	Canadian index rates
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	300.0
Outstanding borrowings under the credit facility												139.0
Effective interest rate under the credit facility (as a percent)												2.60%
Aggregate tender price paid for repurchase of notes									79.0										502.3
Make whole payment included in redemption price																			55.4
Payment to retire bridge loan																								68.8
Loss on redemption and other debt costs	78.5																		(2.2)					11.0
Debt issuance costs									3.0
Deferred financing fees expensed									1.4										8.5
Outstanding borrowings under the credit facility												349.8
Outstanding letters of credit												11.2										3.8	5.9
Lease financing obligation	110.0	112.3																				110.0	112.3
Lease financing obligation term																						10 years
Future minimum lease payments
2013	5.8
2014	7.7
2015	7.9
2016	8.0
2017	$ 2.0