FAIR VALUE OF FINANCIAL INSTRUMENTS (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2013 4.625 Notes	Mar. 31, 2013 4.875 Notes	Feb. 02, 2013 4.875 Notes	Mar. 31, 2013 9 percent notes	Dec. 31, 2012 9 percent notes	Mar. 31, 2013 Carrying Amount Level 1 4.625 Notes	Mar. 31, 2013 Carrying Amount Level 1 4.875 Notes	Mar. 31, 2013 Carrying Amount Level 1 Term Loan	Dec. 31, 2012 Carrying Amount Level 1 9 percent notes	Mar. 31, 2013 Carrying Amount Level 2 ABL Revolver	Mar. 31, 2013 Fair Value Level 1 4.625 Notes	Mar. 31, 2013 Fair Value Level 1 4.875 Notes	Mar. 31, 2013 Fair Value Level 1 Term Loan	Dec. 31, 2012 Fair Value Level 1 9 percent notes	Mar. 31, 2013 Fair Value Level 2 ABL Revolver
Carrying amount and estimated fair values of debt
Interest rate (as a percent)	4.625%	4.875%	4.875%	9.00%	9.00%
Long-term debt						$ 688.0	$ 450.0	$ 196.3	$ 448.1	$ 139.0	$ 701.3	$ 458.7	$ 202.3	$ 501.8	$ 139.0