Financial Instruments (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Senior secured notes, interest (in hundredths)	9.50%
9.5% senior secured notes, carrying value	$ 303.6	$ 303.1
Fair value of ABL facility	20.0	20.0
Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
9.5% senior secured notes, fair value	$ 318.5	$ 300.5