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Income Taxes (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Dec. 31, 2011
Income Taxes (Textual) [Abstract]          
Income tax expense benefit              
Gross deferred tax assets 38.9   38.9    
Valuation Allowance for net deferred tax assets 30.8   30.8    
Net deferred tax assets 8.1   8.1    
Deferred tax liabilities 8.1   8.1    
Short term deferred tax liabilities 0.8   0.8    
Current net deferred tax liabilities 7.3 7.7 7.3 7.7 8.0
Long term deferred tax assets $ 7.3   $ 7.3