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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
$ in Millions
Total
Preferred Stock [Member]
Preferred Series B [Member]
Common Stock [Member]
Common Class A [Member]
Common Stock [Member]
Common Class B [Member]
Excess of Capital over Par Value [Member]
Retained Earnings (Deficit) [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Beginning Balance at Dec. 31, 2015 $ (165.7)   $ 0.8 $ 0.1 $ 59.0 $ (229.7) $ 4.1
Net income (loss) (67.0)            
Other comprehensive income, net of tax (Note 14) (3.9)           (3.9)
Restricted and other common stock issued, net of amortization 0.5       0.5    
Ending Balance at Dec. 31, 2016 (236.1)   0.8 0.1 59.5 (296.7) 0.2
Net income (loss) 12.2            
Stock issued during period   $ 4.6          
Other comprehensive income, net of tax (Note 14) (0.1)           (0.1)
Restricted and other common stock issued, net of amortization 0.5       0.5    
Ending Balance at Dec. 31, 2017 $ (218.9) $ 4.6 $ 0.8 $ 0.1 $ 60.0 $ (284.5) $ 0.1