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Stockholders' Equity (Tables)
6 Months Ended
Jun. 30, 2011
Stockholders' Equity  
Changes in Stockholders' Equity
   
Common Stock,
Par Value
$.10 per Share
   
Excess of
Capital over
Par Value
   
Retained
Earnings
   
Treasury
Stock
   
Accumulated
Other Comprehensive Income (Loss)
   
Total
 
Balance at December 31, 2010
  $ 12.3     $ 1,172.8     $ 329.9     $ (57.1 )   $ (144.1 )   $ 1,313.8  
                                                 
Amortization of actuarial losses and prior service costs (credits), net of income tax of $2.5 million
    -       -       -       -       4.3       4.3  
Net (loss)
    -       -       (37.8 )     -       -       (37.8 )
Comprehensive (loss)
                                            (33.5 )
                                                 
Common stock issued in exchange for convertible senior notes
    0.7       40.5       -       -       -       41.2  
Restricted and other common stock issued, net of amortization
    -       (2.9 )     -       6.5       -       3.6  
Balance at June 30, 2011
  $ 13.0     $ 1,210.4     $ 292.1     $ (50.6 )   $ (139.8 )   $ 1,325.1