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Long-Term Obligations (Schedule Of Maturities Of Debt) (Details) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Long-Term Obligations [Abstract]    
2012 $ 33.9  
2013 45.2  
2014 31.3  
2015 35.0  
2016     
Total $ 145.4 $ 181.9