XML 45 R67.htm IDEA: XBRL DOCUMENT v2.4.0.6
Other Intangible Assets (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Acquired Finite-Lived Intangible Assets [Line Items]    
Intangible Assets, Current $ 39.5 $ 42.3
Future Amortization Expense, Year One 2.1  
Future Amortization Expense, Year Two 1.9  
Future Amortization Expense, Year Three 1.3  
Future Amortization Expense, Year Four 2.0  
Future Amortization Expense, Year Five 2.0  
Customer Relationships [Member]
    
Acquired Finite-Lived Intangible Assets [Line Items]    
Intangible Assets, Current 1.3 2.1
Finite-Lived Intangible Assets, Gross 3.9  
Other Intangible Assets [Member]
    
Acquired Finite-Lived Intangible Assets [Line Items]    
Intangible Assets, Current 0.1 0.1
Licensing Agreements [Member]
    
Acquired Finite-Lived Intangible Assets [Line Items]    
Intangible Assets, Current 38.1 40.1
Finite-Lived Intangible Assets, Gross $ 77.6