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Consolidated Balance Sheets Parenthetical (USD $)
In Millions, except Per Share data, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Statement of Financial Position [Abstract]    
Allowance for Doubtful Accounts Receivable, Current $ 8.2 $ 9.2
Par value $ 1 $ 1
Shares authorized 100 100
Shares issued and outstanding 48.4 47.8