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Asset Retirement Obligation (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
ASSET RETIREMENT OBLIGATIONS [Abstract]    
Beginning balance $ 8.3 $ 7.4
Accretion Expense 0.7 0.8
Accrued to expense during the year 0 0.5
Payments made (0.5) (0.4)
Ending balance 8.3 8.3
Asset Retirement Obligation, Foreign Currency Translation $ (0.2) $ 0