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Deferred Finance Costs (Tables)
12 Months Ended
Dec. 31, 2013
Text Block [Abstract]  
Summary of Deferred Financing Cost

(in millions)

   2013     2012  

Gross cost

   $ 2.6      $ 1.7   

Accumulated amortization

     (0.8     (0.4
  

 

 

   

 

 

 
   $ 1.8      $ 1.3