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External Debt and Financing Arrangements (Tables)
12 Months Ended
Dec. 31, 2015
Components of External Long-Term Debt

The components of external long-term debt were as follows:

 

     
(In millions)    2015      2014  

$400 million unsecured senior note due June 2020

   $ 397.7       $   

$500 million unsecured senior note due June 2025

     493.9           

$975 million revolving credit agreement due July 2018

             145.0   

$525 million term loan due July 2018

     280.0         525.0   

Total debt

     1,171.6         670.0   

Less: current portion

             26.3   

Total long-term debt

   $ 1,171.6       $ 643.7