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Debt (Tables)
9 Months Ended
Sep. 30, 2012
Debt Disclosure [Abstract]  
Debt Maturing within One Year
Debt maturing within one year consists of the following:
(in Millions)
September 30, 2012
 
December 31, 2011
Short-term debt
$
58.6

 
$
27.0

Current portion of long-term debt
2.9

 
19.5

Total debt maturing within one year
$
61.5

 
$
46.5

Schedule of long-term debt
Long-term debt consists of the following:
(in Millions)
September 30, 2012
 
 
 
 
Interest Rate
Percentage
 
Maturity
Date
 
9/30/2012
 
12/31/2011
Pollution control and industrial revenue bonds (less unamortized discounts of $0.2 and $0.2, respectively)
0.2-6.5%


2013-2035

$
176.7


$
176.7

Senior notes (less unamortized discount of $1.9 and $2.1, respectively)
3.95-5.2%


2019-2022

598.1


597.9

2011 credit agreement
3.2
%
 
2016
 
24.0

 

Foreign debt
0-10.3%


2013-2020

12.0


24.0

Total long-term debt




$
810.8


$
798.6

Less: debt maturing within one year




2.9


19.5

Total long-term debt, less current portion




$
807.9


$
779.1