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Other, Net (Tables)
 12 Months Ended
Dec. 31, 2014
Other Net [Abstract]  
Other, Net
he components of Other, net for the years ended December 31, 2014, 2013 and 2012 are as follows:
In millions
 
2014
 
2013
 
2012
Interest income
 
$
13.2

 
$
12.8

 
$
16.3

Exchange gain (loss)
 
(0.1
)
 
(14.0
)
 
0.2

Earnings (loss) from equity investments
 
7.8

 
(2.6
)
 
(5.9
)
Other
 
9.1

 
7.2

 
17.5

Other, net
 
$
30.0

 
$
3.4

 
$
28.1