Annual report pursuant to Section 13 and 15(d)

Investment Income, Net (Notes)

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Investment Income, Net (Notes)
 12 Months Ended
May. 31, 2015
Investment Income, Net [Abstract]  
Investment Income, Net
Investment Income, Net

Investment income, net, consisted of the following items:
 
 
Year ended May 31,
In millions
 
2015
 
2014
 
2013
Interest income on corporate funds
 
$
7.8

 
$
6.9

 
$
6.7

Interest expense
 
(0.7
)
 
(1.1
)
 
(0.1
)
Net loss from equity-method investments
 
(0.7
)
 
(0.4
)
 
—

Investment income, net
 
$
6.4

 
$
5.4

 
$
6.6