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9. Other Income and Expenses
 6 Months Ended
Jun. 30, 2014
Other Income and Expenses [Abstract]  
Other Income and Other Expense Disclosure
9.    OTHER INCOME AND EXPENSE, NET

Other (income) expense, net includes the following components (in millions):

 
Three Months Ended
 
Six Months Ended
 
June 30,
 
June 30,
 
2014
 
2013
 
2014
 
2013
Interest and investment income
$
(8.5
)
 
$
(7.8
)
 
$
(9.2
)
 
$
(9.1
)
Net realized gains on investments
—

 
—

 
—

 
(0.2
)
Miscellaneous other expense (income) items, net
0.1

 
(0.8
)
 
0.2

 
(0.7
)
Other (income) expense, net
$
(8.4
)
 
$
(8.6
)
 
$
(9.0
)
 
$
(10.0
)