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9. Other Income and Expenses
 3 Months Ended
Mar. 31, 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
 
 
March 31,
 
 
2014
 
2013
 
Interest and investment income
$
(0.7
)
 
$
(1.3
)
 
Net realized losses gains on investments
—

 
(0.2
)
 
Miscellaneous other expense items, net
—

 
0.1

 
Other (income) expense, net
$
(0.7
)
 
$
(1.4
)