XML 57 R24.htm IDEA: XBRL DOCUMENT  v2.3.0.11
EMPLOYEE BENEFIT PLANS (TABLES)
 6 Months Ended
Jun. 30, 2011
Compensation and Retirement Disclosure [Abstract]  
Schedule of Defined Benefit Plans Disclosures [Table Text Block]
Net pension expense for the three and six months ended June 30, 2011 and 2010 included the following components (in millions):
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
2011
 
2010
 
2011
 
2010
Service cost
$
9.0


 
$
8.1


 
$
18.0


 
$
16.2


Interest cost
18.3


 
16.9


 
36.6


 
33.8


Expected return on assets
(22.1
)
 
(17.7
)
 
(44.2
)
 
(35.4
)
Amortization of prior service cost
(0.2
)
 
(0.2
)
 
(0.4
)
 
(0.4
)
Actuarial loss
6.1


 
5.5


 
12.2


 
11.0


Net pension expense
$
11.1


 
$
12.6


 
$
22.2


 
$
25.2