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Retirement Plans (Tables)
 6 Months Ended
Jun. 30, 2012
Compensation and Retirement Disclosure [Abstract]  
Schedule of Net Benefit Costs
Components of net periodic pension cost included the following:
 
 
United States
 
International
 
United States
 
International
 
 
Three Months Ended June 30,
 
Six Months Ended June 30,
(In millions)
 
2012
 
2011
 
2012
 
2011
 
2012
 
2011
 
2012
 
2011
Service cost
 
$
—

 
$
—

 
$
0.1

 
$
0.1

 
$
—

 
$
—

 
$
0.2

 
$
0.2

Interest cost
 
0.8

 
1.1

 
—

 
0.7

 
1.6

 
2.2

 
—

 
1.4

Expected return on plan assets
 
(1.4
)
 
(1.6
)
 
—

 
(0.9
)
 
(2.9
)
 
(3.1
)
 
—

 
(1.7
)
Amortization of net actuarial loss
 
0.3

 
0.3

 
0.1

 
0.1

 
0.6

 
0.4

 
0.2

 
0.2

Amortization of prior service (credit) cost
 
—

 
—

 
—

 
(0.1
)
 
—

 
—

 
—

 
(0.2
)
Net periodic pension cost (credit)
 
$
(0.3
)
 
$
(0.2
)
 
$
0.2

 
$
(0.1
)
 
$
(0.7
)
 
$
(0.5
)
 
$
0.4

 
$
(0.1
)
Settlement
 
1.5

 
1.0

 
—

 
—

 
1.5

 
1.0

 
—

 
—

Total pension cost (credit)
 
$
1.2

 
$
0.8

 
$
0.2

 
$
(0.1
)
 
$
0.8

 
$
0.5

 
$
0.4

 
$
(0.1
)