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Quarterly report pursuant to Section 13 or 15(d)

PENSIONS AND OTHER POSTRETIREMENT BENEFITS (Tables)

v2.4.0.6
PENSIONS AND OTHER POSTRETIREMENT BENEFITS (Tables)
 9 Months Ended
Sep. 30, 2012
Postemployment Benefits [Abstract] Ìý
Components Of Net Periodic Benefit Cost
The following are the components of defined benefit pension and OPEB expense for the three and nine months ended SeptemberÌý30, 2012 and 2011:
Defined Benefit Pension Expense
Ìý
(In Millions)
Ìý
Three Months Ended
September 30,
Ìý
Nine Months Ended
September 30,
Ìý
2012
Ìý
2011
Ìý
2012
Ìý
2011
Service cost
$
8.0

Ìý
$
6.6

Ìý
$
24.0

Ìý
$
17.6

Interest cost
12.1

Ìý
12.5

Ìý
36.4

Ìý
38.3

Expected return on plan assets
(14.9
)
Ìý
(16.3
)
Ìý
(44.7
)
Ìý
(45.5
)
Amortization:
Ìý
Ìý
Ìý
Ìý
Ìý
Ìý
Ìý
Prior service costs
1.1

Ìý
1.1

Ìý
3.0

Ìý
3.3

Net actuarial loss
7.4

Ìý
4.7

Ìý
22.4

Ìý
14.7

Settlements
0.4

Ìý
—

Ìý
0.4

Ìý
—

Net periodic benefit cost
$
14.1

Ìý
$
8.6

Ìý
$
41.5

Ìý
$
28.4

Other Postretirement Benefits Expense
Ìý
(In Millions)
Ìý
Three Months Ended
September 30,
Ìý
Nine Months Ended
September 30,
Ìý
2012
Ìý
2011
Ìý
2012
Ìý
2011
Service cost
$
3.7

Ìý
$
3.6

Ìý
$
11.2

Ìý
$
8.3

Interest cost
5.3

Ìý
5.5

Ìý
15.9

Ìý
16.7

Expected return on plan assets
(4.3
)
Ìý
(4.1
)
Ìý
(12.9
)
Ìý
(12.1
)
Amortization:
Ìý
Ìý
Ìý
Ìý
Ìý
Ìý
Ìý
Prior service costs
0.7

Ìý
2.0

Ìý
2.2

Ìý
2.8

Net actuarial loss
2.8

Ìý
0.8

Ìý
8.4

Ìý
6.6

Net periodic benefit cost
$
8.2

Ìý
$
7.8

Ìý
$
24.8

Ìý
$
22.3