The components of net periodic benefit cost for pension and
postretirement benefits for the nine and three months ended
September 30, 2016 and 2015 were as follows:
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| (In millions) |
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Nine Months Ended
September 30, |
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Pension Benefits |
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Postretirement Benefits |
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2016 |
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2015 |
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2016 |
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2015 |
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Service cost
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$ |
7.2 |
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$ |
8.7 |
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$ |
— |
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$ |
— |
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Interest cost
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25.8 |
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25.2 |
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0.2 |
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0.4 |
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Expected return on plan assets
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(27.9 |
) |
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(30.3 |
) |
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— |
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— |
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Recognition of prior service costs (credits)
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— |
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0.1 |
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(10.0 |
) |
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(10.3 |
) |
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Recognition of actuarial losses (gains)
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— |
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2.9 |
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1.9 |
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(0.1 |
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Net periodic benefit cost (income)
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$ |
5.1 |
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$ |
6.6 |
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$ |
(7.9 |
) |
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$ |
(10.0 |
) |
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| (In millions) |
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Three Months Ended
September 30, |
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Pension Benefits |
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Postretirement Benefits |
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2016 |
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2015 |
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2016 |
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2015 |
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Service cost
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$ |
1.6 |
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$ |
2.3 |
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$ |
— |
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$ |
— |
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Interest cost
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8.4 |
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8.3 |
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(0.1 |
) |
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0.1 |
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Expected return on plan assets
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(8.9 |
) |
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(9.9 |
) |
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— |
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— |
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Recognition of prior service costs (credits)
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— |
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0.1 |
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(3.8 |
) |
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(3.3 |
) |
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Recognition of actuarial losses (gains)
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— |
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2.9 |
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1.0 |
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(0.1 |
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Net periodic benefit cost (income)
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$ |
1.1 |
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$ |
3.7 |
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$ |
(2.9 |
) |
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$ |
(3.3 |
) |
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