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Pensions and Other Postretirement Benefits | 3 Months Ended
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Mar. 31, 2016
Compensation and Retirement Disclosure [Abstract] |
Pensions and Other Postretirement Benefits | Pensions and Other Postretirement Benefits Components of net periodic benefit cost consisted of the following:
|  | Pension Benefits |  | Other Benefits
(In thousands) |  | 2016 |  | 2015 |  | 2016 |  | 2015
Three Months Ended March 31, |  |  |  |  |  |  |  |
Service cost |  | $ | 2,634 |  |  | $ | 2,904 |  |  | $ | 106 |  |  | $ | 111 |
Interest cost |  | 4,702 |  |  | 4,593 |  |  | 237 |  |  | 216 |
Expected return on plan assets |  | (8,682 | ) |  | (8,537 | ) |  | — |  |  | — |
Amortization of prior service cost |  | 15 |  |  | 17 |  |  | (105 | ) |  | (84 | )
Recognized net actuarial losses |  | 3,009 |  |  | 3,929 |  |  | 17 |  |  | 7 |
Settlements |  | 20 |  |  | 33 |  |  | — |  |  | — |
Net periodic benefit cost |  | $ | 1,698 |  |  | $ | 2,939 |  |  | $ | 255 |  |  | $ | 250 |
We made contributions of $1.6 million to our pension plans during the three months ended March 31, 2016. We expect to make total contributions of approximately $6.2 million to our pension plans in 2016 which are primarily associated with our International segment.

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