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Pensions and Other Postretirement Benefits | 6 Months Ended
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Jun. 30, 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 June 30, |  |  |  |  |  |  |  |
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 |  |  | 4,083 |  |  | 17 |  |  | 7 |
Settlements |  | 20 |  |  | 33 |  |  | — |  |  | — |
Net periodic benefit cost |  | $ | 1,698 |  |  | $ | 3,093 |  |  | $ | 255 |  |  | $ | 250 |
Six Months Ended June 30, |  |  |  |  |  |  |  |
Service cost |  | $ | 5,268 |  |  | $ | 5,808 |  |  | $ | 212 |  |  | $ | 222 |
Interest cost |  | 9,404 |  |  | 9,186 |  |  | 474 |  |  | 432 |
Expected return on plan assets |  | (17,364 | ) |  | (17,074 | ) |  | — |  |  | — |
Amortization of prior service cost |  | 30 |  |  | 34 |  |  | (210 | ) |  | (168 | )
Recognized net actuarial losses |  | 6,018 |  |  | 8,012 |  |  | 34 |  |  | 14 |
Settlements |  | 40 |  |  | 66 |  |  | — |  |  | — |
Net periodic benefit cost |  | $ | 3,396 |  |  | $ | 6,032 |  |  | $ | 510 |  |  | $ | 500 |
We made contributions of $3.1 million to our pension plans during the six months ended June 30, 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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