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Pensions and Other Post-retirement Benefits | 6 Months Ended
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Jun. 30, 2017
Compensation and Retirement Disclosure [Abstract] |
Pensions and Other Post-retirement Benefits | Pensions and Other Post-retirement Benefits Components of net periodic benefit cost consisted of the following:
|  | Pension Benefits |  | Other Benefits
(In thousands) |  | 2017 |  | 2016 |  | 2017 |  | 2016
Three Months Ended June 30, |  |  |  |  |  |  |  |
Service cost |  | $ | 2,721 |  |  | $ | 2,634 |  |  | $ | 106 |  |  | $ | 106 |
Interest cost |  | 4,572 |  |  | 4,702 |  |  | 237 |  |  | 237 |
Expected return on plan assets |  | (8,738 | ) |  | (8,682 | ) |  | — |  |  | — |
Amortization of prior service cost |  | (4 | ) |  | 15 |  |  | (105 | ) |  | (105 | )
Recognized net actuarial losses |  | 3,184 |  |  | 3,009 |  |  | 17 |  |  | 17 |
Settlements |  | 34 |  |  | 20 |  |  | — |  |  | — |
Net periodic benefit cost |  | 1,769 |  |  | 1,698 |  |  | 255 |  |  | 255 |
Six Months Ended June 30, |  |  |  |  |  |  |  |
Service cost |  | $ | 5,442 |  |  | $ | 5,268 |  |  | $ | 212 |  |  | $ | 212 |
Interest cost |  | 9,144 |  |  | 9,404 |  |  | 474 |  |  | 474 |
Expected return on plan assets |  | (17,476 | ) |  | (17,364 | ) |  | — |  |  | — |
Amortization of prior service cost |  | (8 | ) |  | 30 |  |  | (210 | ) |  | (210 | )
Recognized net actuarial losses |  | 6,368 |  |  | 6,018 |  |  | 34 |  |  | 34 |
Settlements |  | 68 |  |  | 40 |  |  | — |  |  | — |
Net periodic benefit cost, excluding below |  | 3,538 |  |  | 3,396 |  |  | 510 |  |  | 510 |
Special termination charge |  | 11,384 |  | (a) | — |  |  | — |  |  | — |
Net periodic benefit cost |  | 14,922 |  |  | 3,396 |  |  | 510 |  |  | 510 |
(a) Represents the charge for special termination benefits related to the VRIP which were paid from our over funded North America pension plan and recorded as restructuring charges on the condensed consolidated statement of income. See further details in Note 4. We made contributions of $3.0 million and $3.1 million to our pension plans during the six months ended June 30, 2017 and 2016, respectively. We expect to make total contributions of approximately $5.9 million to our pension plans in 2017 which are primarily associated with our International segment.

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