Net periodic benefit cost |
Net periodic pension cost for the Company’s defined benefit pension plans and U.S. post-retirement medical plan includes the following components for the three months ended March 31: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | U.S. Pension Benefits | | Non-U.S. Pension Benefits | | Other U.S. Post-retirement Benefits | | Total | | 2017 | | 2016 | | 2017 | | 2016 | | 2017 | | 2016 | | 2017 | | 2016 | Service cost, net | $ | 141 |
| | $ | 117 |
| | $ | 3,988 |
| | $ | 4,145 |
| | $ | — |
| | $ | — |
| | $ | 4,129 |
| | $ | 4,262 |
| Interest cost on projected benefit obligations | 1,094 |
| | 1,292 |
| | 2,052 |
| | 2,647 |
| | 18 |
| | 19 |
| | 3,164 |
| | 3,958 |
| Expected return on plan assets | (1,684 | ) | | (2,099 | ) | | (7,322 | ) | | (8,247 | ) | | — |
| | — |
| | (9,006 | ) | | (10,346 | ) | Recognition of prior service cost | — |
| | — |
| | (1,879 | ) | | (1,261 | ) | | (195 | ) | | (469 | ) | | (2,074 | ) | | (1,730 | ) | Recognition of actuarial losses/(gains) | 1,639 |
| | 1,890 |
| | 5,947 |
| | 4,473 |
| | (473 | ) | | (673 | ) | | 7,113 |
| | 5,690 |
| Net periodic pension cost/(credit) | $ | 1,190 |
| | $ | 1,200 |
| | $ | 2,786 |
| | $ | 1,757 |
| | $ | (650 | ) | | $ | (1,123 | ) | | $ | 3,326 |
| | $ | 1,834 |
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