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Pension and Other Postretirement Obligations | 9 Months Ended
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Oct. 02, 2016
Compensation and Retirement Disclosure [Abstract] |
Pension and Other Postretirement Obligations | Pension and Other Postretirement Obligations The following table provides the components of net periodic benefit costs for our pension and other postretirement benefit plans:
|  | Pension Obligations |  | Other Postretirement Obligations
Three Months Ended |  | October 2, 2016 |  | September 27, 2015 |  | October 2, 2016 |  | September 27, 2015
|  | (In thousands)
Service cost |  | $ | 1,282 |  |  | $ | 1,344 |  |  | $ | 11 |  |  | $ | 11 |
Interest cost |  | 2,202 |  |  | 2,164 |  |  | 305 |  |  | 274 |
Expected return on plan assets |  | (2,931 | ) |  | (3,202 | ) |  | — |  |  | — |
Amortization of prior service credit |  | (11 | ) |  | (15 | ) |  | (11 | ) |  | (16 | )
Actuarial losses |  | 659 |  |  | 1,349 |  |  | 29 |  |  | 107 |
Settlement loss |  | 7,385 |  |  | — |  |  | — |  |  | — |
Net periodic benefit cost |  | $ | 8,586 |  |  | $ | 1,640 |  |  | $ | 334 |  |  | $ | 376 |
Nine Months Ended |  |  |  |  |  |  |  |
Service cost |  | $ | 4,118 |  |  | $ | 4,562 |  |  | $ | 40 |  |  | $ | 43 |
Interest cost |  | 7,020 |  |  | 6,909 |  |  | 1,152 |  |  | 1,076 |
Expected return on plan assets |  | (9,339 | ) |  | (9,515 | ) |  | — |  |  | — |
Amortization of prior service credit |  | (29 | ) |  | (41 | ) |  | (33 | ) |  | (66 | )
Actuarial losses |  | 2,067 |  |  | 3,923 |  |  | 260 |  |  | 359 |
Settlement loss |  | 7,385 |  |  | — |  |  | — |  |  | — |
Net periodic benefit cost |  | $ | 11,222 |  |  | $ | 5,838 |  |  | $ | 1,419 |  |  | $ | 1,412 |

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