| Schedule of Net Benefit Costs |
Components of net pension cost for the Qualified Pension Plan and Supplemental Employees’ Retirement Plan ("SERP") are as follows: | | | | | | | | | | | | | | | | | | | | For the Three Months Ended | | | Qualified Pension Plan | | SERP | | | September 30,
2016 | | October 2,
2015 | | September 30,
2016 | | October 2,
2015 | In thousands | | | | | | | | | Service cost | | $ | 1,149 |
| | $ | 3,533 |
| | $ | — |
| | $ | 52 |
| Interest cost on projected benefit obligation | | 6,122 |
| | 6,878 |
| | 64 |
| | 79 |
| Expected return on plan assets | | (10,192 | ) | | (11,032 | ) | | — |
| | — |
| Amortization of prior service cost | | — |
| | 15 |
| | — |
| | — |
| Amortization of net loss | | 3,173 |
| | 2,479 |
| | 45 |
| | 54 |
| Net pension cost | | $ | 252 |
| | $ | 1,873 |
| | $ | 109 |
| | $ | 185 |
|
10. PENSION PLANS (CONTINUED)
| | | | | | | | | | | | | | | | | | | | For the Nine Months Ended | | | Qualified Pension Plan | | SERP | | | September 30,
2016 | | October 2,
2015 | | September 30,
2016 | | October 2,
2015 | In thousands | | | | | | | | | Service cost | | $ | 3,447 |
| | $ | 10,598 |
| | $ | — |
| | $ | 155 |
| Interest cost on projected benefit obligation | | 18,366 |
| | 20,635 |
| | 192 |
| | 238 |
| Expected return on plan assets | | (30,576 | ) | | (33,097 | ) | | — |
| | — |
| Amortization of prior service cost | | — |
| | 44 |
| | — |
| | — |
| Amortization of net loss | | 9,520 |
| | 7,438 |
| | 136 |
| | 164 |
| Net pension cost | | $ | 757 |
| | $ | 5,618 |
| | $ | 328 |
| | $ | 557 |
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