| Pension and Other Postretirement Benefits Disclosure [Text Block] |
Net Periodic Benefit Cost - Defined Benefit Plans
The following table sets forth the components of net periodic benefit (income) cost of the Company’s defined benefit pension plans and other post-retirement employee benefit plans: | | | | | | | | | | | | | | | | | | Three Months Ended | | Nine Months Ended | | September 30, 2016 | | September 25, 2015 | | September 30, 2016 | | September 25, 2015 | | (In thousands) | Pension Benefits-U.S. Plans: | | | | | | | | Service cost | $ | 48 |
| | $ | — |
| | $ | 144 |
| | $ | — |
| Interest cost | 4,352 |
| | 4,128 |
| | 13,057 |
| | 12,709 |
| Expected return on plan assets | (6,121 | ) | | (6,150 | ) | | (18,362 | ) | | (18,189 | ) | Amortization | 1,612 |
| | 1,665 |
| | 4,846 |
| | 5,464 |
| Net periodic benefit income | $ | (109 | ) | | $ | (357 | ) | | $ | (315 | ) | | $ | (16 | ) | | | | | | | | | Pension Benefits-Non U.S. Plans: | | | | | | | | Service cost | $ | 821 |
| | $ | 947 |
| | $ | 2,512 |
| | $ | 2,972 |
| Interest cost | 7,287 |
| | 9,563 |
| | 24,447 |
| | 29,099 |
| Expected return on plan assets | (6,604 | ) | | (8,485 | ) | | (22,804 | ) | | (26,294 | ) | Amortization | 417 |
| | 907 |
| | 1,261 |
| | 3,486 |
| Net periodic benefit cost | $ | 1,921 |
| | $ | 2,932 |
| | $ | 5,416 |
| | $ | 9,263 |
| | | | | | | | | Other Post-Retirement Benefits: | | | | | | | | Service cost | $ | (2 | ) | | $ | 49 |
| | $ | 29 |
| | $ | 151 |
| Interest cost | 154 |
| | 248 |
| | 779 |
| | 887 |
| Amortization | (682 | ) | | 144 |
| | (554 | ) | | 511 |
| Net periodic benefit (income) cost | $ | (530 | ) | | $ | 441 |
| | $ | 254 |
| | $ | 1,549 |
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