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Pension and Postretirement Benefits | 9 Months Ended
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Oct. 01, 2017
Pension and Postretirement Benefits (Thousands of Dollars) [Abstract] |
Pension and Postretirement Benefits | (7) Pension and Postretirement Benefits The components of the net periodic cost of the Company's defined benefit pension and other postretireme nt plans for the quarter and nine-month periods ended October 1, 2017 and September 25, 2016 are as follows:
| Quarter Ended
| Pension |  | Postretirement
| October 1, |  | September 25, |  | October 1, |  | September 25,
| 2017 |  | 2016 |  | 2017 |  | 2016
Service cost | $ | 925 |  |  | 1,002 |  |  | 172 |  |  | 132
Interest cost |  | 4,443 |  |  | 4,611 |  |  | 295 |  |  | 294
Expected return on assets |  | (5,896) |  |  | (5,512) |  |  | - |  |  | -
Net amortization and deferrals |  | 2,525 |  |  | 2,134 |  |  | - |  |  | -
Net periodic benefit cost | $ | 1,997 |  |  | 2,235 |  |  | 467 |  |  | 426
| Nine Months Ended
| Pension |  | Postretirement
| October 1, |  | September 25, |  | October 1, |  | September 25,
| 2017 |  | 2016 |  | 2017 |  | 2016
Service cost | $ | 2,798 |  |  | 2,995 |  |  | 517 |  |  | 397
Interest cost |  | 13,598 |  |  | 13,821 |  |  | 885 |  |  | 881
Expected return on assets |  | (18,057) |  |  | (16,523) |  |  | - |  |  | -
Net amortization and deferrals |  | 7,738 |  |  | 6,398 |  |  | - |  |  | -
Net periodic benefit cost | $ | 6,077 |  |  | 6,691 |  |  | 1,402 |  |  | 1,278
During the nine months ended October 1, 2017, the Company made cash contributions of $26,600 to its defined benefit pe nsion plans. During fiscal 2017, t he Company expects to make cash contribut ions to its defined benefit pension plans of approximately $2 9,00 0 in the aggregate.

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- References No definition available. + Details
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- Definition The entire disclosure for pension and other postretirement benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -URI http://asc.fasb.org/topic&trid=2235017 + Details
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