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Post-Retirement Health Care | 9 Months Ended
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Sep. 30, 2017
Retirement Benefits [Abstract] |
Post-Retirement Health Care | Post-Retirement Health Care The following table sets forth the components of net periodic benefit costs included in the Condensed Consolidated Statements of Comprehensive Income (in thousands):
|  | Three Months Ended |  | Nine Months Ended
|  | September 30, 2017 |  | October 1, 2016 |  | September 30, 2017 |  | October 1, 2016
Service cost |  | $ | 185 |  |  | $ | 184 |  |  | $ | 556 |  |  | $ | 552 |
Interest cost |  | 206 |  |  | 212 |  |  | 619 |  |  | 634 |
Amortization of (gain)/loss |  | 6 |  |  | 16 |  |  | 19 |  |  | 46 |
Net periodic benefit cost |  | $ | 397 |  |  | $ | 412 |  |  | $ | 1,194 |  |  | $ | 1,232 |

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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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