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Retirement Plans (Tables) | 6 Months Ended
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Jun. 30, 2019
Retirement Plans [Abstract] |
Annual Benefit Cost | The Company’s components of annual benefit cost for the defined benefit plans for the periods presented are as follows:
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
(In thousands) |  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Service cost |  | $ | 359 |  |  | $ | 366 |  |  | $ | 718 |  |  | $ | 734 |
Interest cost |  |  | 319 |  |  |  | 286 |  |  |  | 639 |  |  |  | 575 |
Expected return on plan assets |  |  | (229 | ) |  |  | (241 | ) |  |  | (460 | ) |  |  | (486 | )
Recognized actuarial gain |  |  | (39 | ) |  |  | (27 | ) |  |  | (78 | ) |  |  | (54 | )
Total defined benefit expense |  | $ | 410 |  |  | $ | 384 |  |  | $ | 819 |  |  | $ | 769 |

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- Definition Tabular disclosure of the costs related to the various types of retirement plans including defined benefit pension plan cost, defined contribution plan cost, other postretirement benefit plan cost, and net periodic benefit cost. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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