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RETIREMENT PLANS (Tables) | 3 Months Ended
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Mar. 31, 2019
RETIREMENT PLANS |
Schedule of components of the plan's net periodic pension cost | The Company recorded the net periodic benefit cost identified below (in thousands):
|  | Three months ended |
|  | March 31, 2019 |  | March 31, 2018 |
|  | Pension benefits |  | Postretirement benefits |  | Pension benefits |  | Postretirement benefits |
Operating expense |  |  |  |  |  |  |  |  |  |  |  |  |
Service cost |  | $ | 447 |  | $ | 37 |  | $ | 448 |  | $ | 37 |
Non-operating expense |  |  |  |  |  |  |  |  |  |  |  |  |
Interest cost |  |  | 841 |  |  | 40 |  |  | 820 |  |  | 40 |
Expected return on plan assets |  |  | (1,263) |  |  | — |  |  | (1,209) |  |  | — |
Actuarial gain/ loss |  |  | 7 |  |  | (17) |  |  | 30 |  |  | (17) |
Net periodic pension expense |  | $ | 32 |  | $ | 60 |  | $ | 89 |  | $ | 60 |

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + 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 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920 + Details
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