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EMPLOYEE RETIREMENT PLANS (Tables) | 12 Months Ended
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Dec. 31, 2018
Defined Benefit Pension Plans And Defined Benefit Postretirement Plans Disclosure [Abstract] |
Information Relating to the Company's Plan | Information relating to the Company’s plan is as follows (in thousands):
|  | Year Ended December 31, |
|  | 2018 |  |  | 2017 |
Change in benefit obligation: |  |  |  |  |  |  |  |
Benefit obligation, beginning of year |  | $ | 33,176 |  |  | $ | 27,563 |
Service cost |  |  | 1,301 |  |  |  | 1,214 |
Interest cost |  |  | 1,047 |  |  |  | 1,013 |
Actuarial loss |  |  | 8,531 |  |  |  | 2,952 |
Plan amendment |  |  | — |  |  |  | 434 |
Benefit obligation, end of year |  |  | 44,055 |  |  |  | 33,176 |
Fair value of plan assets |  |  | — |  |  |  | — |
Unfunded status of the plan, end of year |  | $ | 44,055 |  |  | $ | 33,176 |
Current liability |  |  | — |  |  |  | — |
Noncurrent liability |  | $ | 44,055 |  |  | $ | 33,176 |
Components of Net Periodic Pension Cost | The components of net periodic pension cost were as follows (in thousands):
|  | Year Ended December 31, |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Service cost |  | $ | 1,301 |  |  | $ | 1,214 |  |  | $ | 1,415 |
Interest cost |  |  | 1,047 |  |  |  | 1,013 |  |  |  | 875 |
Amortization of prior service cost |  |  | 1,683 |  |  |  | 1,667 |  |  |  | 1,660 |
Amortization of loss |  |  | 435 |  |  |  | 457 |  |  |  | 15 |
Total net periodic benefit cost |  | $ | 4,466 |  |  | $ | 4,351 |  |  | $ | 3,965 |
Assumptions Used to Determine Benefit Obligation and Net Periodic Pension Cost | Assumptions used to determine the year end benefit obligation were as follows:
|  | Year Ended December 31, |
|  | 2018 |  |  | 2017 |
Discount rate |  |  | 3.82 | % |  |  | 3.22 | %
Rate of compensation increases |  |  | 3.50 | % |  |  | 3.50 | %
Assumptions used to determine the net periodic pension cost were as follows:
|  | Year Ended December 31, |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Discount rate |  |  | 3.22 | % |  |  | 3.41 | % |  |  | 3.57 | %
Rate of compensation increases |  |  | 3.50 | % |  |  | 3.50 | % |  |  | 3.50 | %
Amounts to be Amortized from Accumulated Other Comprehensive Loss into Net Periodic Pension Cost in Next Fiscal Year | The estimated amounts to be amortized from accumulated other comprehensive loss into the net periodic pension cost in 2019 are as follows (in thousands):
Amortization of prior service cost |  | $ | 1,595 |
Amortization of loss |  |  | 1,642 |
Total |  | $ | 3,237 |
Benefit Payments Expected to be Paid | Benefit payments, which reflect estimated future service, are currently expected to be paid as follows (in thousands):
Year |  | Projected Benefits |
2019 |  | $ | — |
2020 |  |  | 3,551 |
2021 |  |  | 3,640 |
2022 |  |  | 4,122 |
2023 |  |  | 4,427 |
2024-2028 |  |  | 25,977 |
Thereafter |  |  | 23,647 |

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- Definition Tabular disclosure of the amounts related to pension plans and/or other employee benefit plans in accumulated other comprehensive income (loss) expected to be recognized as components of net periodic benefit cost over the next fiscal year, including the net gain (loss), net prior service cost or credit, and net transition asset or obligation. + 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 (s) -URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920 + Details
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