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PENSION PLANS. (Tables) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2019 | Dec. 31, 2018
Schedule of defined contribution plan schedule |
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Interest cost |  | $ | 55 |  |  | $ | 46 |  |  | $ | 165 |  |  | $ | 138 |
Service cost |  |  | 17 |  |  |  | 2 |  |  |  | 51 |  |  |  | 6 |
Amortization of loss |  |  | 30 |  |  |  | 33 |  |  |  | 90 |  |  |  | 99 |
Net periodic expense |  | $ | 102 |  |  | $ | 81 |  |  | $ | 306 |  |  | $ | 243 |
Schedule of retirement plan costs |
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Interest cost |  | $ | 190 |  |  | $ | 174 |  |  | $ | 570 |  |  | $ | 522 |
Service cost |  |  | 94 |  |  |  | 106 |  |  |  | 282 |  |  |  | 318 |
Expected return on plan assets |  |  | (190 | ) |  |  | (204 | ) |  |  | (570 | ) |  |  | (612 | )
Net periodic expense |  | $ | 94 |  |  | $ | 76 |  |  | $ | 282 |  |  | $ | 228 |
Postretirement Plan [Member] |  |
Schedule of defined contribution plan schedule |  | Information related to the Retirement Plan as of and for the years ended December 31, 2018, 2017 and 2016 is presented below (dollars in thousands):
|  | 2018 |  |  | 2017 |  |  | 2016 |
Changes in plan assets: |  |  |  |  |  |  |  |  |
Fair value of plan assets, beginning |  | $ | 13,958 |  |  | $ | 12,423 |  |  | $ | 12,567 |
Actual gains (losses) |  |  | (946 | ) |  |  | 1,722 |  |  |  | 523 |
Benefits paid |  |  | (667 | ) |  |  | (665 | ) |  |  | (667 | )
Company contributions |  |  | 912 |  |  |  | 478 |  |  |  | — |
Participant contributions |  |  | — |  |  |  | — |  |  |  | — |
Fair value of plan assets, ending |  | $ | 13,257 |  |  | $ | 13,958 |  |  | $ | 12,423 |
Less: projected accumulated benefit obligation |  | $ | 18,690 |  |  | $ | 19,658 |  |  | $ | 18,455 |
Funded status, (underfunded)/overfunded |  | $ | (5,433 | ) |  | $ | (5,700 | ) |  | $ | (6,032 | )
Amounts recognized in the consolidated balance sheets: |  |  |  |  |  |  |  |  |  |  |  |
Other liabilities |  | $ | (5,433 | ) |  | $ | (5,700 | ) |  | $ | (6,032 | )
Accumulated other comprehensive loss (income) |  | $ | 1,069 |  |  | $ | 726 |  |  | $ | 1,047 |
Components of net periodic benefit costs are as follows: |  |  |  |  |  |  |  |  |  |  |  |
Service cost |  | $ | 424 |  |  | $ | 391 |  |  | $ | 223 |
Interest cost |  |  | 694 |  |  |  | 750 |  |  |  | 686 |
Expected return on plan assets |  |  | (816 | ) |  |  | (674 | ) |  |  | (794 | )
Net periodic benefit cost |  | $ | 302 |  |  | $ | 467 |  |  | $ | 115 |
Loss (gain) recognized in other comprehensive income (expense) |  | $ | 343 |  |  | $ | (321 | ) |  | $ | 1,932 |
Assumptions used in computation benefit obligations: |  |  |  |  |  |  |  |  |  |  |  |
Discount rate |  |  | 4.15 | % |  |  | 3.60 | % |  |  | 4.15 | %
Expected long-term return on plan assets |  |  | 6.25 | % |  |  | 6.00 | % |  |  | 6.75 | %
Rate of compensation increase |  |  | — |  |  |  | — |  |  |  | —
Schedule of expected benefit payments |  | The following table summarizes the expected benefit payments for the Company's Retirement Plan for each of the next five fiscal years and in the aggregate for the five fiscal years thereafter (in thousands):
December 31: |  |  |
2019 |  | $ | 760 |
2020 |  |  | 790 |
2021 |  |  | 800 |
2022 |  |  | 840 |
2023 |  |  | 890 |
2024-28 |  |  | 5,100 |
|  | $ | 9,180 |
Retirement Plan [Member] |  |
Schedule of defined contribution plan schedule |  | Information related to the Postretirement Plan as of December 31, 2018 and 2017 is presented below (dollars in thousands):
|  | 2018 |  |  | 2017 |
Amounts at the end of the year: |  |  |  |  |  |  |  |
Accumulated/projected benefit obligation |  | $ | 5,711 |  |  | $ | 5,565 |
Fair value of plan assets |  |  | — |  |  |  |  |
Funded status, (underfunded)/overfunded |  | $ | (5,711 | ) |  | $ | (5,565 | )
Amounts recognized in the consolidated balance sheets: |  |  |  |  |  |  |  |
Accrued liabilities |  | $ | (320 | ) |  | $ | (240 | )
Other liabilities |  | $ | (5,392 | ) |  | $ | (5,325 | )
Accumulated other comprehensive loss |  | $ | 1,390 |  |  | $ | 1,508 |
|  | Years Ended December 31, |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Amounts recognized in the plan for the year: |  |  |  |  |  |  |  |  |  |  |  |
Company contributions |  | $ | 137 |  |  | $ | 157 |  |  | $ | 163 |
Participant contributions |  | $ | 14 |  |  | $ | 22 |  |  | $ | 22 |
Benefits paid |  | $ | (152 | ) |  | $ | (179 | ) |  | $ | (184 | )
Components of net periodic benefit costs are as follows: |  |  |  |  |  |  |  |  |  |  |  |
Service cost |  | $ | 84 |  |  | $ | 84 |  |  | $ | 48 |
Interest cost |  |  | 182 |  |  |  | 198 |  |  |  | 139 |
Amortization of prior service costs |  |  | 131 |  |  |  | 134 |  |  |  | — |
Net periodic benefit cost |  | $ | 397 |  |  | $ | 416 |  |  | $ | 187 |
Loss (gain) recognized in other comprehensive income |  | $ | (118 | ) |  | $ | (65 | ) |  | $ | 1,728 |
Discount rate used in computation of benefit obligations |  |  | 3.35 | % |  |  | 3.80 | % |  |  | 3.95 | %
Schedule of expected benefit payments |  | The following table summarizes the expected benefit payments for the Company's Post-Retirement Plan for each of the next five fiscal years and in the aggregate for the five fiscal years thereafter (in thousands):
December 31: |  |  |
2019 |  | $ | 320 |
2020 |  |  | 320 |
2021 |  |  | 370 |
2022 |  |  | 360 |
2023 |  |  | 390 |
2024-28 |  |  | 2,350 |
|  | $ | 4,110 |

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