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PENSION AND RETIREMENT BENEFIT PLANS. (Tables) | 9 Months Ended
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Sep. 30, 2019
Retirement Benefits [Abstract] |
Schedule of retirement plan costs | The Company’s net periodic Retirement Plan costs are as follows (in thousands):
|  | 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 |
Schedule of postretirement plan costs | The Company’s net periodic Postretirement Plan costs are as follows (in thousands):
|  | 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 |

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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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- Definition Tabular disclosure of one or more of the entity's defined benefit pension plans or one or more other defined benefit postretirement plans, separately for pension plans and other postretirement benefit plans including the entity's schedule of fair value of plan assets for defined benefit or other postretirement plans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2439-114920 Reference 3: 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 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2410-114920 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2417-114920 + Details
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