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PENSION PLANS. (Details Narrative) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Percentage of adjusting rate assumed health care |  | For purposes of determining the cost and obligation for pre-Medicare postretirement medical benefits, 6.75% annual rate of increase in the per capita cost of covered benefits (i.e., health care trend rate) was assumed for the plan in 2021, adjusting to a rate of 4.50% in 2030.
Pension plan description |  | The pension plan's current investment target allocations are 50% equities and 50% debt. The pension committee reviews the actual asset allocation in light of these targets periodically and rebalances investments as necessary.
Retirement Plan [Member] |  |
Expected net periodic benefit cost for 2017 |  | $ 800
Retirement Plan [Member] | Forecast [Member] |  |
Expected contributions by the company | $ 700 |
Net periodic benefit cost | $ 200 |

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- Definition Amount of contributions expected to be received by defined benefit plan from employer in next fiscal year following latest fiscal year. + 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 (g) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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