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EMPLOYEE BENEFIT PLANS (Schedule of Components of Net Periodic Benefit Cost) (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Jun. 30, 2023 | Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Components of Net Periodic Benefit Costs: |  |  |  |  |
Pension Plan Settlement (Gain) Charge |  |  |  | $ (291,000) | $ 480,000
Defined Benefit Pension Plan [Member] |  |  |  |  |
Components of Net Periodic Benefit Costs: |  |  |  |  |
Service Cost |  | $ 872,000 | $ 1,572,000 | 2,616,000 | 4,717,000
Interest Cost |  | 1,458,000 | 1,166,000 | 4,374,000 | 3,499,000
Expected Return on Plan Assets |  | (1,701,000) | (2,675,000) | (5,104,000) | (8,026,000)
Prior Service Cost Amortization |  | 1,000 | 4,000 | 4,000 | 11,000
Net Loss Amortization |  | 234,000 | 428,000 | 701,000 | 1,285,000
Pension Plan Settlement (Gain) Charge |  | 0 | 102,000 | 0 | 480,000
Net Periodic Benefit Cost |  | $ 864,000 | $ 597,000 | $ 2,591,000 | $ 1,966,000
Discount Rate |  | 5.63% | 3.11% | 5.63% | 3.11%
Long-Term Rate of Return on Assets |  | 6.75% | 6.75% | 6.75% | 6.75%
Supplemental Executive Retirement Plan [Member] |  |  |  |  |
Components of Net Periodic Benefit Costs: |  |  |  |  |
Service Cost |  | $ 4,000 | $ 8,000 | $ 13,000 | $ 24,000
Interest Cost |  | 120,000 | 79,000 | 381,000 | 237,000
Prior Service Cost Amortization |  | 38,000 | 69,000 | 114,000 | 207,000
Net Loss Amortization |  | (111,000) | 180,000 | (420,000) | 540,000
Pension Plan Settlement (Gain) Charge | $ (300,000) | 0 | 0 | (291,000) | 0
Net Periodic Benefit Cost |  | $ 51,000 | $ 336,000 | $ (203,000) | $ 1,008,000
Discount Rate |  | 5.33% | 2.80% | 5.41% | 2.80%

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- Definition Amount of prior service cost (credit) recognized in net periodic benefit cost (credit) of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480482/715-20-55-17 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 3A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480535/715-20-45-3A Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480482/715-20-55-18 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (h)(5) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (a)(5) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-6 + Details
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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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- Definition Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-8 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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