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EMPLOYEE BENEFIT PLANS (Schedule of Components of Net Periodic Benefit Cost) (Details) - USD ($)
$ in Thousands
 1 Months Ended 3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Components of Net Periodic Benefit Costs:          
Pension Plan Settlement (Gain) Charge       $ (291) $ 378
Defined Benefit Pension Plan [Member]          
Components of Net Periodic Benefit Costs:          
Service Cost   $ 872 $ 1,572 1,744 3,145
Interest Cost   1,458 1,166 2,916 2,333
Expected Return on Plan Assets   (1,701) (2,675) (3,403) (5,351)
Prior Service Cost Amortization   1 4 3 8
Net Loss Amortization   234 428 467 857
Pension Plan Settlement (Gain) Charge   0 169 0 378
Net Periodic Benefit Cost   $ 864 $ 664 $ 1,727 $ 1,370
Discount Rate Used for Benefit Cost   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 $ 8 $ 9 $ 16
Interest Cost   130 79 261 158
Prior Service Cost Amortization   38 69 76 138
Net Loss Amortization   (155) 180 (309) 360
Pension Plan Settlement (Gain) Charge $ (300) (291) 0 (291) 0
Net Periodic Benefit Cost   $ (274) $ 336 $ (254) $ 672
Discount Rate Used for Benefit Cost   5.45% 2.80% 5.45% 2.80%