EMPLOYEE BENEFIT PLANS (Schedule of Components of Net Periodic Benefit Cost) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Components of Net Periodic Benefit Costs:
Pension Settlement	$ 0	$ 209
Defined Benefit Pension Plan [Member]
Components of Net Periodic Benefit Costs:
Service Cost	872	1,572
Interest Cost	1,458	1,166
Expected Return on Plan Assets	(1,701)	(2,675)
Prior Service Cost Amortization	1	4
Net Loss Amortization	234	428
Pension Settlement	0	209
Net Periodic Benefit Cost	$ 864	$ 704
Discount Rate Used for Benefit Cost	5.63%	3.11%
Long-Term Rate of Return on Assets	6.75%	6.75%
Supplemental Executive Retirement Plan [Member]
Components of Net Periodic Benefit Costs:
Service Cost	$ 4	$ 8
Interest Cost	130	79
Prior Service Cost Amortization	38	69
Net Loss Amortization	(155)	180
Net Periodic Benefit Cost	$ 17	$ 336
Discount Rate Used for Benefit Cost	5.45%	2.80%