RETIREMENT PLANS - Net Periodic Pension Cost (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Pension Plan
(Cost)/earnings components:
Interest cost	$ (208)	$ (208)
Expected return on plan assets	224	210
Net amortization and deferral	(28)	(34)
Total net periodic pension cost	(12)	(32)
SERP
(Cost)/earnings components:
Interest cost	(138)	(146)
Net amortization and deferral	(26)	(20)
Total net periodic pension cost	$ (164)	$ (166)