EMPLOYEE BENEFIT PLANS - Schedule of Net Benefit Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Defined Benefit Plan Disclosure [Line Items]
Net actuarial (gain) loss	$ (1,132)	$ 338	$ 350
Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Interest cost	233	282
Expected return on plan assets	(712)	(708)
Settlement Charge	0	0
Net actuarial (gain) loss	(953)	178
Settlement charge	0	0
Net periodic pension benefit cost (credit)	(479)	(426)
Total recognized in net periodic benefit (credit) cost and other comprehensive income (loss)	(1,432)	(248)
Non-qualified Supplemental Executive Retirement Plan
Defined Benefit Plan Disclosure [Line Items]
Interest cost	44	81
Net actuarial (gain) loss	(137)	202
Amortization of unrecognized actuarial loss	43	42
Net periodic pension benefit cost (credit)	87	123
Total recognized in net periodic benefit (credit) cost and other comprehensive income (loss)	$ (180)	$ 160