PENSION PLAN AND OTHER BENEFIT PLANS - Changes in Projected Benefit Obligation and Plan Assets, and Funded Status (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Pension Plan
Change in projected benefit obligation:
Benefit obligation at beginning of year	$ 40,404	$ 42,781
Service cost	0	0
Interest cost	1,130	1,084
Actuarial (gain) loss	(8,856)	(1,300)
Curtailments	0	0
Settlements	0	0
Benefits paid	(2,172)	(2,161)
Benefit obligation at end of year	30,506	40,404
Change in plan assets:
Fair value of plan assets at beginning of year	52,987	50,134
Actual return on plan assets	(6,159)	5,014
Employer contributions	0	0
Settlements	0	0
Benefits paid	(2,172)	(2,161)
Fair value of plan assets at end of year	44,656	52,987
Funded status of plan	14,150	12,583
Defined Benefit Health Care Plan
Change in projected benefit obligation:
Benefit obligation at beginning of year	194	249
Service cost	0	0
Interest cost	3	6
Participant contributions	18	20
Amendments	0	0
Actuarial (gain) loss	(71)	(37)
Benefits paid	(49)	(44)
Benefit obligation at end of year	95	194
Change in plan assets:
Fair value of plan assets at beginning of year	0	0
Employer contributions	31	24
Participant contributions	18	20
Benefits paid	(49)	(44)
Fair value of plan assets at end of year	0	0
Funded status of plan	(95)	(194)
Executive Supplemental Pension Plan
Change in projected benefit obligation:
Benefit obligation at beginning of year	1,173	1,251
Service cost	0	0
Interest cost	32	31
Actuarial (gain) loss	(148)	0
Benefits paid	(109)	(109)
Benefit obligation at end of year	948	1,173
Change in plan assets:
Fair value of plan assets at beginning of year	0	0
Employer contributions	109	109
Benefits paid	(109)	(109)
Fair value of plan assets at end of year	0	0
Funded status of plan	$ (948)	$ (1,173)