PENSION PLAN, Plan's funded status (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
CHANGES IN BENEFIT OBLIGATIONS [Roll Forward]
Benefit obligation-beginning of year	$ 24,358	$ 22,832
Service cost	37	35
Interest cost	492	654
Actuarial (gain) loss	(989)	2,115
Benefits paid	(1,341)	(1,278)
Benefit obligation at end of year	22,557	24,358
CHANGE IN PLAN ASSETS [Roll Forward]
Fair value of plan assets-beginning of year	20,106	18,817
Actual return on plan assets	2,185	2,567
Benefits paid	(1,341)	(1,278)
Fair value of plan assets-end of year	20,950	20,106
BENEFIT OBLIGATION IN EXCESS OF FAIR VALUE FUNDED STATUS:	$ (1,607)	$ (4,252)
Discount rate	2.50%	2.08%