EMPLOYEE BENEFIT PLANS - Obligations, Assets, Reported Amounts (Details) - Defined benefit pension plan - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Change in benefit obligations:
Benefit obligations at beginning of year	$ 139,566	$ 147,934
Interest cost	3,749	3,438	$ 4,185
Actuarial gain	(32,996)	(6,406)
Benefits paid	(5,637)	(5,400)
Benefit obligations at end of year	104,682	139,566	147,934
Change in plan assets:
Fair value of plan assets at beginning of year	113,976	100,969
Employer contribution		3,312
Actual return on plan assets	(16,210)	15,095
Benefits paid	(5,637)	(5,400)
Fair value of plan assets at end of year	92,129	113,976	$ 100,969
Funded status at the end of year	(12,553)	(25,590)
Amounts recognized in balance sheet:
Non-current liability	(12,553)	(25,590)
Amount recognized in accumulated other comprehensive income consists of:
Prior service cost	(382)	(568)
Net actuarial loss	(15,160)	(27,271)
Amounts recognized in accumulated other comprehensive income	$ (15,542)	$ (27,839)
Weighted-average assumption to determine benefit obligations
Discount rate	5.10%	2.73%
Weighted-average assumptions used to determine net periodic benefit cost
Discount rate	2.73%	2.37%
Expected return on plan assets	6.00%	6.50%