EMPLOYEE BENEFIT PLANS (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) plan	Jun. 30, 2021 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Number of qualified defined benefit plans | plan			1
Pension contributions paid			$ 0
Weighted-average expected long-term rate of return on plan assets (as a percent)			5.00%
Pension
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 0	$ 0	$ 0	$ 0
Interest cost	609	557	1,217	1,114
Expected return on plan assets	(872)	(936)	(1,743)	(1,873)
Amortization of losses	184	288	369	577
Net periodic benefit (credit) cost	(79)	(91)	(157)	(182)
Postretirement
Defined Benefit Plan Disclosure [Line Items]
Service cost	2	2	3	4
Interest cost	13	11	26	23
Expected return on plan assets	0	0	0	0
Amortization of losses	4	5	7	10
Net periodic benefit (credit) cost	$ 19	$ 18	$ 36	$ 37