EMPLOYEE BENEFIT PLANS - Components of Net Periodic Benefit Cost (Credit) (Details) - Pension Plans - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Components of Net Periodic Benefit Cost:
Service cost	$ 176	$ 83
Interest cost	5,409	5,192
Expected return on plan assets	(5,972)	(6,511)
Amortization of:
Prior service cost	298	133
Net actuarial loss	1,808	1,724
Net periodic benefit cost	$ 1,719	$ 621