EMPLOYEE BENEFIT PLANS - Employee benefit plan amounts recognized in the Consolidated Balance Sheets and Consolidated Statements of Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Retirement Benefits [Abstract]
Service cost	$ 2,425	$ 2,334	$ 4,850	$ 4,684
Interest cost	1,300	1,072	2,600	2,147
Expected return on plan assets	(2,625)	(2,700)	(5,250)	(5,400)
Amortization of prior service cost	0	1	0	1
Defined Benefit Plan, Amortization of Gain (Loss)	375	170	750	320
Net periodic benefit cost (income)	$ 1,475	$ 877	$ 2,950	$ 1,752