SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Other, Net (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Accounting Policies [Abstract]
Interest and dividend income	$ 6,028	$ 4,916	$ 11,487	$ 8,851
Net (losses) gains recognized on investment securities	(178)	213	1,018	207
Net periodic benefit cost other than the service costs	(267)	(339)	(535)	(678)
Other income	2	1	0	31
Other, net	$ 5,585	$ 4,791	$ 11,970	$ 8,411