LEASES - Premises and Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Leases [Abstract]
Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration]	Premises and equipment, net	Premises and equipment, net
Buildings	$ 5,572	$ 5,572
Less: accumulated depreciation	(2,789)	(2,540)
Net book value	$ 2,783	$ 3,032