DERIVATIVE FINANCIAL INSTRUMENTS - Narrative (Details) - Interest rate swaps $ in Thousands	3 Months Ended	12 Months Ended
Dec. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)	Aug. 01, 2022 loan
Derivative [Line Items]
Collateralized agreements	$ 500	$ 500
Swap spread income, net	$ 193	$ 193
Beach Bancorp
Derivative [Line Items]
Number of loans acquired \| loan			33

The total of collateralized agreements including securities purchased under agreements to resell (repos), borrowed securities, and secured demand notes.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 10
-Section 05
-Paragraph 16
-URI https://asc.fasb.org/extlink&oid=109246787&loc=d3e93640-111703

Name:	us-gaap_CollateralizedAgreements
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant