SUBORDINATED DEBT - Narrative (Details) - Subordinated Debt - Variable Rate Subordinated Debentures	12 Months Ended
Dec. 31, 2023
Maturities of commercial paper	4 years
Subordinated debt, additional term	4 years
Redemption of principal, percent	100.00%
Redemption notice period	30 days

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph e
-SubTopic 470
-Topic 942
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480848/942-470-50-3

Name:	us-gaap_DebtInstrumentRedemptionPricePercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration