SUBORDINATED DEBENTURES (Details) - USD ($) $ in Thousands						1 Months Ended	3 Months Ended
	Jun. 28, 2024	Jun. 30, 2022	Jun. 15, 2022	May 06, 2022	Sep. 30, 2015	Sep. 30, 2015	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024	Jul. 09, 2024
Debt Instrument [Line Items]
Subordinated debentures							$ 272,400		$ 272,300
Interest expense related to the subordinated debt							$ 4,300	$ 2,600
Fixed to Floating Rate Subordinated Notes Due 2032 (the Notes)
Debt Instrument [Line Items]
Aggregate principal amount issued				$ 160,000
Date after debt becomes callable				May 15, 2027
Fixed annual interest rate				5.00%
Fixed to Floating Rate Subordinated Notes Due 2032 (the Notes) | Debt Instrument, Redemption, Period One [Member]
Debt Instrument [Line Items]
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]				us-gaap:SecuredOvernightFinancingRateSofrMember
Fixed to Floating Rate Subordinated Notes Due 2032 (the Notes) | Debt Instrument, Redemption, Period Two [Member]
Debt Instrument [Line Items]
Basis points added to benchmark rate				2.18%
Fixed to Floating Rate Subordinated Notes Due 2027 (4.50%)
Debt Instrument [Line Items]
Fixed annual interest rate			4.50%
Repayment			$ 115,000
Pre-tax write-off of debt issuance costs			$ 740
Fixed to Floating Rate Subordinated Notes Due 2025 (5.25%)
Debt Instrument [Line Items]
Fixed annual interest rate		5.25%
Repayment		$ 40,000
Fixed to Floating Rate Subordinated Notes Due 2030 (5.75%)
Debt Instrument [Line Items]
Aggregate principal amount issued					$ 40,000	$ 40,000
Date after debt becomes callable						Sep. 30, 2030
Fixed to Floating Rate Subordinated Notes Due 2030 (5.75%) | Debt Instrument, Redemption, Period One [Member]
Debt Instrument [Line Items]
Fixed annual interest rate					5.75%	5.75%
Fixed annual rate, first period duration					10 years
Fixed to Floating Rate Subordinated Notes Due 2030 (5.75%) | From and including September 30, 2025
Debt Instrument [Line Items]
Basis points added to benchmark rate						3.72%
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]						us-gaap:SecuredOvernightFinancingRateSofrMember
Fixed to Floating Rate Subordinated Notes Due 2034 [Member]
Debt Instrument [Line Items]
Aggregate principal amount issued	$ 65,000
Date after debt becomes callable	Jul. 15, 2029
Fixed to Floating Rate Subordinated Notes Due 2034 [Member] | Over-Allotment Option [Member]
Debt Instrument [Line Items]
Aggregate principal amount issued										$ 9,800
Net proceeds of the offering for the repayment										$ 74,800
Fixed to Floating Rate Subordinated Notes Due 2034 [Member] | Debt Instrument, Redemption, Period One [Member]
Debt Instrument [Line Items]
Fixed annual interest rate	9.00%
Fixed to Floating Rate Subordinated Notes Due 2034 [Member] | Debt Instrument, Redemption, Period Two [Member]
Debt Instrument [Line Items]
Basis points added to benchmark rate	4.951%
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]	us-gaap:SecuredOvernightFinancingRateSofrMember