FAIR VALUE - Summary of assets measured at fair value on recurring basis (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative Asset	$ 1,014		$ 1,014		$ 1,060
Mortgage loans held for sale, at fair value	21,806		21,806		25,455
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	49,177		49,177		0
GNMA MBS – residential
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	9,869		9,869
FNMA MBS – residential
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	14,825		14,825
Government CMO and MBS – commercial
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	24,483		24,483
Fair Value, Recurring
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Mortgage loans held for sale, at fair value	21,806		21,806		25,455
Loans held at fair value	4,208		4,208		7,283
Equity securities	769		769		752
Fair Value, Recurring | Forward commitments and FSC
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative Asset					225
Fair Value, Recurring | IRLC, net
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative Asset	1,013		1,013		358
Fair Value, Recurring | GNMA MBS – residential
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	9,869		9,869
Fair Value, Recurring | FNMA MBS – residential
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	14,825		14,825
Fair Value, Recurring | Government CMO and MBS – commercial
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	24,483		24,483
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Mortgage loans held for sale, at fair value	0		0		0
Loans held at fair value	4,208		4,208		7,283
Equity securities	0		0		0
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring | Loans Held at Fair Value
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance at beginning of period	5,099	$ 10,190	7,283	$ 13,726
Gains/(losses) in net income, net	25	66	114	166
Settlements	(909)	(1,311)	(3,125)	(4,230)
Balance at end of period	4,208	8,646	4,208	8,646
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Net Charge Off	(7)	(299)	(64)	(1,016)
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring | Forward commitments and FSC
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative Asset					0
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring | Guarantee Asset
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance at beginning of period	244	228	235	189
Unpaid principal	9	21	29	68
Gains/(losses) in net income, net	37	39	69	50
Settlements	(24)	(18)	(67)	(37)
Balance at end of period	266	270	266	270
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring | IRLC, net
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative Asset	0		0		0
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring | Equity Warrants
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance at beginning of period	765	795	765	795
Balance at end of period	765	$ 795	765	$ 795
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring | GNMA MBS – residential
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	0		0
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring | FNMA MBS – residential
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	0		0
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring | Government CMO and MBS – commercial
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	0		0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Recurring
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Mortgage loans held for sale, at fair value	0		0		0
Loans held at fair value	0		0		0
Equity securities	647		647		630
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Recurring | Forward commitments and FSC
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative Asset					0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Recurring | IRLC, net
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative Asset	0		0		0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Recurring | GNMA MBS – residential
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	0		0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Recurring | FNMA MBS – residential
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	0		0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Recurring | Government CMO and MBS – commercial
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	0		0
Significant Other Observable Inputs (Level 2) | Fair Value, Recurring
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Mortgage loans held for sale, at fair value	21,806		21,806		25,455
Loans held at fair value	0		0		0
Equity securities	122		122		122
Significant Other Observable Inputs (Level 2) | Fair Value, Recurring | Forward commitments and FSC
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative Asset					225
Significant Other Observable Inputs (Level 2) | Fair Value, Recurring | IRLC, net
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Derivative Asset	1,013		1,013		$ 358
Significant Other Observable Inputs (Level 2) | Fair Value, Recurring | GNMA MBS – residential
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	9,869		9,869
Significant Other Observable Inputs (Level 2) | Fair Value, Recurring | FNMA MBS – residential
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	14,825		14,825
Significant Other Observable Inputs (Level 2) | Fair Value, Recurring | Government CMO and MBS – commercial
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Available-for-sale debt securities, at fair value (amortized cost of $49,407 and $0, respectively)	$ 24,483		$ 24,483