FAIR VALUE - Summary of assets measured at fair value on recurring basis (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Financial Assets abstract [Abstract]
Available-for-sale debt securities, at fair value (amortized cost of $41,937 and $45,623, respectively)	$ 41,939	$ 45,607
Mortgage loans held for sale, at fair value	28,426	40,176
Derivative assets	1,636	952
Financial Liabilities Abstract [Abstract]
Forward commitments and FSC	718	2,472
Fair Value, Recurring
Financial Assets abstract [Abstract]
Mortgage loans held for sale, at fair value	28,426	40,176
Loans held at fair value	2,468	3,182
Equity securities	768	772
Guarantee asset	250	243
Equity warrants	756	756
Swap derivative assets	1,636	952
Total assets	77,851	92,459
Financial Liabilities Abstract [Abstract]
Swap derivative liabilities	718	2,472
Total liabilities	753	2,646
Fair Value, Recurring | Residential mortgage-backed securities - other
Financial Assets abstract [Abstract]
Available-for-sale debt securities, at fair value (amortized cost of $41,937 and $45,623, respectively)	41,939	45,607
Fair Value, Recurring | IRLC, net
Financial Assets abstract [Abstract]
Derivative assets	922	748
Fair Value, Recurring | Forward commitments and FSC
Financial Assets abstract [Abstract]
Derivative assets	686	23
Financial Liabilities Abstract [Abstract]
Forward commitments and FSC	35	174
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Recurring
Financial Assets abstract [Abstract]
Mortgage loans held for sale, at fair value	0	0
Loans held at fair value	0	0
Equity securities	646	650
Guarantee asset	0	0
Equity warrants	0	0
Swap derivative assets	0	0
Total assets	646	650
Financial Liabilities Abstract [Abstract]
Swap derivative liabilities	0	0
Total liabilities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Recurring | Residential mortgage-backed securities - other
Financial Assets abstract [Abstract]
Available-for-sale debt securities, at fair value (amortized cost of $41,937 and $45,623, respectively)	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Recurring | IRLC, net
Financial Assets abstract [Abstract]
Derivative assets	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Recurring | Forward commitments and FSC
Financial Assets abstract [Abstract]
Derivative assets	0	0
Financial Liabilities Abstract [Abstract]
Forward commitments and FSC	0	0
Significant Other Observable Inputs (Level 2) | Fair Value, Recurring
Financial Assets abstract [Abstract]
Mortgage loans held for sale, at fair value	28,426	40,176
Loans held at fair value	0	0
Equity securities	122	122
Guarantee asset	0	0
Equity warrants	0	0
Swap derivative assets	1,636	952
Total assets	73,731	87,628
Financial Liabilities Abstract [Abstract]
Swap derivative liabilities	718	2,472
Total liabilities	753	2,646
Significant Other Observable Inputs (Level 2) | Fair Value, Recurring | Residential mortgage-backed securities - other
Financial Assets abstract [Abstract]
Available-for-sale debt securities, at fair value (amortized cost of $41,937 and $45,623, respectively)	41,939	45,607
Significant Other Observable Inputs (Level 2) | Fair Value, Recurring | IRLC, net
Financial Assets abstract [Abstract]
Derivative assets	922	748
Significant Other Observable Inputs (Level 2) | Fair Value, Recurring | Forward commitments and FSC
Financial Assets abstract [Abstract]
Derivative assets	686	23
Financial Liabilities Abstract [Abstract]
Forward commitments and FSC	35	174
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring
Financial Assets abstract [Abstract]
Mortgage loans held for sale, at fair value	0	0
Loans held at fair value	2,468	3,182
Equity securities	0	0
Guarantee asset	250	243
Equity warrants	756	756
Swap derivative assets	0	0
Total assets	3,474	4,181
Financial Liabilities Abstract [Abstract]
Swap derivative liabilities	0	0
Total liabilities	0	0
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring | Residential mortgage-backed securities - other
Financial Assets abstract [Abstract]
Available-for-sale debt securities, at fair value (amortized cost of $41,937 and $45,623, respectively)	0	0
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring | IRLC, net
Financial Assets abstract [Abstract]
Derivative assets	0	0
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring | Forward commitments and FSC
Financial Assets abstract [Abstract]
Derivative assets	0	0
Financial Liabilities Abstract [Abstract]
Forward commitments and FSC	$ 0	$ 0