FAIR VALUE ACCOUNTING - Assets Measured on a Nonrecurring Basis (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Significant Unobservable Inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreclosed and repossessed assets, net	$ 850	$ 857
Collateral dependent loans	15,013	10,360
Fair Value, Measurements, Nonrecurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreclosed and repossessed assets, net	850	857
Collateral dependent loans	15,013	10,360
Total	15,863	11,217
Fair Value, Measurements, Nonrecurring \| Quoted Prices in Active Markets for Identical Instruments (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreclosed and repossessed assets, net	0	0
Collateral dependent loans	0	0
Total	0	0
Fair Value, Measurements, Nonrecurring \| Significant Other Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreclosed and repossessed assets, net	0	0
Collateral dependent loans	0	0
Total	0	0
Fair Value, Measurements, Nonrecurring \| Significant Unobservable Inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreclosed and repossessed assets, net	850	857
Collateral dependent loans	15,013	10,360
Total	$ 15,863	$ 11,217