LOANS - Non-accrual loans (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
LOANS
Nonaccrual loans	$ 3,074	$ 415
Nonaccrual loans without related allowance for credit losses	2,673	369
Recognized interest income	6
Mortgage loans on real estate | One-to four-family first lien residential
LOANS
Nonaccrual loans	1,455	369
Nonaccrual loans without related allowance for credit losses	1,054	369
Mortgage loans on real estate | Commercial
LOANS
Nonaccrual loans	1,578
Nonaccrual loans without related allowance for credit losses	1,578
Recognized interest income	6
Commercial and industrial
LOANS
Nonaccrual loans	41	$ 46
Nonaccrual loans without related allowance for credit losses	$ 41