FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS - Recurring (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025	Mar. 31, 2025
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Available-for-sale securities transfers	$ 0		$ 0
Level 2
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	42,883	$ 48,487
Recurring
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	43,031	48,635
Recurring | Level 2
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	42,883	48,487
Recurring | Level 3
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	148	148
U.S. Treasury securities | Recurring
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	11,740	14,795
U.S. Treasury securities | Recurring | Level 2
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	11,740	14,795
U.S. Government Agency securities | Recurring
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	893	900
U.S. Government Agency securities | Recurring | Level 2
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	893	900
Municipal securities | Recurring
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	13,366	13,527
Municipal securities | Recurring | Level 2
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	13,218	13,379
Municipal securities | Recurring | Level 3
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	148	148
Mortgage-backed securities and collateralized mortgage obligations | Recurring
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	10,001	10,915
Mortgage-backed securities and collateralized mortgage obligations | Recurring | Level 2
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	10,001	10,915
Corporate securities | Recurring
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	7,031	8,498
Corporate securities | Recurring | Level 2
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	$ 7,031	$ 8,498