FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS - Recurring (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Available-for-sale securities transfers	$ 0
Level 2
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	36,654	$ 48,487
Level 3
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale		148
Recurring
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	36,654	48,635
Recurring | Level 2
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	36,654	48,487
Recurring | Level 3
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale		148
U.S. Treasury securities | Recurring
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	5,923	14,795
U.S. Treasury securities | Recurring | Level 2
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	5,923	14,795
U.S. Government Agency securities | Recurring
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	5,311	900
U.S. Government Agency securities | Recurring | Level 2
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	5,311	900
Municipal securities | Recurring
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	12,834	13,527
Municipal securities | Recurring | Level 2
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	12,834	13,379
Municipal securities | Recurring | Level 3
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale		148
Mortgage-backed securities and collateralized mortgage obligations | Recurring
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	8,390	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	8,390	10,915
Corporate securities | Recurring
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	4,196	8,498
Corporate securities | Recurring | Level 2
FAIR VALUE MEASUREMENT AND FAIR VALUE OF FINANCIAL INSTRUMENTS
Securities available-for-sale	$ 4,196	$ 8,498