BORROWINGS - Narrative (Details)		3 Months Ended		9 Months Ended
	Apr. 02, 2025 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) fund	Dec. 31, 2024 USD ($)
BORROWINGS
Number of unsecured federal funds lines of credit | fund				2
Interest expenses		$ 600,000	$ 700,000
Subordinated Notes
BORROWINGS
Remaining Net Balance		$ 8,000,000		$ 8,000,000
PPPLF
BORROWINGS
Interest bearing rate (as a percent)		35.00%		35.00%
Carrying Value		$ 900,000		$ 900,000	$ 2,000,000
PPPLF | Minimum
BORROWINGS
Debt term (in years)				2 years
PPPLF | Maximum
BORROWINGS
Debt term (in years)				5 years
Federal Funds Lines of Credit One
BORROWINGS
Maximum borrowing capacity		10,000,000		$ 10,000,000
Amount outstanding		0		0	0
Federal Funds Lines of Credit Two
BORROWINGS
Maximum borrowing capacity		19,000,000		19,000,000
FHLB Advance
BORROWINGS
Debt term (in years)	3 months
FHLB borrowings – floating rate	$ 50,000,000
Basis spread on variable rate	0.15%
FHLB
BORROWINGS
Amount of collateral pledged		1,410,000,000		1,410,000,000	$ 1,300,000,000
Borrowings from FHLB		$ 604,000,000		$ 604,000,000