REGULATORY CAPITAL MATTERS (Details)	9 Months Ended	12 Months Ended
	Sep. 30, 2025 USD ($) item	Dec. 31, 2024 USD ($)
REGULATORY CAPITAL MATTERS
Capital injection	$ 0	$ 0
Capital conservation buffer	2.50%
Common Equity Tier 1 capital ratio including capital conservation buffer (as a percent)	7.00%
Number of conditions or events to be performed | item	0
Tier 1 capital to risk-weighted assets
Actual Amount	$ 235,098,000	$ 226,244,000
Actual Ratio (as a percent)	0.0980	0.1007
Required for Capital Adequacy Purposes Ratio (as a percent)	0.085
Common Equity Tier 1 (CET 1) to risk-weighted assets
Actual Amount	$ 235,098,000	$ 226,244,000
Actual Ratio (as a percent)	9.80%	10.07%
Total capital to risk-weighted assets
Actual Amount	$ 300,044,000	$ 294,807,000
Actual Ratio (as a percent)	0.1250	0.1312
Required for Capital Adequacy Purposes Ratio (as a percent)	0.105
Tier 1 capital to average assets
Actual Amount	$ 235,098,000	$ 226,244,000
Actual Ratio (as a percent)	0.0751	0.0788
Banking Regulations, Retained Earnings (Accumulated Deficit)	$ 125,500,000
Bank
Tier 1 capital to risk-weighted assets
Actual Amount	$ 268,578,000	$ 256,419,000
Actual Ratio (as a percent)	0.1120	0.1141
Required for Capital Adequacy Purposes Amount	$ 143,840,000	$ 134,831,000
Required for Capital Adequacy Purposes Ratio (as a percent)	0.060	0.060
To be Well Capitalized Under Prompt Corrective Action Regulations Amount	$ 191,787,000	$ 179,774,000
To be Well Capitalized Under Prompt Corrective Action Regulations Ratio (as a percent)	0.080	0.080
Common Equity Tier 1 (CET 1) to risk-weighted assets
Actual Amount	$ 268,578,000	$ 256,419,000
Actual Ratio (as a percent)	11.20%	11.41%
Required for Capital Adequacy Purposes Amount	$ 107,880,000	$ 101,123,000
Required for Capital Adequacy Purposes Ratio (as a percent)	4.50%	4.50%
To be Well Capitalized Under Prompt Corrective Action Regulations Amount	$ 155,827,000	$ 146,067,000
To be Well Capitalized Under Prompt Corrective Action Regulations Ratio (as a percent)	6.50%	6.50%
Total capital to risk-weighted assets
Actual Amount	$ 288,524,000	$ 271,981,000
Actual Ratio (as a percent)	0.1204	0.1210
Required for Capital Adequacy Purposes Amount	$ 191,787,000	$ 179,774,000
Required for Capital Adequacy Purposes Ratio (as a percent)	0.080	0.080
To be Well Capitalized Under Prompt Corrective Action Regulations Amount	$ 239,734,000	$ 224,718,000
To be Well Capitalized Under Prompt Corrective Action Regulations Ratio (as a percent)	0.100	0.100
Tier 1 capital to average assets
Actual Amount	$ 268,578,000	$ 256,419,000
Actual Ratio (as a percent)	0.0859	0.0894
Required for Capital Adequacy Purposes Amount	$ 125,064,000	$ 114,681,000
Required for Capital Adequacy Purposes Ratio (as a percent)	0.040	0.040
To be Well Capitalized Under Prompt Corrective Action Regulations Amount	$ 156,329,000	$ 143,351,000
Banking Regulation, Tier One Leverage Capital Ratio, Well Capitalized, Minimum	0.050	0.050