v3.26.1
INVESTMENT SECURITIES - Narrative (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Debt Securities, Available-for-Sale [Line Items]      
Proceeds from sales of available-for-sale securities $ 0 $ 0  
Held-to-maturity, allowance for credit loss 0   $ 0
Federal Reserve Bank      
Debt Securities, Available-for-Sale [Line Items]      
Long-term line of credit 0   0
Mortgage-backed securities | MPF Credit Enhancement Fee      
Debt Securities, Available-for-Sale [Line Items]      
Available-for-sale security, restricted 373   401
Mortgage-backed securities | Asset Pledged as Collateral | Federal Reserve Bank      
Debt Securities, Available-for-Sale [Line Items]      
Available-for-sale security, restricted 31,118   32,056
Mortgage-backed securities | Asset Pledged as Collateral | Specific Municipal Deposits      
Debt Securities, Available-for-Sale [Line Items]      
Available-for-sale security, restricted 1,675   1,790
U.S. government agency obligations | Asset Pledged as Collateral | Specific Municipal Deposits      
Debt Securities, Available-for-Sale [Line Items]      
Available-for-sale security, restricted $ 42   $ 213