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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Allowance for Loan Losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Mar. 31, 2023 | Dec. 31, 2022 | Mar. 31, 2022 | Dec. 31, 2021
ALLOWANCE FOR LOAN LOSSES [Abstract] |  |  |  |  |  |  |  |
Accrued interest receivable on AFS debt securities | $ 429 |  | $ 429 |  |  |  |  |
ACL related to AFS debt securities | 0 |  | 0 |  |  |  |  |
ACL related to HTM debt securities | 3 |  | 3 |  | $ 0 | $ 0 |  |
ACL related to HTM debt securities, expenses | 0 |  | $ 0 |  |  |  |  |
Credit loss, revision period |  |  | 2 years |  |  |  |  |
ACL related to loans | 7,571 | $ 5,214 | $ 7,571 | $ 5,214 | 7,607 | 5,269 | $ 5,268 | $ 6,483
Provision expense | 114 | 813 | 579 | (313) |  |  |  |
ACL related to off-balance sheet credit | 565 |  | 565 |  |  | 0 |  |
ACL related to off-balance sheet credit with corresponding provision expense | 90 |  | 66 |  |  |  |  |
LOANS [Abstract] |  |  |  |  |  |  |  |
Loans held for sale | 0 |  | 0 |  |  | 0 |  |
Consumer Loans [Member] |  |  |  |  |  |  |  |
ALLOWANCE FOR LOAN LOSSES [Abstract] |  |  |  |  |  |  |  |
ACL related to loans | 2,097 | 1,206 | 2,097 | 1,206 | $ 2,093 | $ 1,257 | $ 1,174 | $ 1,384
Provision expense | $ 270 | $ 271 | $ 450 | $ 189 |  |  |  |
Loans maturity period |  |  | 6 years |  |  |  |  |

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