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INVESTMENT SECURITIES - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Jun. 30, 2024 | Dec. 31, 2023
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |
Proceeds from sales of available for sale securities | $ 0 | $ 0 | $ 0 | $ 5,105 |  |
Estimated Fair Value | 149,432 |  | 149,432 |  |  | $ 155,743
Gross losses on sale of available-for-sale securities | 0 |  | 168 |  |  |
Additional loss on sale of available-for-sale securities | 270 |  | 270 |  |  |
Loss on sale | 438 |  | 438 |  |  |
Gross gains on sale of available-for-sale securities |  |  |  | 12 |  |
Gross losses on sale of available-for-sale securities |  |  |  | $ 0 |  |
Federal Reserve Bank |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |
Long-term line of credit | 0 |  | 0 |  |  | 0
Mortgage-backed securities |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |
Estimated Fair Value | 74,020 |  | 74,020 |  |  | 73,480
Mortgage-backed securities | MPF Credit Enhancement Fee |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |
Available-for-sale security, restricted | 103 |  | 103 |  |  | 179
Mortgage-backed securities | MPF Credit Enhancement Fee | Federal Home Loan Bank of Des Moines |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |
Available-for-sale security, restricted |  |  |  |  |  | 415
Mortgage-backed securities | Asset Pledged as Collateral | Federal Reserve Bank |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |
Available-for-sale security, restricted | 34,700 |  | 34,700 |  |  | 29,191
Mortgage-backed securities | Asset Pledged as Collateral | Specific Municipal Deposits |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |
Available-for-sale security, restricted | 1,811 |  | 1,811 |  |  | 1,928
U.S. government agency obligations |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |
Estimated Fair Value | 14,457 |  | 14,457 |  |  | 16,576
U.S. government agency obligations | Asset Pledged as Collateral | Specific Municipal Deposits |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |
Available-for-sale security, restricted | $ 353 |  | $ 353 |  |  | $ 516
Community Development Financial Institution, Senior Debt |  |  |  |  |  |
Debt Securities, Available-for-Sale [Line Items] |  |  |  |  |  |
Estimated Fair Value |  |  |  |  | $ 2,082 |

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- Definition Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479130/326-30-45-1 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 + Details
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