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Fair Value Measurements - Estimated Fair Values of Company's Financial Instruments (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Carrying Amount |  |
Financial assets |  |
Cash and cash equivalents | $ 70,892 | $ 30,080
Loans, net of allowance | 462,730 | 458,823
Federal Home Loan Bank stock | 3,979 | 2,499
Accrued interest receivable | 3,724 | 3,403
Financial liabilities |  |
Deposits | 628,012 | 649,913
Securities sold under agreements to repurchase | 28,584 | 18,106
Subordinated debentures | 23,771 | 23,726
Advance Federal Home Loan Bank | 75,000 |
Interest payable | 514 | 304
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair value |  |
Financial assets |  |
Cash and cash equivalents | 70,892 | 30,080
Loans, net of allowance | 0 | 0
Federal Home Loan Bank stock | 0 | 0
Accrued interest receivable | 0 | 0
Financial liabilities |  |
Deposits | 0 | 0
Securities sold under agreements to repurchase | 0 | 0
Subordinated debentures | 0 | 0
Advance Federal Home Loan Bank | 0 |
Interest payable | 0 | 0
Significant Other Observable Inputs (Level 2) | Fair value |  |
Financial assets |  |
Cash and cash equivalents | 0 | 0
Loans, net of allowance | 0 | 0
Federal Home Loan Bank stock | 3,979 | 2,499
Accrued interest receivable | 3,724 | 3,403
Financial liabilities |  |
Deposits | 626,332 | 646,455
Securities sold under agreements to repurchase | 28,584 | 18,106
Subordinated debentures | 21,953 | 24,454
Advance Federal Home Loan Bank | 73,195 |
Interest payable | 514 | 304
Significant Unobservable Inputs (Level 3) | Fair value |  |
Financial assets |  |
Cash and cash equivalents | 0 | 0
Loans, net of allowance | 440,243 | 444,704
Federal Home Loan Bank stock | 0 | 0
Accrued interest receivable | 0 | 0
Financial liabilities |  |
Deposits | 0 | 0
Securities sold under agreements to repurchase | 0 | 0
Subordinated debentures | 0 | 0
Advance Federal Home Loan Bank | 0 |
Interest payable | $ 0 | $ 0

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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References No definition available. + Details
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- Definition Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
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- Definition Fair value portion of borrowing from Federal Home Loan Bank (FHLBank). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.13(3)(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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