Fair Value Measurement - Schedule of Fair Values and Carrying Amounts, Significant Financial Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest bearing deposits in banks	$ 9,462	$ 14,690
Loans held for sale	5,204	3,070
Accrued interest receivable	5,200	4,000
Deposits
Noninterest bearing	226,048	250,992
Interest bearing	714,862	765,689
Time	227,984	288,922
Quoted Prices in Active Markets for Identical Assets (Level 1)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	15,838	77,666
Interest bearing deposits in banks	0	0
Investment securities	4,456	4,145
Loans held for sale	0	0
Accrued interest receivable	0	0
Deposits
Noninterest bearing	226,048	250,992
Interest bearing	714,862	765,689
Time	0	0
Borrowed funds
Short-term	0	0
Long-term	0	0
Subordinated notes	0	0
Accrued interest payable	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Residential real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Construction real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Commercial real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Commercial
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Consumer
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Municipal
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	0	0
Significant Other Observable Inputs (Level 2)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	0	0
Interest bearing deposits in banks	9,449	14,690
Investment securities	247,802	261,738
Loans held for sale	5,303	3,110
Accrued interest receivable	1,226	1,395
Deposits
Noninterest bearing	0	0
Interest bearing	0	0
Time	226,890	286,637
Borrowed funds
Short-term	28,946	9,990
Long-term	229,613	55,914
Subordinated notes	16,128	15,302
Accrued interest payable	3,319	1,666
Significant Other Observable Inputs (Level 2) \| Residential real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	0	0
Significant Other Observable Inputs (Level 2) \| Construction real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	0	0
Significant Other Observable Inputs (Level 2) \| Commercial real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	0	0
Significant Other Observable Inputs (Level 2) \| Commercial
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	0	0
Significant Other Observable Inputs (Level 2) \| Consumer
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	0	0
Significant Other Observable Inputs (Level 2) \| Municipal
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	0	0
Significant Unobservable Inputs (Level 3)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	0	0
Interest bearing deposits in banks	0	0
Investment securities	0	0
Loans held for sale	0	0
Accrued interest receivable	5,244	4,014
Deposits
Noninterest bearing	0	0
Interest bearing	0	0
Time	0	0
Borrowed funds
Short-term	0	0
Long-term	0	0
Subordinated notes	0	0
Accrued interest payable	0	0
Significant Unobservable Inputs (Level 3) \| Residential real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	441,373	373,594
Significant Unobservable Inputs (Level 3) \| Construction real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	87,402	85,678
Significant Unobservable Inputs (Level 3) \| Commercial real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	395,713	373,279
Significant Unobservable Inputs (Level 3) \| Commercial
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	33,096	37,136
Significant Unobservable Inputs (Level 3) \| Consumer
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	2,477	2,536
Significant Unobservable Inputs (Level 3) \| Municipal
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	108,163	74,812
Carrying Amount
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	15,838	77,666
Interest bearing deposits in banks	9,462	14,690
Investment securities	252,258	265,883
Loans held for sale	5,204	3,070
Accrued interest receivable	6,470	5,409
Nonmarketable equity securities	11,352	3,199
Deposits
Noninterest bearing	226,048	250,992
Interest bearing	714,862	765,689
Time	227,984	288,922
Borrowed funds
Short-term	29,000	10,000
Long-term	230,696	55,696
Subordinated notes	16,273	16,239
Accrued interest payable	3,319	1,666
Carrying Amount \| Residential real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	464,691	414,500
Carrying Amount \| Construction real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	105,633	87,588
Carrying Amount \| Commercial real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	432,173	401,753
Carrying Amount \| Commercial
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	34,863	40,165
Carrying Amount \| Consumer
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	2,522	2,589
Carrying Amount \| Municipal
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	110,336	76,861
Estimated Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	15,838	77,666
Interest bearing deposits in banks	9,449	14,690
Investment securities	252,258	265,883
Loans held for sale	5,303	3,110
Accrued interest receivable	6,470	5,409
Deposits
Noninterest bearing	226,048	250,992
Interest bearing	714,862	765,689
Time	226,890	286,637
Borrowed funds
Short-term	28,946	9,990
Long-term	229,613	55,914
Subordinated notes	16,128	15,302
Accrued interest payable	3,319	1,666
Estimated Fair Value \| Residential real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	441,373	373,594
Estimated Fair Value \| Construction real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	87,402	85,678
Estimated Fair Value \| Commercial real estate
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	395,713	373,279
Estimated Fair Value \| Commercial
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	33,096	37,136
Estimated Fair Value \| Consumer
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	2,477	2,536
Estimated Fair Value \| Municipal
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans, net	$ 108,163	$ 74,812

Interest-bearing Non-time Deposits

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Investment in Interest Bearing Deposits in Banks

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- Definition

Securities that do not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity). Example is Federal Home Loan Bank (FHLB) stock that represents an equity interest in a FHLB.

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The sum of cash and cash equivalents plus Federal Funds Sold. Cash and cash equivalents consist of short term, highly liquid investments that are readily convertible to known amounts of cash and are so near their maturity that they present negligible risk of changes in value due to changes in interest rates -- usually with an original maturity less than 90 days.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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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.

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Amount of interest payable on debt, including, but not limited to, trade payables.

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- Definition

Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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- Definition

Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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Amount, after valuation allowance, of financing receivable held for sale and not part of disposal group. Excludes loan covered under loss sharing agreement and loan classified as investment in debt security.

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- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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Amount of investment in marketable security.

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The aggregate amount of all domestic and foreign noninterest-bearing deposits liabilities held by the entity.

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This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents the amount of short-term debt existing as of the balance sheet date.

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Amount of time deposit liabilities, including certificates of deposit.

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