Borrowings - Additional Information (Details) - USD ($)	3 Months Ended
Mar. 31, 2026	Dec. 31, 2025
Debt Instrument [Line Items]
Borrowings outstanding	$ 35,000,000	$ 35,000,000
Interest rate	3.80%	4.02%
Collateral pledged amount	$ 24,154,000	$ 22,101,000
Investment securities with a fair value	10,571,000	11,561,000
Maximum borrowing amount	32,869,000	31,597,000
Funds advanced	$ 0	0
Unsecured Federal Funds
Debt Instrument [Line Items]
Maturity date	Jun. 30, 2026
Line of credit	$ 3,000,000	$ 3,000,000

Federal home loan bank, advances, general debt obligations, funds advanced.

No definition available.

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- Definition

Federal Home Loan Bank, advances, investment securities at fair value of collateral.

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Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

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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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- Definition

Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.

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Rate of interest applicable on advance from Federal Home Loan Bank (FHLBank).

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Amount of the collateral pledged in support of federal home loan bank advances outstanding.

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Amount of maximum advances or credit lines available from the Federal Home Loan Bank (FHLB).

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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