Federal Home Loan Bank, Short- and Long-term Borrowings (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Federal Home Loan Bank, Short- and Long-term Borrowings
Federal home loan bank shares owned	12,171
Percentage of investment to be maintained on total assets	0.07%
Amount of dollar cap on total assets	$ 18.0
Additional percentage of investment to be maintained on total advances	4.75%
Percentage of credit available on total assets	25.00%
Amount of credit available on total assets	$ 88.8
Short term debt average outstanding amount	$ 5.2	$ 10.4
Short-term debt weighted average interest rate	5.43%	2.30%
Long-term federal home loan bank advances		$ 0.0
Federal home loan bank, advance, maturity, year one	$ 20.0	0.0
Average long-term borrowings	0.0	$ 6.2
Financial Bank One
Federal Home Loan Bank, Short- and Long-term Borrowings
Line of credit facility, maximum borrowing capacity	9.0
Financial Bank Two
Federal Home Loan Bank, Short- and Long-term Borrowings
Line of credit facility, maximum borrowing capacity	$ 8.0

Additional Percentage Of Investment To Be Maintained On Total Advances.

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Amount Of Credit Available On Total Assets.

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Federal Home Loan Bank Shares Owned.

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Percentage Of Credit Available On Total Assets.

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Percentage Of Investment To Be Maintained On Total Assets.

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Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer.

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Amount of advance from Federal Home Loan Bank (FHLBank) maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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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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Average amount outstanding of long-term debt.

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For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average borrowings during the period.

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