Accrued interest rate on deferred bonus.

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Represents the amount of deferred bonus accrued in other liabilities.

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Represents the threshold for deferred bonus.

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Carrying value as of the balance sheet date of obligations incurred and payable for incentive compensation awarded to employees and directors or earned by them based on the terms of one or more relevant arrangements.

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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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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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

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

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Amount of interest expense classified as other.

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Carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Junior Subordinated Notes, which have a lower priority than senior instruments, excluding current portion.

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Amount, after the effects of master netting arrangements, of funds outstanding borrowed in the form of a security repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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Note 9 - Borrowed Funds (Details Textual) - USD ($) $ in Thousands					12 Months Ended
	Mar. 28, 2019	Nov. 23, 2014	Mar. 13, 2014	Nov. 23, 2004	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Securities Sold under Agreements to Repurchase					$ 0	$ 0	$ 0
Advance from Federal Home Loan Bank					0	60,000
Federal Home Loan Bank, Advances, General Debt Obligations, Amount of Available, Unused Funds					1,640,000
Threshold for Deferred Bonus				$ 225
Amount of Deferred Bonus Accrued in Other Liabilities			$ 300	$ 610
Accrued Interest on Deferred Bonus	5.72%	5.06%	5.02%	7.00%
Accrued Bonuses					2,700	2,600
Interest Expense, Other					136	129	122
Junior Subordinated Notes, Noncurrent					$ 119,100	$ 119,100
Junior Subordinated Debt [Member]
Debt Instrument, Term (Year)					30 years
Debt Instrument, Interest Rate, Effective Percentage					6.76%	7.75%
Interest Expense, Debt					$ 8,000	$ 8,100	$ 6,500
Ten-year Treasury Note [Member]
Debt Instrument, Basis Spread on Variable Rate		2.75%
Debt Instrument, Term (Year)		10 years
Five-year Treasury Note [Member]
Debt Instrument, Basis Spread on Variable Rate	3.50%
Debt Instrument, Term (Year)	5 years
Mature in September 2024 [Member]
Advance from Federal Home Loan Bank					7,890,000
Over-night Borrowings [Member]
Advance from Federal Home Loan Bank					0	0
Non Overnight Borrowings [Member]
Advance from Federal Home Loan Bank					$ 0	$ 60,000
Federal Home Loan Bank, Advance, Branch of FHLBank, Interest Rate						5.08%