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Note 10 - Borrowed Funds (Details Textual) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Jan. 31, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Short-Term Debt		$ 0
Proceeds from Short-Term Debt		(189,251)	$ (333,000)	$ 0
Residential Mortgage Segment [Member]
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged		53,100
US Treasury Securities [Member]
Investment Owned, Face Amount		9,900
Federal Reserve Bank Advances [Member]
Short-Term Debt		$ 21,500
Proceeds from Short-Term Debt	$ 33,600
Debt Instrument, Interest Rate, Stated Percentage	4.85%
Debt Instrument, Term	1 year

X

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22)(a)(1))
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- Definition

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.

+ References

No definition available.

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- Definition

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

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- Definition

Nominal or face amount on the investment owned.

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The cash inflow from a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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