Note 6 - Deposits - Certificates of Deposit with Balances of $100,000 or More (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Up to three months	$ 167,535	$ 40,538
Three months to six months	127,344	25,141
Six months to twelve months	210,915	54,394
Over twelve months	115,953	141,536
Total certificates of deposit	$ 621,747	$ 261,609

- Definition

Amount of time deposit liabilities, including certificates of deposit, in denominations of $100,000 or more, maturing after twelve months from the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Industry Guide
-Number 3
-Section V
-Paragraph D-E
-Publisher SEC

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- Definition

Amount of time deposit liabilities, including certificates of deposit, in denominations of $100,000 or more, maturing within six to twelve months after the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Industry Guide
-Number 3
-Section V
-Paragraph D-E
-Publisher SEC

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- Definition

Amount of time deposit liabilities, including certificates of deposit, in denominations of $100,000 or more, maturing within three months or fewer from the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Industry Guide
-Number 3
-Section V
-Paragraph D-E
-Publisher SEC

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- Definition

Amount of time deposit liabilities, including certificates of deposit, in denominations of $100,000 or more, maturing within three to six months after the balance sheet date.

+ References

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- Definition

Amount of time deposit liabilities, including certificates of deposit, in denominations of $100,000 or more.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Industry Guide
-Number 3
-Section V
-Paragraph D-E
-Publisher SEC

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