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Note 10 - Borrowings - Contractual Maturities of Repurchase Agreements (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	[1]
Repurchase agreements	$ 1,119	$ 1,874
Maturity Overnight and Continuous [Member]
Repurchase agreements	1,119
Maturity Less than 30 Days [Member]
Repurchase agreements	0
Maturity 30 to 90 Days [Member]
Repurchase agreements	0
Maturity Greater than 90 Days [Member]
Repurchase agreements	0
US States and Political Subdivisions Debt Securities [Member]
Repurchase agreements	63
US States and Political Subdivisions Debt Securities [Member] | Maturity Overnight and Continuous [Member]
Repurchase agreements	63
US States and Political Subdivisions Debt Securities [Member] | Maturity Less than 30 Days [Member]
Repurchase agreements	0
US States and Political Subdivisions Debt Securities [Member] | Maturity 30 to 90 Days [Member]
Repurchase agreements	0
US States and Political Subdivisions Debt Securities [Member] | Maturity Greater than 90 Days [Member]
Repurchase agreements	0
Mortgage-backed Agency Securities [Member]
Repurchase agreements	1,056
Mortgage-backed Agency Securities [Member] | Maturity Overnight and Continuous [Member]
Repurchase agreements	1,056
Mortgage-backed Agency Securities [Member] | Maturity Less than 30 Days [Member]
Repurchase agreements	0
Mortgage-backed Agency Securities [Member] | Maturity 30 to 90 Days [Member]
Repurchase agreements	0
Mortgage-backed Agency Securities [Member] | Maturity Greater than 90 Days [Member]
Repurchase agreements	$ 0
[1] Derived from audited financial statements

X

- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 320
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.12-12A(Column A)(Footnote 2))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480032/946-320-S99-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 320
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-12(Column A)(Footnote 2))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480032/946-320-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 320
-Name Accounting Standards Codification
-Section S99
-Paragraph 6
-Subparagraph (SX 210.12-14(Column A)(Footnote 2))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480032/946-320-S99-6

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 320
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Subparagraph (SX 210.12-12B(Column A)(Footnote 4)(b))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480032/946-320-S99-3

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483466/210-20-50-3

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(m)(1)(i))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1

Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(m)(1)(ii)(A)(i))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1

Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483444/210-20-55-10

Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.13(1))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

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