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Note 9 - Borrowings - Federal Home Loan Bank Advances (Details) (Parentheticals)	Dec. 31, 2021	Dec. 31, 2020
Federal Home Loan Bank Advances Maturing January 2022 [Member]
Interest rate	0.21%
Federal Home Loan Bank Advances Maturing November 2024 [Member]
Interest rate		3.98%

X

- Definition

Discloses the single interest rate [if] applicable to the advances from the Federal Home Loan Bank, by branch, as of the Balance Sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822

+ Details

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Period Type:	instant

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- Details

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- Details

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