Note 9 - Loans - Troubled Debt Restructuring (Details) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)
No. of Contracts	6	1	14	2
Pre-Modification Outstanding Recorded Investment	$ 4,038	$ 479	$ 10,877	$ 1,165
Post-Modification Outstanding Recorded Investment	4,014	479	10,849	1,165
Specific Reserve	0	0	0	0
Charge-offs	$ 0	$ 14	$ 2,570	$ 14
Commercial Mortgage Loans [Member]
No. of Contracts	2		2
Pre-Modification Outstanding Recorded Investment	$ 2,572		$ 2,572
Post-Modification Outstanding Recorded Investment	2,572		2,572
Specific Reserve	0
Charge-offs	$ 0
Residential Mortgage and Equity Lines Portfolio Segment [Member]
No. of Contracts	4	1	8	1
Pre-Modification Outstanding Recorded Investment	$ 1,466	$ 479	$ 2,190	$ 479
Post-Modification Outstanding Recorded Investment	1,442	479	2,162	479
Specific Reserve	0	0	0	0
Charge-offs	$ 0	$ 14	$ 4	$ 14
Commercial Portfolio Segment [Member]
No. of Contracts			4	1
Pre-Modification Outstanding Recorded Investment			$ 6,115	$ 686
Post-Modification Outstanding Recorded Investment			6,115	686
Specific Reserve			0	0
Charge-offs			$ 2,566	$ 0

Reflects the amount of the specific reserve related to a troubled debt restructuring.

No definition available.

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

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- Definition

Amount, after troubled debt restructuring, of modified financing receivable.

+ References

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- Definition

Amount, before troubled debt restructuring, of financing receivable to be modified.

+ References

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- Definition

Reflects the amount of the write-down related to a troubled debt restructuring.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=121585226&loc=d3e18845-111554

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