Note 9 - Loans - Troubled Debt Restructuring (Details) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)
No. of Contracts	1	8
Pre-Modification Outstanding Recorded Investment	$ 374	$ 6,835
Post-Modification Outstanding Recorded Investment	374	6,835
Specific Reserve	0	0
Charge-offs	$ 3	$ 2,570
Commercial Portfolio Segment [Member]
No. of Contracts	0	4
Pre-Modification Outstanding Recorded Investment	$ 0	$ 6,115
Post-Modification Outstanding Recorded Investment	0	6,115
Specific Reserve	0	0
Charge-offs	$ 0	$ 2,566
Residential Mortgage and Equity Lines Portfolio Segment [Member]
No. of Contracts	1	4
Pre-Modification Outstanding Recorded Investment	$ 374	$ 720
Post-Modification Outstanding Recorded Investment	374	720
Specific Reserve	0	0
Charge-offs	$ 3	$ 4

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

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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
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

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- Definition

Amortized cost of financing receivable modified during period for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
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-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

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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
-Topic 310
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
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