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Note 1 - General (Details Textual) $ in Thousands	Apr. 30, 2020 USD ($)	Apr. 21, 2020	Mar. 31, 2020 USD ($)
Financing Receivable, Deferred Payments			$ 61,600
Subsequent Event [Member]
Financing Receivable, Number of Payment Deferrals	464
Financing Receivable, Deferred Payments	$ 171,000
Financing Receivable, Number of Closed and Approved Paycheck Protection Plan Loans	575
Finanancing Receivable, Closed and Approved Paycheck Protection Plan Loans	$ 74,900
Subsequent Event [Member] | Interest Rate Swap [Member]
Derivative, Number of Instruments Held, Total		2

X

- Definition

The amount of closed payment deferrals and approved loans receivables under the paycheck protection plan offered to financial institution customers affected by COVID-19.

+ References

No definition available.

+ Details

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X

- Definition

Deferred amounts on loans receivable related to loan modification programs offered to financial institution customers affected by COVID-19.

+ References

No definition available.

+ Details

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X

- Definition

Number of closed payment deferrals and approved loans receivable for paycheck protection plan offered to financial institution customers affected by COVID-19.

+ References

No definition available.

+ Details

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X

- Definition

Number of payment deferrals on loans receivable related to loan modification programs offered to financial institution customers affected by COVID-19.

+ References

No definition available.

+ Details

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X

- Definition

The number of derivative instruments of a particular group held by the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5579245-113959

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5580258-113959

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