Note 1 - General (Details Textual) $ in Thousands	Jun. 30, 2020 USD ($)	Dec. 31, 2019 USD ($)
Number of Loan Modifications for COVID-19 Related Accommodations	297
Principal Balance of Loans with COVID-19 Related Accommodations	$ 119,711
Loans and Leases Receivable, Net Amount, Total	782,694	$ 726,588
SBA CARES Act Paycheck Protection Program [Member]
Loans and Leases Receivable, Net Amount, Total	$ 55,819

Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7)
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant