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Note 1 - General (Details Textual) - USD ($) $ in Thousands	1 Months Ended
	Jun. 30, 2020	Sep. 30, 2020
Financing Receivable, Deferred Payments	$ 182,600	$ 22,600
Financing Receivable, Percentage of Deferred Payments Loans to Total Loan Balances	28.00%	3.00%
SBA CARES Act Paycheck Protection Program [Member]
Financing Receivable, Loans Originated, Amount		$ 76,600
Loans and Leases Receivable, Deferred Income, Total		2,500
Financing Receivable, Unamortized Loan Fee (Cost)		$ 535
Financing Receivable, Percentage of PPP Loans Maturing in 24 Months		99.00%
Financing Receivable, before Allowance for Credit Loss, Total		$ 73,700
Financing Receivable, Loans Requested to be Forgiven		$ 11,300
Subordinated Debt [Member]
Proceeds from Issuance of Debt	$ 5,000

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