Note 22 - Subsequent Event (Details Textual) - Subsequent Event [Member] $ in Millions	Oct. 01, 2021 USD ($)
Avidbank [Member] \| Revolving Credit Facility [Member]
Line of Credit Facility, Maximum Borrowing Capacity	$ 1.0
Term Loan [Member] \| Avidbank [Member]
Proceeds from Issuance of Long-term Debt, Total	$ 6.0
Debt Instrument, Interest Rate, Effective Percentage	3.75%
Ravix Financial, Inc [Member]
Business Acquisition, Percentage of Voting Interests Acquired	100.00%
Business Combination, Consideration Transferred, Total	$ 11.0
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High	$ 4.5

Percentage of voting equity interests acquired at the acquisition date in the business combination.

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-SubTopic 10
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-Paragraph 2
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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

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- Definition

For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

+ References

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-Publisher FASB
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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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