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Note 15 - Fair Value Measurements (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Loans Held-for-sale [Member] | Changes Measurement [Member] | Fair Value, Nonrecurring [Member]
Assets, Fair Value Adjustment	$ 0	$ 0
Interest Rate Contract [Member]
Derivative, Fair Value, Net, Total	0
Forward Contract [Member]
Derivative, Fair Value, Net, Total	$ 0

X

- Definition

Amount of addition (reduction) to the amount at which an asset could be incurred (settled) in a current transaction between willing parties.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Fair value of the assets less the liabilities of a derivative or group of derivatives.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611

+ Details

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Period Type:	instant

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- Details

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- Details

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- Details

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- Details

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- Details

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