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Note 11 - Earnings Per Common Share - Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Net income	$ 3,342	$ 2,243	$ 5,778	$ 3,948
Weighted average shares outstanding – basic (in shares)	4,868,901	4,849,719	4,866,376	4,900,303
Potentially dilutive common shares – restricted stock units (in shares)	4,385	0	6,330	2,542
Weighted average shares outstanding – diluted (in shares)	4,873,286	4,849,719	4,872,706	4,902,845
Basic (in dollars per share)	$ 0.69	$ 0.46	$ 1.19	$ 0.81
Diluted (in dollars per share)	$ 0.69	$ 0.46	$ 1.19	$ 0.81

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- Definition

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=125511455&loc=d3e1448-109256

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+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
-Paragraph 13
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