Note 10 - Employee Benefit Plans - Summary of the Restricted Stock Awards (Details) - Restricted Stock [Member]	12 Months Ended
Jun. 30, 2020 $ / shares shares
Restricted Stock Awards, Outstanding, Beginning Balance (in shares) \| shares	3,649
Weighted-Average Grant Date Fair Value Per Share, Outstanding at Beginning Period (in dollars per share) \| $ / shares	$ 22.49
Restricted Stock Awards, Granted (in shares) \| shares	11,813
Weighted-Average Grant Date Fair Value Per Share, Granted (in dollars per share) \| $ / shares	$ 18.18
Restricted Stock Awards, Vested (in shares) \| shares	(6,776)
Weighted-Average Grant Date Fair Value Per Share, Vested (in dollars per share) \| $ / shares	$ 19.05
Restricted Stock Awards, Outstanding, Ending Balance (in shares) \| shares	8,686
Weighted-Average Grant Date Fair Value Per Share, Outstanding at Ending Period (in dollars per share) \| $ / shares	$ 19.31

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

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-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

+ References

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-Publisher FASB
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-Topic 718
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-Section 50
-Paragraph 2
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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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-SubTopic 10
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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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