Note 8 - Unrealized Losses on Securities (Details Textual) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Dec. 31, 2021	Dec. 31, 2021
Other than Temporary Impairment Losses, Investments, Total	$ 0
Other Comprehensive Income (Loss) Reclassification Adjustment From AOCI for Write-down of Securities	1	$ 4
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI for Write-down of Securities, Tax, Total	$ 1	$ 1

The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 8A
-URI http://asc.fasb.org/extlink&oid=124260329&loc=SL6284422-111562

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- Definition

Amount of tax (expense) benefit of reclassification adjustment from accumulated other comprehensive income for unrealized loss realized upon the write-down of available-for-sale securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=124509347&loc=d3e640-108580

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- Definition

The amount of other comprehensive income (loss) reclassification adjustment from AOCI for write-down of securities.

+ References

No definition available.

+ Details

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