Note 4 - Loans (Details Textual) Pure in Thousands, $ in Thousands	3 Months Ended	6 Months Ended
Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Jun. 30, 2022 USD ($)
Loans and Leases Receivable, Gross	$ 664,682		$ 664,682		$ 611,567
Interest Receivable	1,494		1,494		1,214
Financing Receivable, Nonaccrual	47		47		431
Financing Receivable, Troubled Debt Restructuring	$ 354		$ 354		318
Financing Receivable, Modifications, Number of Contracts	0		0	0
Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down	$ 0	$ 0	$ 0	$ 0
Financing Receivable, Troubled Debt Restructuring, Subsequent Default, Number of Contracts	0	0	0	0
Threshold Amount of Loans Outstanding to Perform Credit Analysis	$ 100		$ 100
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]
Financing Receivable, Nonaccrual	27		27		27
Financial Asset, Not Past Due [Member]
Financing Receivable, Nonaccrual	20		20		404
Commercial Portfolio Segment [Member]
Loans and Leases Receivable, Gross	103,513		103,513		87,008
Financing Receivable, Nonaccrual	0		0		276
Commercial Portfolio Segment [Member] \| Mortgage Loan Warehouse Line of Credit [Member]
Loans and Leases Receivable, Gross	$ 9,998		$ 9,998		$ 0

The threshold amount of loans outstanding balance that will trigger the credit analysis.

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Number of financing receivables that have been modified by troubled debt restructurings.

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Amount of financing receivable modified as troubled debt restructuring.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
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- Definition

Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
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-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953682-111524

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Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease.

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Reflects the amount of the write-down related to a troubled debt restructuring.

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- Definition

Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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- Definition

Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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