Note 8 - Federal Home Loan Bank Advances - Summary of Federal Home Loan Bank (FHLB) Advances (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Jun. 30, 2024
FHLB advance amount	$ 22,551
Fixed Rate Amortizing FHLB Advances [Member]
FHLB advance amount	$ 51	$ 109
Weighted average rate	1.37%	1.37%
Fixed Rate Amortizing FHLB Advances [Member] \| Minimum [Member]
Stated Interest rate range	1.37%
Fixed Rate Amortizing FHLB Advances [Member] \| Maximum [Member]
Stated Interest rate range	1.37%
Fixed Rate FHLB Advances [Member]
FHLB advance amount	$ 17,500	$ 8,000
Weighted average rate	3.66%	1.04%
Fixed Rate FHLB Advances [Member] \| Minimum [Member]
Stated Interest rate range	1.18%
Fixed Rate FHLB Advances [Member] \| Maximum [Member]
Stated Interest rate range	4.41%
Variable Rate FHLB Advances [Member]
FHLB advance amount	$ 5,000	$ 5,600
Weighted average rate	4.51%	5.46%
Variable Rate FHLB Advances [Member] \| Minimum [Member]
Stated Interest rate range	4.51%
Variable Rate FHLB Advances [Member] \| Maximum [Member]
Stated Interest rate range	4.51%

Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

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- Definition

The calculated weighted average interest rate for Federal Home Loan Bank advances outstanding as of the Balance Sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(13)(3)(a))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

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- Definition

States the interest rate applicable to Federal Home Loan Bank advances outstanding as of the Balance Sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 470
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478878/942-470-45-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477734/942-470-50-3

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