Stockholders’ Equity and Regulatory Capital - Schedule of Company’s and Banks’ Regulatory Capital (Details) $ in Thousands	Jun. 30, 2025 USD ($)	Jun. 30, 2024 USD ($)
Kentucky First Federal Bancorp [Member]
Schedule of Company’s and Banks’ Regulatory Capital [Line Items]
Actual Amount	$ 48,514	$ 48,333
Actual Ratio	0.129	0.133
For Capital Adequacy Purposes Amount	$ 33,935	$ 32,667
For Capital Adequacy Purposes Ratio	0.09	0.09
First Federal Savings and Loan Association of Hazard [Member]
Schedule of Company’s and Banks’ Regulatory Capital [Line Items]
Actual Amount	$ 17,921	$ 18,191
Actual Ratio	0.207	0.204
For Capital Adequacy Purposes Amount	$ 7,775	$ 8,009
For Capital Adequacy Purposes Ratio	0.09	0.09
First Federal Savings Bank of Kentucky [Member]
Schedule of Company’s and Banks’ Regulatory Capital [Line Items]
Actual Amount	$ 29,399	$ 29,063
Actual Ratio	0.10	0.102
For Capital Adequacy Purposes Amount	$ 26,545	$ 25,629
For Capital Adequacy Purposes Ratio	0.09	0.09

Amount of total capital as defined by regulatory framework.

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Amount of minimum total risk-based capital required for capital adequacy as defined by regulatory framework.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477270/942-505-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477270/942-505-50-1B

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477270/942-505-50-1B

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477270/942-505-50-1

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Ratio of minimum Tier 1 leverage capital to average assets required for capital adequacy as defined by regulatory framework.

+ References

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Ratio of Tier 1 capital to average assets as defined by regulatory framework.

+ References

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