LOANS AND RELATED ALLOWANCE FOR LOAN LOSSES (Schedule of Loans by Internal Classification) (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Jun. 30, 2021
First Mortgage Loans Construction [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable	$ 2,787	$ 2,612
First Mortgage Loans Construction [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable	2,787	2,612
First Mortgage Loans Construction [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
First Mortgage Loans Construction [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
First Mortgage Loans Construction [Member] | Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
First Mortgage Loans Land Acquisition And Development [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable	670	666
First Mortgage Loans Land Acquisition And Development [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable	670	666
First Mortgage Loans Land Acquisition And Development [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
First Mortgage Loans Land Acquisition And Development [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
First Mortgage Loans Land Acquisition And Development [Member] | Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
First Mortgage Loans Multifamily Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable	3,402	3,469
First Mortgage Loans Multifamily Residential [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable	3,402	3,469
First Mortgage Loans Multifamily Residential [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
First Mortgage Loans Multifamily Residential [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
First Mortgage Loans Multifamily Residential [Member] | Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
First Mortgage Loans Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable	4,747	3,939
First Mortgage Loans Commercial [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable	4,747	3,939
First Mortgage Loans Commercial [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
First Mortgage Loans Commercial [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
First Mortgage Loans Commercial [Member] | Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
Commercial Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
Commercial Loans [Member] | Pass [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
Commercial Loans [Member] | Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
Commercial Loans [Member] | Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable
Commercial Loans [Member] | Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Loans receivable