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Loans (Details) - Schedule of allowance for loan losses and the recorded investment in loans by portfolio - USD ($) $ in Thousands | Jun. 30, 2020 | Jun. 30, 2019
--- | --- | ---
Ending loans balance |  | $ 287,375 | $ 282,425
Ending allowance attributed to loans |  | 1,288 | 1,256
Unallocated allowance |  | 200 | 200
Total allowance |  | 1,488 | 1,456
Loans individually evaluated for impairment [Member] |  |  |
Loans individually evaluated |  | 5,686 | 5,514
Loans acquired with deteriorated credit quality | [1] | 751 | 949
Ending loans balance |  | 6,437 | 6,463
Ending allowance attributed to loans |  |  |
Unallocated allowance |  |  |
Total allowance |  |  |
Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  | 280,938 | 275,962
Ending allowance attributed to loans |  | 1,288 | 1,256
Unallocated allowance |  | 200 | 200
Total allowance |  | 1,488 | 1,456
One-to four-family residential real estate [Member] | Loans individually evaluated for impairment [Member] |  |  |
Loans individually evaluated |  | 3,983 |
Loans acquired with deteriorated credit quality | [1] | 751 |
Ending loans balance |  | 4,734 |
Ending allowance attributed to loans |  |  |
Unallocated allowance |  |  |
Total allowance |  |  |
Multi-family [Member] | Loans individually evaluated for impairment [Member] |  |  |
Loans individually evaluated |  | 671 | 685
Loans acquired with deteriorated credit quality | [1] |  |
Ending loans balance |  | 671 | 685
Ending allowance attributed to loans |  |  |
Unallocated allowance |  |  |
Total allowance |  |  |
Multi-family [Member] | Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  | 11,702 | 15,928
Ending allowance attributed to loans |  | 184 | 200
Unallocated allowance |  |  |
Total allowance |  | 184 | 200
Construction [Member] | Loans individually evaluated for impairment [Member] |  |  |
Loans individually evaluated |  | 63 |
Loans acquired with deteriorated credit quality | [1] |  |
Ending loans balance |  | 63 |
Ending allowance attributed to loans |  |  |
Unallocated allowance |  |  |
Total allowance |  |  |
Farm [Member] | Loans individually evaluated for impairment [Member] |  |  |
Loans individually evaluated |  | 309 | 309
Loans acquired with deteriorated credit quality | [1] |  |
Ending loans balance |  | 309 | 309
Ending allowance attributed to loans |  |  |
Unallocated allowance |  |  |
Total allowance |  |  |
Farm [Member] | Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  | 2,045 | 2,848
Ending allowance attributed to loans |  | 4 | 6
Unallocated allowance |  |  |
Total allowance |  | 4 | 6
Nonresidential real estate [Member] | Loans individually evaluated for impairment [Member] |  |  |
Loans individually evaluated |  | 660 | 683
Loans acquired with deteriorated credit quality | [1] |  |
Ending loans balance |  | 660 | 683
Ending allowance attributed to loans |  |  |
Unallocated allowance |  |  |
Total allowance |  |  |
Nonresidential real estate [Member] | Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  | 32,843 | 29,736
Ending allowance attributed to loans |  | 405 | 336
Unallocated allowance |  |  |
Total allowance |  | 405 | 336
One-to four-family residential real estate [Member] | Loans individually evaluated for impairment [Member] |  |  |
Loans individually evaluated |  |  | 3,837
Loans acquired with deteriorated credit quality | [1] |  | 949
Ending loans balance |  |  | 4,786
Ending allowance attributed to loans |  |  |
Unallocated allowance |  |  |
Total allowance |  |  |
One-to four-family residential real estate [Member] | Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  | 217,755 | 210,595
Ending allowance attributed to loans |  | 671 | 685
Unallocated allowance |  |  |
Total allowance |  | 671 | 685
Construction [Member] | Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  | 3,982 | 3,757
Ending allowance attributed to loans |  | 6 | 6
Unallocated allowance |  |  |
Total allowance |  | 6 | 6
Land [Member] | Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  | 765 | 852
Ending allowance attributed to loans |  | 1 | 1
Unallocated allowance |  |  |
Total allowance |  | 1 | 1
Commercial and industrial [Member] | Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  | 2,214 | 2,075
Ending allowance attributed to loans |  | 3 | 5
Unallocated allowance |  |  |
Total allowance |  | 3 | 5
Loans on deposits [Member] | Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  | 1,245 |
Ending allowance attributed to loans |  | 2 |
Unallocated allowance |  |  |
Total allowance |  | 2 |
Home equity [Member] | Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  | 7,645 | 8,214
Ending allowance attributed to loans |  | 11 | 14
Unallocated allowance |  |  |
Total allowance |  | 11 | 14
Automobile [Member] | Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  | 67 | 91
Ending allowance attributed to loans |  |  |
Unallocated allowance |  |  |
Total allowance |  |  |
Unsecured [Member] | Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  | 675 | 451
Ending allowance attributed to loans |  | 1 |
Unallocated allowance |  |  |
Total allowance |  | 1 |
Unallocated [Member] | Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  |  |
Ending allowance attributed to loans |  |  |
Unallocated allowance |  | 200 | 200
Total allowance |  | $ 200 | 200
Loans collectively evaluated for impairment [Member] | Loans collectively evaluated for impairment [Member] |  |  |
Ending loans balance |  |  | 1,415
Ending allowance attributed to loans |  |  | 3
Unallocated allowance |  |  |
Total allowance |  |  | $ 3
[1] | These loans were evaluated at acquisition date at their estimated fair value and there has been no subsequent deterioration since acquisition.

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