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Stockholders' Equity and Regulatory Capital (Details) - Schedule of regulatory capital - USD ($) $ in Thousands | Jun. 30, 2021 | Jun. 30, 2020
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Common Equity Tier 1 capital ratio [Member] | Risk-based capital [Member] |  |
Risk-based capital: |  |
Actual Amount | $ 51,349 | $ 50,962
Actual Ratio | 27.50% | 26.10%
Minimum Requirement For Capital Adequacy Purposes, Amount | $ 8,408 | $ 8,305
Minimum Requirement For Capital Adequacy Purposes, Ratio | 4.50% | 4.50%
Tier 1 (core) capital ratio [Member] | Risk-based capital [Member] |  |
Risk-based capital: |  |
Actual Amount | $ 51,349 | $ 50,962
Actual Ratio | 27.50% | 26.10%
Minimum Requirement For Capital Adequacy Purposes, Amount | $ 11,211 | $ 11,073
Minimum Requirement For Capital Adequacy Purposes, Ratio | 6.00% | 6.00%
Total capital ratio [Member] | Risk-based capital [Member] |  |
Risk-based capital: |  |
Actual Amount | $ 51,349 | $ 50,962
Actual Ratio | 27.50% | 26.10%
Minimum Requirement For Capital Adequacy Purposes, Amount | $ 14,947 | $ 14,764
Minimum Requirement For Capital Adequacy Purposes, Ratio | 8.00% | 8.00%
Tier 1 leverage capital to average assets [Member] | Leverage capital [Member] |  |
Risk-based capital: |  |
Actual Amount | $ 51,349 | $ 50,962
Actual Ratio | 15.40% | 15.70%
Minimum Requirement For Capital Adequacy Purposes, Amount | $ 13,378 | $ 13,220
Minimum Requirement For Capital Adequacy Purposes, Ratio | 4.00% | 4.00%

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