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Summary of Significant Accounting Policies (Details) - Schedule of fair value measurements for financial instruments - Loans One To Four Family [Member] - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2020 | Jun. 30, 2019
Fair Value |  | $ 593
Valuation Technique(s) |  | Sales comparison approach
Unobservable Input(s) |  | Adjustments for differences between comparable sales
Range (Weighted Average) |  | 25.3% to -50.6% (-0.6%)
Foreclosed and repossessed assets: [Member] |  |
Fair Value | $ 465 | $ 117
Valuation Technique(s) | Sales comparison approach | Sales comparison approach
Unobservable Input(s) | Adjustments for differences between comparable sales | Adjustments for differences between comparable sales
Range (Weighted Average) | -2.7% to 41.2% (20.4%) | 8.6% to 31.0% (29.0%)

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