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Investment Securities (Details) - Schedule of Amortized Cost and Fair Value of Securities Available-for-Sale and Securities Held-to-Maturity - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2024 | Jun. 30, 2024
Agency mortgage-backed: residential [Member] |  |
Available-for-sale Securities |  |
Available-for-sale Securities, Amortized cost | $ 9,543 | $ 10,096
Available-for-sale Securities, Gross unrealized gains | 17 |
Available-for-sale Securities, Gross unrealized losses | 144 | 448
Available-for-sale Securities, Estimated fair value | 9,416 | 9,648
Held-to-maturity Securities |  |
Held-to-maturity Securities, Amortized cost | 199 | 213
Held-to-maturity Securities, Gross unrealized gains | 1 |
Held-to-maturity Securities, Gross unrealized losses | 5 | 10
Held-to-maturity Securities, Estimated fair value | 195 | 203
Mortgage-backed securities [Member] | Less Than 12 Months [Member] |  |
Available-for-sale Securities |  |
Available-for-sale Securities, Amortized cost |  | 12,649
Available-for-sale Securities, Gross unrealized losses |  | 569
Available-for-sale Securities, Estimated fair value |  | 12,080
Held-to-maturity Securities |  |
Held-to-maturity Securities, Amortized cost |  |
Held-to-maturity Securities, Gross unrealized losses |  |
Held-to-maturity Securities, Estimated fair value |  |
Mortgage-backed securities [Member] | 12 Months or More [Member] |  |
Available-for-sale Securities |  |
Available-for-sale Securities, Amortized cost | 8,304 |
Available-for-sale Securities, Gross unrealized losses | 144 |
Available-for-sale Securities, Estimated fair value | 8,160 |
Held-to-maturity Securities |  |
Held-to-maturity Securities, Amortized cost | 132 |
Held-to-maturity Securities, Gross unrealized losses | 5 |
Held-to-maturity Securities, Estimated fair value | 127 |
Total Temporarily Impaired AFS Securities [Member] |  |
Available-for-sale Securities |  |
Available-for-sale Securities, Amortized cost | 8,304 | 12,649
Available-for-sale Securities, Gross unrealized losses | 144 | 569
Available-for-sale Securities, Estimated fair value | 8,160 | 12,080
Total Temporarily Impaired HTM Securities [Member] |  |
Held-to-maturity Securities |  |
Held-to-maturity Securities, Amortized cost | 132 | 274
Held-to-maturity Securities, Gross unrealized losses | 5 | 15
Held-to-maturity Securities, Estimated fair value | $ 127 | 259
Agency mortgage-backed securities [Member] | Less Than 12 Months [Member] |  |
Held-to-maturity Securities |  |
Held-to-maturity Securities, Amortized cost |  |
Held-to-maturity Securities, Gross unrealized losses |  |
Held-to-maturity Securities, Estimated fair value |  |
Agency mortgage-backed securities [Member] | 12 Months or More [Member] |  |
Held-to-maturity Securities |  |
Held-to-maturity Securities, Amortized cost |  | 274
Held-to-maturity Securities, Gross unrealized losses |  | 15
Held-to-maturity Securities, Estimated fair value |  | $ 259

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