Investment Securities (Details) - Schedule of Gross Unrealized or Unrecognized Gains and Losses - USD ($) $ in Thousands	Sep. 30, 2023	Jun. 30, 2023
Agency mortgage-backed: residential [Member]
Available-for-sale Securities
Held-to-maturity Securities, Amortized cost	$ 11,983	$ 12,649
Held-to-maturity Securities, Gross unrealized gains	1
Held-to-maturity Securities, Gross unrealized (losses)	754	569
Held-to-maturity Securities, Estimated fair value	11,230	12,080
Held-to-maturity Securities
Available-for-sale Securities, Amortized cost	256	274
Available-for-sale Securities, Gross unrealized gains
Available-for-sale Securities, Gross unrealized (losses)	15	15
Available-for-sale Securities, Estimated fair value	241	259
Total Temporarily Impaired AFS Securities [Member]
Available-for-sale Securities
Held-to-maturity Securities, Amortized cost	11,972	12,649
Held-to-maturity Securities, Gross unrealized (losses)	754	569
Held-to-maturity Securities, Estimated fair value	11,218	12,080
Total Temporarily Impaired HTM Securities [Member]
Held-to-maturity Securities
Available-for-sale Securities, Amortized cost	256	274
Available-for-sale Securities, Gross unrealized (losses)	15	15
Available-for-sale Securities, Estimated fair value	241	259
Less Than 12 Months [Member] \| Mortgage-backed securities [Member]
Available-for-sale Securities
Held-to-maturity Securities, Amortized cost		12,649
Held-to-maturity Securities, Gross unrealized (losses)		569
Held-to-maturity Securities, Estimated fair value		12,080
Held-to-maturity Securities
Available-for-sale Securities, Amortized cost
Available-for-sale Securities, Gross unrealized (losses)
Available-for-sale Securities, Estimated fair value
More 12 Months [Member] \| Mortgage-backed securities [Member]
Available-for-sale Securities
Held-to-maturity Securities, Amortized cost	11,972
Held-to-maturity Securities, Gross unrealized (losses)	754
Held-to-maturity Securities, Estimated fair value	11,218
Held-to-maturity Securities
Available-for-sale Securities, Amortized cost	256	274
Available-for-sale Securities, Gross unrealized (losses)	15	15
Available-for-sale Securities, Estimated fair value	$ 241	$ 259

Available-for-sale Securities, Estimated fair value.

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position without allowance for credit loss.

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Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity).

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Amount, before other-than-temporary impairment (OTTI) accretion, of investment in debt securities measured at amortized cost (held-to-maturity).

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