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Investment Securities (Details) - Schedule of gross unrealized or unrecognized gains and losses - USD ($) $ in Thousands	Sep. 30, 2020	Jun. 30, 2020
Available-for-sale Securities
Available-for-sale Securities, Amortized cost		$ 538
Available-for-sale Securities, Gross unrealized/ unrecognized gains		3
Available-for-sale Securities, Gross unrealized/ unrecognized losses
Available-for-sale Securities, Estimated fair value	$ 36	541
Agency mortgage-backed: residential [Member]
Available-for-sale Securities
Available-for-sale Securities, Amortized cost	36	38
Available-for-sale Securities, Gross unrealized/ unrecognized gains
Available-for-sale Securities, Gross unrealized/ unrecognized losses
Available-for-sale Securities, Estimated fair value	36	38
Held-to-maturity Securities
Held-to-maturity Securities, Amortized cost	564	598
Held-to-maturity Securities, Gross unrealized/ unrecognized gains	21	16
Held-to-maturity Securities, Gross unrealized/ unrecognized losses	3	3
Held-to-maturity Securities, Estimated fair value	$ 582	611
Agency bonds [Member]
Available-for-sale Securities
Available-for-sale Securities, Amortized cost		500
Available-for-sale Securities, Gross unrealized/ unrecognized gains		3
Available-for-sale Securities, Gross unrealized/ unrecognized losses
Available-for-sale Securities, Estimated fair value		$ 503

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121558606&loc=SL82898722-210454

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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563

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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

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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).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

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

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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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