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Securities (Details) - Schedule of gross unrealized or unrecognized gains and losses - USD ($) $ in Thousands | Jun. 30, 2021 | Jun. 30, 2020
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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 | $ 33 | 541
Agency mortgage-backed: residential [Member] |  |
Available-for-sale Securities |  |
Available-for-sale Securities, Amortized cost | 33 | 38
Available-for-sale Securities, Gross unrealized/ unrecognized gains |  |
Available-for-sale Securities, Gross unrealized/ unrecognized losses |  |
Available-for-sale Securities, Estimated fair value | 33 | 38
Held-to-maturity Securities |  |
Held-to-maturity Securities, Amortized cost | 462 | 598
Held-to-maturity Securities, Gross unrealized/ unrecognized gains | 16 | 16
Held-to-maturity Securities, Gross unrealized/ unrecognized losses | 2 | 3
Held-to-maturity Securities, Estimated fair value | $ 476 | 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=123581744&loc=d3e27161-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
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- Definition 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 Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + Details
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- Definition 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 -Subparagraph (SX 210.9-03(6)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27161-111563 + Details
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- Definition Amount of accumulated unrecognized gain on investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123581744&loc=d3e27232-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123581744&loc=SL120269820-111563 + Details
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