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Securities (Details) - Schedule of gross unrealized or unrecognized gains and losses - USD ($) $ in Thousands | Jun. 30, 2020 | Jun. 30, 2019
--- | --- | ---
Available-for-sale Securities |  |
Available-for-sale Securities, Amortized cost | $ 538 | $ 1,040
Available-for-sale Securities, Gross unrealized/ unrecognized gains | 3 | 5
Available-for-sale Securities, Gross unrealized/ unrecognized losses |  |
Available-for-sale Securities, Estimated fair value | 541 | 1,045
Agency bonds [Member] |  |
Available-for-sale Securities |  |
Available-for-sale Securities, Amortized cost | 500 | 501
Available-for-sale Securities, Gross unrealized/ unrecognized gains | 3 | 4
Available-for-sale Securities, Gross unrealized/ unrecognized losses |  |
Available-for-sale Securities, Estimated fair value | 503 | 505
Agency mortgage-backed: residential [Member] |  |
Available-for-sale Securities |  |
Available-for-sale Securities, Amortized cost | 38 | 43
Available-for-sale Securities, Gross unrealized/ unrecognized gains |  |
Available-for-sale Securities, Gross unrealized/ unrecognized losses |  |
Available-for-sale Securities, Estimated fair value | 38 | 43
Held-to-maturity Securities |  |
Held-to-maturity Securities, Amortized cost | 598 | 775
Held-to-maturity Securities, Gross unrealized/ unrecognized gains | 16 | 14
Held-to-maturity Securities, Gross unrealized/ unrecognized losses | 3 | 14
Held-to-maturity Securities, Estimated fair value | $ 611 | 775
U.S. Treasury securities [Member] |  |
Available-for-sale Securities |  |
Available-for-sale Securities, Amortized cost |  | 496
Available-for-sale Securities, Gross unrealized/ unrecognized gains |  | 1
Available-for-sale Securities, Gross unrealized/ unrecognized losses |  |
Available-for-sale Securities, Estimated fair value |  | $ 497

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121558606&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=121645371&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=121558606&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=121553693&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=121645371&loc=d3e27161-111563 + Details
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