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Commitments and Contingencies - Leases (Details) |  | 12 Months Ended |
--- | --- | --- | ---
Jul. 01, 2019 USD ($) | Jun. 30, 2022 USD ($) a | Jun. 30, 2021 USD ($) | Jun. 30, 2020 USD ($) | Jan. 01, 2019 USD ($)
Lessee, Lease, Description [Line Items] |  |  |  |  |
Lease, Practical Expedients, Package [true false] | true |  |  |  |
Operating lease right of use asset |  | $ 7,350,000 | $ 7,373,000 |  |
Operating lease term |  | 99 years |  |  |
Area of Land | a |  | 4 |  |  |
Annual minimum rent |  | $ 288,000 |  |  |
Operating Lease Payments |  | 288,000 | 288,000 |  |
Operating lease expense |  | $ 319,000 | $ 316,000 | $ 315,000 |
Weighted-average remaining lease term |  | 70 years |  |  |
Weighted-average discount rate |  | 3.55% |  |  |
Accounting Standards Update 2016-02 |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |
Lease, Practical Expedients, Package [true false] | true |  |  |  |
Operating lease right of use asset | $ 7,700,000 |  |  |  | $ 7,700,000
Operating lease liability | $ 7,700,000 |  |  |  |

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- Definition Indicates (true false) whether practical expedients are elected for not reassessing whether any expired or existing contract is or contains lease, lease classification for expired or existing lease, and initial direct cost for any existing lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 10 -Section 65 -Paragraph 1 -Subparagraph (j) -URI https://asc.fasb.org/extlink&oid=128293352&loc=SL77916155-209984 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 10 -Section 65 -Paragraph 1 -Subparagraph (f) -URI https://asc.fasb.org/extlink&oid=128293352&loc=SL77916155-209984 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980 + Details
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- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 5 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918643-209977 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(1) -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980 + Details
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- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI https://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(3) -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980 + Details
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