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Investments (Available for sale equity investments) (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Jun. 30, 2021
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Marketable Securities [Abstract] |  |
Amortized cost, equity investments | $ 54,761 | $ 53,728
Estimated market value, equity investments | 71,787 | 72,307
Common stocks [Member] |  |
Marketable Securities [Abstract] |  |
Amortized cost, equity investments | 28,707 | 27,674
Estimated market value, equity investments | 45,837 | 46,212
Non-redeemable preferred stocks [Member] |  |
Marketable Securities [Abstract] |  |
Amortized cost, equity investments | 26,054 | 26,054
Estimated market value, equity investments | $ 25,950 | $ 26,095

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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 https://asc.fasb.org/extlink&oid=126970911&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 https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
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- Definition Amount of equity securities categorized neither as held-to-maturity nor as trading. + References No definition available. + Details
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