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Stock Options (Nonvested Option Activity) (Details) - $ / shares | 12 Months Ended
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Jun. 30, 2022 | Jun. 30, 2021
Stock Options [Abstract] |  |
Non-vested (in shares) | 1,460,000 | 1,313,166
Granted (in shares) |  | 615,000
Vested (in shares) | (515,666) | (468,166)
Forfeited (in shares) | (150,000) |
Non-vested (in shares) | 794,334 | 1,460,000
Non-vested, weighted average grant date fair value (in dollars per share) | $ 1.23 | $ 1.26
Granted, weighted average grant date fair value (in dollars per share) |  | 1.12
Vested, weighted average grant date fair value (in dollars per share) | 1.20 | 1.17
Forfeited, weighted average grant date fair value (in dollars per share) | 1.38 |
Non-vested, weighted average grant date fair value (in dollars per share) | $ 1.22 | $ 1.23

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- Definition Gross number of share options (or share units) granted during the period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Number of non-vested options forfeited. + References No definition available. + Details
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