Stock Options (Details)	6 Months Ended	12 Months Ended
Dec. 31, 2021	Jun. 30, 2022	Jun. 30, 2021
Stock Options
Expected term (in years)	10 years	10 years	10 years
Risk-free interest rate	1.42%	1.91%	1.40%
Expected volatility	72.00%	72.00%	66.00%
Dividend rate	0.00%	0.00%	0.00%

Dividend or interest rate associated with the financial instrument issued in exchange for the original debt being converted in a noncash or part noncash transaction. Noncash are transactions that affect recognized assets or liabilities but that do not result in cash receipts or cash payments. Part noncash refers to that portion of the transaction not resulting in cash receipts or cash payments.

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- Definition

The average effective interest rate during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1F
-Subparagraph (a)
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-Name Accounting Standards Codification
-Topic 835
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-Name Accounting Standards Codification
-Topic 210
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-Subparagraph (SX 210.5-02.22(a)(1))
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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

The estimated measure of the percentage amount by which a share price is expected to fluctuate during the expected term of a nonvested share or option award issued to other than an employee.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 718
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-Section 50
-Paragraph 2
-Subparagraph (f)(2)(ii)
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