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Stockholders' Equity - Stock-Based Compensation Expense (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Stock-based compensation expense
Total stock-based compensation expense	$ 913,979	$ 1,590,859	$ 2,958,379	$ 4,767,205
Research and Development
Stock-based compensation expense
Total stock-based compensation expense	242,627	586,001	831,502	1,884,294
General and Administrative Expense
Stock-based compensation expense
Total stock-based compensation expense	$ 671,352	$ 1,004,858	$ 2,126,877	$ 2,882,911

X

- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ 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 (h)(1)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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+ References

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