License Agreements - Additional Information (Details) - USD ($)	3 Months Ended
Mar. 31, 2022	Dec. 31, 2021
Common stock, shares, issued	18,812,267	18,781,242
UABRF [Member] \| Antidilution Provision [Member]
Common stock, shares, issued	151,382
Equity Method Investment, Ownership Percentage	2.50%
Raise of investment	$ 20,000,000.0
Emory License Agreement [Member] \| UABRF [Member]
Aggregate pay for development milestones total	$ 1,400,000
License agreement description	The term of the Emory License Agreement will continue until 15 years after the first commercial sale of the licensed product, or the expiration of the relevant licensed patents, whichever is later.
Exclusive License Agreement [Member] \| UABRF [Member]
Common stock, shares, issued	91,250
Royalties on cumulative net sales	$ 22,500,000
Exclusive License Agreement [Member] \| UABRF [Member] \| Maximum
Milestone payment	$ 1,400,000

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Royalties On Cumulative Net Sales.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571

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