Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21475-112644

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- Definition

Face amount or stated value per share of common stock.

+ 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))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

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

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- Details

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Note 10 - Subsequent Events (Details Textual) - $ / shares	Apr. 01, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 04, 2020
Common Stock, Par or Stated Value Per Share (in dollars per share)		$ 0.0001	$ 0.0001	$ 0.0001
Common Stock, Shares, Issued (in shares)		24,279,573	21,039,594
Pre-funded Warrants [Member] \| Eshelman Ventures [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		860,216
Subsequent Event [Member]
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.0001
Subsequent Event [Member] \| Eshelman Ventures [Member]
Common Stock, Shares, Issued (in shares)	4,545,455
Subsequent Event [Member] \| Pre-funded Warrants [Member] \| Eshelman Ventures [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)	4,545,455