Going Concern and Management's Plans (Details) - USD ($)			1 Months Ended			9 Months Ended		12 Months Ended
	Mar. 09, 2021	Feb. 11, 2021	Oct. 31, 2021	Oct. 18, 2021	Nov. 25, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020	Feb. 11, 2020
Conversion of Stock [Line Items]
Preferred Stock, Par or Stated Value Per Share						$ 0.01		$ 0.01
Proceeds from issuance of common stock, net of issuance costs							$ 14,982,663
2020 ATM Offering [Member]
Conversion of Stock [Line Items]
Stock issued during period, shares, new issues			680,000
Gross proceeds from sale of common stock			$ 1,548,000
Proceeds from issuance of common stock, net of issuance costs			$ 1,500,000
Healthcare-focused Institutional Investor [Member] | February 2021 Offering [Member]
Conversion of Stock [Line Items]
Stock issued during period, shares, new issues		2,784,184
Gross proceeds from sale of common stock		$ 25,000,000.0
Proceeds from issuance of common stock, net of issuance costs		$ 23,500,000
Healthcare-focused Institutional Investor [Member] | February 2021 Offering [Member] | Pre Funded Warrant [Member]
Conversion of Stock [Line Items]
Stock issued during period, shares, new issues		5,549,149
Sale of stock, description of transaction						each pre-funded warrant exercisable for one share of common stock.
Healthcare-focused Institutional Investor [Member] | October 2021 Offering [Member] | Subsequent Event [Member]
Conversion of Stock [Line Items]
Convertible preferred stock				7,500,000
Stock issued during period, shares, new issues				150,000
Preferred Stock, Par or Stated Value Per Share				$ 100
Conversion preferred stock per share				$ 2.00
Gross proceeds from sale of common stock				$ 15,000,000.0
Proceeds from issuance of common stock, net of issuance costs				$ 13,900,000
Class of warrant or right, exercise price of warrants or rights				$ 2.05
Warrants exercisable period				6 months
Warrants expiry period				5 years
Healthcare-focused Institutional Investor [Member] | October 2021 Offering [Member] | Warrants [Member] | Subsequent Event [Member]
Conversion of Stock [Line Items]
Stock issued during period, shares, new issues				7,500,000
Investor [Member] | February 2021 Offering [Member]
Conversion of Stock [Line Items]
Offering of common stock and warrants		4,166,666
Shares issued, price per share		$ 3.00
Class of warrant or right, exercise price of warrants or rights		$ 3.55
Warrants exercisable period		6 months
Warrants expiry period		5 years 6 months
Investor [Member] | February 2021 Offering [Member] | Pre Funded Warrant [Member]
Conversion of Stock [Line Items]
Shares issued, price per share		$ 2.99
Class of warrant or right, exercise price of warrants or rights		$ 0.01
Healthcare-focused U.S. Institutional Investor [Member]
Conversion of Stock [Line Items]
Stock issued during period, shares, new issues		2,784,184
Shares issued, price per share		$ 3.00
Gross proceeds from sale of common stock		$ 25,000,000.0
Proceeds from issuance of common stock, net of issuance costs		$ 23,500,000
Class of warrant or right, exercise price of warrants or rights		$ 0.01
Warrants exercisable period		6 months
Warrants expiry period		5 years 6 months
Healthcare-focused U.S. Institutional Investor [Member] | Pre Funded Warrant [Member]
Conversion of Stock [Line Items]
Stock issued during period, shares, new issues		5,549,149
Shares issued, price per share		$ 2.99
Class of warrant or right, exercise price of warrants or rights		$ 3.55
Warrants exercised		4,166,666
Healthcare-focused U.S. Institutional Investor [Member] | 2020 PIPE [Member]
Conversion of Stock [Line Items]
Stock issued during period, shares, new issues					2,245,400
Shares issued, price per share					$ 2.065
Gross proceeds from sale of common stock					$ 10,000,000.0
Proceeds from issuance of common stock, net of issuance costs					$ 9,300,000
Sale of stock, description of transaction						each pre-funded warrant exercisable for one share of common stock.
Class of warrant or right, exercise price of warrants or rights					$ 1.94
Warrants exercisable period					6 months
Warrants exercised					4,842,615
Warrants expiry period					5 years 6 months
New warrants issue against outstanding warrants					2,245,400
Healthcare-focused U.S. Institutional Investor [Member] | 2020 PIPE [Member] | Pre Funded Warrant [Member]
Conversion of Stock [Line Items]
Stock issued during period, shares, new issues					2,597,215			2,597,215
Shares issued, price per share					$ 2.055
Warrants exercised					2,597,215
New warrants issue against outstanding warrants					2,597,215
Warrant [Member] | Holder [Member] | Exercise Agreement [Member]
Conversion of Stock [Line Items]
Class of warrant or right, exercise price of warrants or rights	$ 3.56
Warrants expiry period	5 years
Number of each warrant issue to purchase common stock	0.65
New warrants issue against outstanding warrants	3,147,700
Payment to purchase new warrants	$ 255,751
Description of expenses related to purchase warrants						The Company received aggregate gross proceeds before expenses of approximately $9.65 million from the exercise of the remaining Existing Warrants held by the Holder
Warrant [Member] | Alliance Global Partners [Member] | Purchase Agreement [Member]
Conversion of Stock [Line Items]
Cash fee compensation	$ 200,000
Common Stock [Member] | H.C. Wainwright & Co., LLC [Member] | 2020 ATM Offering [Member]
Conversion of Stock [Line Items]
Stock issued during period, shares, new issues								7,521,610
Gross proceeds from sale of common stock						$ 1,548,000		$ 16,700,000
Proceeds from issuance of common stock, net of issuance costs						$ 1,500,000		$ 15,800,000
Common Stock [Member] | H.C. Wainwright & Co., LLC [Member] | 2020 ATM Offering [Member] | Maximum [Member]
Conversion of Stock [Line Items]
Common shares available for future issuance amount									$ 22,100,000