Subsequent Events	9 Months Ended
Sep. 30, 2022
Subsequent Events [Abstract]
Subsequent Events	Note 11 - Subsequent Events Subsequent to September 30, 2022, the Company consummated a registered direct offering of shares of common stock and Series C Mirroring Preferred Stock pursuant to a Securities Purchase Agreement entered into with a certain institutional investor. Pursuant to the Securities Purchase Agreement, the Company agreed to issue and sell to the investor (i) 5,360,000 shares of the Company’s common stock, par value $0.01 per share, (ii) 33,810 shares of the Company’s Series C Mirroring Preferred Stock, par value $0.01 per share and stated value of $0.01 per share, and (iii) pre-funded warrants to purchase an aggregate of 4,300,000 shares of common stock. Each share of common stock was sold at a price of $0.35 per share, each share of preferred stock was sold at a price of $0.01 per share, and each pre-funded warrant was sold at an offering price of $0.34 per share underlying such pre-funded warrants, for aggregate gross proceeds of $3.34 million before deducting the placement agent’s fees and the offering expenses, and net proceeds of $3.04 million. Under the Purchase Agreement, the Company also agreed to issue and sell to the investor in a concurrent private placement warrants to purchase an aggregate of 9,660,000 shares of common stock. In connection with the offering, the Company also entered into a warrant amendment agreement with the investor pursuant to which the Company agreed to amend certain existing warrants to purchase up to 14,829,751 shares of common stock that were previously issued in 2018 and 2021 to the investor, with exercise prices ranging from $2.05 to $65.00 per share as a condition for their purchase of the securities in the offering, as follows: (i) lower the exercise price of the investor’s existing warrants to $0.377 per share, (ii) provide that the existing warrants, as amended, will not be exercisable until six months following the closing date of the offering, and (iii) extend the original expiration date of the existing warrants by five and one-half years following the close of the offering.

Subsequent Events

9 Months Ended

Sep. 30, 2022

Note 11 - Subsequent Events

Subsequent to September 30, 2022, the Company consummated a registered direct offering of shares of common stock and Series C Mirroring Preferred Stock pursuant to a Securities Purchase Agreement entered into with a certain institutional investor. Pursuant to the Securities Purchase Agreement, the Company agreed to issue and sell to the investor (i) 5,360,000 shares of the Company’s common stock, par value $0.01 per share, (ii) 33,810 shares of the Company’s Series C Mirroring Preferred Stock, par value $0.01 per share and stated value of $0.01 per share, and (iii) pre-funded warrants to purchase an aggregate of 4,300,000 shares of common stock. Each share of common stock was sold at a price of $0.35 per share, each share of preferred stock was sold at a price of $0.01 per share, and each pre-funded warrant was sold at an offering price of $0.34 per share underlying such pre-funded warrants, for aggregate gross proceeds of $3.34 million before deducting the placement agent’s fees and the offering expenses, and net proceeds of $3.04 million. Under the Purchase Agreement, the Company also agreed to issue and sell to the investor in a concurrent private placement warrants to purchase an aggregate of 9,660,000 shares of common stock. In connection with the offering, the Company also entered into a warrant amendment agreement with the investor pursuant to which the Company agreed to amend certain existing warrants to purchase up to 14,829,751 shares of common stock that were previously issued in 2018 and 2021 to the investor, with exercise prices ranging from $2.05 to $65.00 per share as a condition for their purchase of the securities in the offering, as follows: (i) lower the exercise price of the investor’s existing warrants to $0.377 per share, (ii) provide that the existing warrants, as amended, will not be exercisable until six months following the closing date of the offering, and (iii) extend the original expiration date of the existing warrants by five and one-half years following the close of the offering.