Annual report pursuant to Section 13 and 15(d)

Subsequent Events

Subsequent Events
12 Months Ended
Dec. 31, 2022
Subsequent Events [Abstract]  
Subsequent Events Subsequent EventsOn February 10, 2023, the Company issued 4,208,860 shares of common stock, par value $0.0001 per share, at a price of $0.79 per share to certain holders of the Company’s unsecured 7.5% convertible senior notes due in 2024 in exchange for the cancellation of $3.5 million in aggregate principal amount of the outstanding convertible notes. The Company relied on the Section 4(a)(2) exemption from securities registration under the federal securities laws for transactions not involving any public offering. No advertising or general solicitation was employed in offering the securities. The securities were issued to accredited investors. The securities were offered for investment purposes only and not for the purpose of resale or distribution.