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Stale of Common Stock
3 Months Ended
Mar. 31, 2022
Equity [Abstract]  
Sale of Common Stock

Note 5 – Sale of Common Stock

In August 2020, the Company filed a shelf registration statement on Form S-3 with the SEC, File No. 333-248469, that became effective on September 4, 2020 (the 2020 Registration Statement). The Company may from time to time sell any combination of the securities described in the 2020 Registration Statement in one or more offerings up to an aggregate offering price of $300.0 million. In connection with the filing of the 2020 Registration Statement, the Company entered into a sales agreement under which the Company may offer and sell shares of its common stock having an aggregate offering price of up to $100.0 million through “at-the-market” offerings (2020 ATM), which shares are included in the $300.0 million of securities registered pursuant to the 2020 Registration Statement. During the three months ended March 31, 2021, the Company sold 5,991,858 shares of common stock under the 2020 ATM, for which the Company received net proceeds of $34.1 million, after deducting commissions, fees and expenses. The Company did not sell any shares of common stock under the 2020 ATM during the three months ended March 31, 2022.