Convertible Preferred Stock	6 Months Ended
Jun. 30, 2021
Temporary Equity Disclosure [Abstract]
Convertible Preferred Stock	10. Convertible Preferred Stock In January 2020, the Company issued 1,182,265 shares of Series B Preferred Stock at $4.06 per share to complete the second closing of the Series B Preferred Stock issuance for total proceeds of $4.8 million. The issuance costs related to the second tranche were insignificant. In March 2020, the Company executed a Series C Preferred Stock Purchase Agreement (the “Series C SPA”) to issue 13,539,141 shares of Series C Convertible Preferred Stock (the “Series C Preferred Stock”) at a purchase price of $6.5366 per share for a total consideration of $88.2 million, net of issuance costs of $0.3 million. In conjunction with the Series C SPA, the Company exchanged 1,988,802 shares of Series A Convertible Preferred Stock (the “Series A Preferred Stock”) for an equal number of shares of Series C Preferred Stock related to a transaction amongst investors. This resulted in a total issuance of 15,527,943 shares of Series C Preferred Stock. The fair value of the shares of Series C Preferred Stock issued exceeded the carrying value of the shares of Series A Preferred Stock exchanged by $9.1 million, which was recognized as a deemed dividend through a reduction of $2.3 million to additional paid-in capital and an increase of $6.7 million to the accumulated deficit. The $9.1 million deemed dividend increased the net loss for the six months ended June 30, 2020 to arrive at net loss attributable to common stockholders in the calculation of earnings per share. Immediately prior to the IPO, the Company’s Articles of Association (the “Articles”), as further amended and restated (the “2018 Amended Articles”), authorized a total of 52,483,788 shares of convertible preferred stock with a par value of $0.0001 per share, of which 3,000,000 shares have been designated as Series Seed Convertible Preferred Stock, 14,886,305 shares have been designated as Series A Preferred Stock, 16,009,845 shares have been designated as Series B Preferred Stock (the “Series B Preferred Stock”), 3,059,695 shares have been designated as Series B-1 Preferred Stock and 15,527,943 shares have been designated as Series C Preferred Stock. The Series A, Series B, Series B-1 and Series C Preferred Stock are collectively referred to as the Convertible Preferred Stock. In connection with the Company’s August 21, 2020 IPO all issued and outstanding 50,439,595 shares of Convertible Preferred Stock were converted into 31,625,534 shares of the Company’s common stock and are no longer issued or outstanding following the completion of the offering.

Convertible Preferred Stock

6 Months Ended

Jun. 30, 2021

Temporary Equity Disclosure [Abstract]

10. Convertible Preferred Stock

In January 2020, the Company issued 1,182,265 shares of Series B Preferred Stock at $4.06 per share to complete the second closing of the Series B Preferred Stock issuance for total proceeds of $4.8 million. The issuance costs related to the second tranche were insignificant.

In March 2020, the Company executed a Series C Preferred Stock Purchase Agreement (the “Series C SPA”) to issue 13,539,141 shares of Series C Convertible Preferred Stock (the “Series C Preferred Stock”) at a purchase price of $6.5366 per share for a total consideration of $88.2 million, net of issuance costs of $0.3 million. In conjunction with the Series C SPA, the Company exchanged 1,988,802 shares of Series A Convertible Preferred Stock (the “Series A Preferred Stock”) for an equal number of shares of Series C Preferred Stock related to a transaction amongst investors. This resulted in a total issuance of 15,527,943 shares of Series C Preferred Stock. The fair value of the shares of Series C Preferred Stock issued exceeded the carrying value of the shares of Series A Preferred Stock exchanged by $9.1 million, which was recognized as a deemed dividend through a reduction of $2.3 million to additional paid-in capital and an increase of $6.7 million to the accumulated deficit. The $9.1 million deemed dividend increased the net loss for the six months ended June 30, 2020 to arrive at net loss attributable to common stockholders in the calculation of earnings per share.

Immediately prior to the IPO, the Company’s Articles of Association (the “Articles”), as further amended and restated (the “2018 Amended Articles”), authorized a total of 52,483,788 shares of convertible preferred stock with a par value of $0.0001 per share, of which 3,000,000 shares have been designated as Series Seed Convertible Preferred Stock, 14,886,305 shares have been designated as Series A Preferred Stock, 16,009,845 shares have been designated as Series B Preferred Stock (the “Series B Preferred Stock”), 3,059,695 shares have been designated as Series B-1 Preferred Stock and 15,527,943 shares have been designated as Series C Preferred Stock. The Series A, Series B, Series B-1 and Series C Preferred Stock are collectively referred to as the Convertible Preferred Stock.

In connection with the Company’s August 21, 2020 IPO all issued and outstanding 50,439,595 shares of Convertible Preferred Stock were converted into 31,625,534 shares of the Company’s common stock and are no longer issued or outstanding following the completion of the offering.