Net Loss per Share (Tables)

12 Months Ended

Dec. 31, 2022

Earnings Per Share [Abstract]

Computation of Company's Basic and Diluted Net Loss Per Share

The following table sets forth the computation of the Company’s basic and diluted net loss per share for the periods presented (in thousands, except share and per share data):

	Year Ended December 31,
	2022		2021		2020
Net loss attributable to common stockholders, basic and diluted	$	(107,330)	$	(110,048)	$	(107,908)
Weighted-average common shares used in computing net loss per share, basic and diluted	180,697,230		164,521,064		147,895,561
Net loss per share, basic and diluted	$	(0.59)	$	(0.67)	$	(0.73)

Dilutive Securities Excluded from Calculation of Diluted Earnings Per Share

The following table sets forth securities outstanding that could potentially dilute the calculation of diluted earnings per share:

	Year Ended December 31,
	2022	2021	2020
Options to purchase common stock	6,748,580	7,195,398	8,142,348
Warrants to purchase common stock - liability classified	2,036,733	2,036,733	2,156,153
Warrants to purchase common stock - equity classified	1,418,116	1,418,116	1,418,116
Unvested restricted stock units	8,573,884	6,244,013	8,046,399