Net Loss Per Share Attributable To Common Stockholders (Tables)

12 Months Ended

Dec. 31, 2022

Earnings Per Share [Abstract]

Summary of Outstanding Potentially Dilutive Common Stock Equivalents Excluded from Calculation of Diluted Net Loss Per Share

The following outstanding potentially dilutive common stock equivalents have been excluded from the computation of diluted net loss per share for the periods presented due to their anti-dilutive effect:

	Year ended December 31,
	2022		2021		2020
Common stock options issued and    outstanding		309,315		270,195		323,442
Restricted stock units		176,063		21,458		413
Shares issuable pursuant to ESPP		—		—		893
Total		485,378		291,653		324,748

Computation of Basic And Diluted Net Loss Per Share Attributable to Common Stockholders

The following table sets forth the computation of basic and diluted net loss per share attributable to common stockholders:

	Year ended December 31,
	2022			2021			2020
	(in thousands, except share and per share amounts)
Numerator:
Net loss	$	(157,487	)	$	(157,754	)	$	(39,855	)
Gain on extinguishment of Series C and Series    C-1 convertible preferred stock		—			—			9,840
Net loss attributable to common stockholders,    basic and diluted	$	(157,487	)	$	(157,754	)	$	(30,015	)
Denominator:
Weighted-average shares used in computing net    loss per share attributable to common    stockholders, basic and diluted		3,968,432			1,944,857			394,405
Net loss per share attributable to common    stockholders, basic and diluted	$	(39.68	)	$	(81.11	)	$	(76.10	)