Restricted Stock Units (Tables) - Restricted Stock Units (RSUs)

6 Months Ended

Jun. 30, 2023

Share Based Compensation Arrangement By Share Based Payment Award [Line Items]

Summary of Outstanding RSUs

The following table sets forth the activity related to the number of outstanding RSUs for the six months ended June 30, 2023 (on a post-reverse split basis):

	Number of shares			Weighted- average grant date fair value  (per share)
Non-vested as of December 31, 2022		1,001,396		$	30.57
Vested		(324,284	)	$	24.30
Granted		560,930		$	2.29
Cancelled		(73,906	)	$	30.33
Non-vested as of June 30, 2023		1,164,136		$	18.71

Summary of RSUs Compensation Expense

RSUs compensation expense for the three months ended June 30, 2023 and 2022 was $2.0 million and $8.5 million, respectively. RSUs compensation expense for the six months ended June 30, 2023 and 2022 was $4.0 million and $15.2 million, respectively, which was recorded as follows (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Research and development	$	354	$	1,602	$	412	$	2,622
Sales and marketing		110		1,162		378		1,945
General and administrative		1,509		5,726		3,196		10,682
Total	$	1,973	$	8,490	$	3,986	$	15,249