STOCK-BASED COMPENSATION

3 Months Ended

Mar. 31, 2023

Share-Based Payment Arrangement [Abstract]

STOCK-BASED COMPENSATION

STOCK-BASED COMPENSATION

The following table summarizes stock-based compensation expense for the periods shown:

	Three Months Ended March 31,
	2023		2022
Selling and marketing	$	184	$	319
General and administrative	2,458		3,149
Research and development	2,211		3,400
Stock-based compensation expense	$	4,853	$	6,868
Capitalized stock-based compensation	$	556	$	1,101

As of March 31, 2023, there was approximately $1.5 million and $45.2 million in unrecognized stock-based compensation expense related to stock options and restricted stock units that are expected to be recognized over a weighted-average expected vesting period of 1.0 year and 2.9 years, respectively. The Company granted 2.8 million restricted stock units during the three months ended March 31, 2023.