Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2021

Share-based Payment Arrangement [Abstract]

Restricted Stock Unit Activity

A summary of our restricted stock unit activity under the 2018 Plan for the nine months ended September 30, 2021 is set forth below:

	Shares	Weighted Average Grant Date Fair Value
Outstanding as of December 31, 2020	1,677,060	$	1.41
Granted	4,346,176	1.86
Released	(1,881,725)	1.54
Forfeited	(334,357)	1.49
Outstanding as of September 30, 2021	3,807,154	$	1.86

Stock-Based Compensation

A summary of our option activity under the 2009 Plan and related information is as follows:

	Number of Shares	Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (years)	Aggregate Intrinsic Value
Outstanding as of December 31, 2020	1,208,740	$	0.80	6.19	$	700
Granted	—	—
Exercised	(132,396)	0.55
Forfeited	(8,647)	2.13
Outstanding as of September 30, 2021	1,067,697	$	0.82	5.88	$	303
Exercisable as of September 30, 2021	1,019,321	$	0.79	5.85	$	295

Condensed Income Statement

Compensation costs that have been included in our condensed consolidated statements of operations and comprehensive income (loss) for all stock-based compensation arrangements is set forth below:

	Three Months Ended September 30,				Nine Months Ended September 30,
Stock-based compensation	2021		2020		2021		2020
Cost of revenues	$	352	$	104	$	884	$	217
Sales and marketing	140		15		371		44
General and administrative	790		1,530		2,124		3,168
Research and development	213		59		554		29
Total stock-based compensation	$	1,495	$	1,708	$	3,933	$	3,458