Equity Incentive Plans (Tables)

6 Months Ended

Jun. 30, 2022

Share-Based Payment Arrangement [Abstract]

Schedule of Weighted-Average Assumptions Used in Option Pricing Model

The following weighted-average assumptions were used as inputs to the pricing model for options granted during the six months ended June 30, 2021 (there were no grants made in 2022):

Risk-free interest rate	1.0	%
Expected term in years	5.90
Expected volatility	61.2	%
Expected dividend yield	0.0	%

Schedule of Stock Option Activity

Stock option activity under the 2018 Plan for the three and six months ended June 30, 2022 was as follows:

	Number of Shares	Weighted Average Exercise Price		Aggregate Intrinsic Value		Weighted Average Remaining Contractual Term (in years)
Outstanding at January 1, 2022	3,851	$	1.77
Exercised	(114)	1.12
Forfeited or expired	(56)	1.08
Outstanding at March 31, 2022	3,681	$	1.78	$	23,918	8.62
Exercised	(29)	1.05
Forfeited or expired	(3)	2.30
Outstanding at June 30, 2022 1	3,649	$	1.78	$	11,307	8.35
Vested and exercisable	1,454	$	1.00	$	5,094	7.75

1 Includes 2,544, 0, and 1,105 of awards accounted for as service-based, performance-based, and market-based options, respectively, that the Company currently deems probable of vesting. The performance options vest only if gross revenue equals or exceeds certain thresholds for the years ending December 31, 2022 and 2023, while the market-based options will vest only if the price of the Company's common stock reaches a $1,000,000 market capitalization target for any 20 days during a 30-day period on or before the fourth anniversary of the closing of the Merger.

Schedule of Stock-Based Compensation Expense

The following tables presents the classification of stock-based compensation expense:

	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
Sales and marketing	$	26	$	23	$	60	$	50
Product development	19		71		37		112
General and administrative	419		246		2,291		359
	$	464	$	340	$	2,388	$	521