Stock-Based Compensation - Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Stock-Based Compensation
Total stock-based compensation	$ 1,027	$ 733	$ 2,950	$ 2,839
Sales and marketing
Stock-Based Compensation
Total stock-based compensation	353	257	1,000	694
General and administrative
Stock-Based Compensation
Total stock-based compensation	522	359	1,521	1,110
Research and development
Stock-Based Compensation
Total stock-based compensation	$ 152	$ 117	$ 429	$ 1,035