Stockholders’ Equity and Stock Option Plans - Stock-based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation	$ 5,391	$ 3,629	$ 10,527	$ 6,794
Tax benefit from stock-based compensation	(875)	(500)	(1,706)	(880)
Total stock-based compensation, net of tax effect	4,516	3,129	8,821	5,914
Cost of revenue
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation	327	204	605	372
Technology and development
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation	907	579	1,784	1,060
Sales and marketing
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation	2,098	1,290	4,005	2,451
General and administrative
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation	$ 2,059	$ 1,556	$ 4,133	$ 2,911