Accrued Expenses and Other Liabilities - Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Payables and Accruals [Abstract]
Accrued advertising	$ 6,483	$ 8,691
Accrued employee compensation and benefits	1,487	2,085
Accrued professional fees	835	1,819
Accrued service providers	1,806	2,433
Accrued value-added, sales, and other non-income-based taxes	8,837	8,897
Current portion of income tax payable	3,733	1,536
Current portion of lease liabilities	2,325	1,932
Other	1,536	1,036
Accrued expenses and other current liabilities	$ 27,042	$ 28,429