Balance Sheet Components - Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Accrued Liabilities and Other Liabilities [Abstract]
Accrued compensation and related benefits	$ 23,047	$ 14,007
Accrued vendor expenses	7,728	8,662
Operating lease liability, current	6,315	3,725
Accrued indirect taxes	4,137	3,818
Accrued payment processing fees	2,085	1,219
Accrued talent costs	1,417	1,235
Other	1,013	202
Total accrued expenses and other current liabilities	$ 45,742	$ 32,868