Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 234,782	$ 245,217
Accounts receivable, net of allowances of $2,513 and $3,099 at March 31, 2022 and December 31, 2021, respectively	15,108	16,710
Prepaid expenses	6,004	6,145
Other current assets	6,015	1,866
Total current assets	261,909	269,938
Property and equipment, net	18,880	19,155
Operating lease right-of-use assets	22,508	23,605
Goodwill	51,205	51,205
Intangible assets, net	4,538	4,950
Equity method investment	0	14,500
Other assets	4,316	4,317
Total assets	363,356	387,670
Current liabilities
Accounts payable (includes related party payables of $599 and $1,128 at March 31, 2022 and December 31, 2021, respectively)	11,084	11,364
Accrued employee expenses	3,010	5,187
Operating lease liabilities, current	5,381	5,253
Accrued expenses and other current liabilities	9,746	9,677
Total current liabilities	29,221	31,481
Deferred tax liabilities	119	103
Operating lease liabilities, net of current portion	24,789	26,300
Total liabilities	54,129	57,884
Commitments and contingencies (Note 7)
Stockholders’ Equity
Preferred stock — $0.0001 par value; 20,000,000 shares authorized at March 31, 2022 and December 31, 2021, respectively; no shares issued and outstanding at March 31, 2022 and December 31, 2021	0	0
Common stock — $0.0001 par value; 1,000,000,000 shares authorized at March 31, 2022 and December 31, 2021, respectively; 93,586,995 and 96,213,243 shares issued and outstanding at March 31, 2022 and December 31, 2021, respectively	10	10
Additional paid-in capital	715,478	723,623
Accumulated deficit	(406,261)	(393,847)
Total stockholders’ equity	309,227	329,786
Total liabilities and stockholders’ equity	$ 363,356	$ 387,670