Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current assets
Cash and cash equivalents	$ 183,255	$ 188,460
Marketable securities	437,233	458,249
Prepaid expenses and other current assets	11,902	14,213
Total current assets	632,390	660,922
Property and equipment, net	1,601	1,705
Restricted cash	198	198
Other assets	1,691	1,494
Operating lease right-of-use assets, net	2,251	2,389
Total assets	638,131	666,708
Current liabilities
Accounts payable	700	2,551
Accrued expenses and other current liabilities	10,931	15,206
Current portion of operating lease liabilities	730	721
Total current liabilities	12,361	18,478
Operating lease liabilities	2,215	2,403
Income taxes payable	5,373	5,255
Total liabilities	19,949	26,136
Commitments and contingencies (see Note 12)
Stockholders’ equity:
Preferred stock, $0.001 par value per share; 10,000,000 shares authorized; no shares issued and outstanding
Common stock, $0.001 par value; 300,000,000 shares authorized;83,399,377 and 83,287,639 shares issued and outstanding as of March 31, 2023 and December 31, 2022, respectively	83	83
Additional paid-in capital	713,752	701,052
Accumulated other comprehensive loss	(307)	(684)
Accumulated deficit	(95,346)	(59,879)
Total stockholders’ equity	618,182	640,572
Total liabilities and stockholders’ equity	$ 638,131	$ 666,708