Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 28,276	$ 35,493
Marketable securities	135,906	165,879
Prepaid expenses and other current assets	3,435	5,578
Total current assets	167,617	206,950
Property and equipment, net	3,391	3,912
Operating lease right-of-use asset	2,391	4,778
Other assets	6,522	5,595
Total assets	179,921	221,235
Current liabilities:
Accounts payable	2,263	8,251
Accrued and other current liabilities	9,363	6,481
Operating lease liabilities, current	3,260	3,012
Debt, current	2,609	0
Total current liabilities	17,495	17,744
Operating lease liabilities, noncurrent	4,152	5,852
Debt, noncurrent	7,589	10,069
Total liabilities	29,236	33,665
Stockholders' equity:
Common stock, $0.001 par value, 250,000,000 and 250,000,000 shares authorized as of June 30, 2024 (unaudited) and December 31, 2023, respectively; 72,887,538 and 72,779,077 shares issued and outstanding as of June 30, 2024 (unaudited) and December 31, 2023, respectively	73	73
Preferred stock, $0.001 par value, 10,000,000 shares authorized; zero shares issued and outstanding as of June 30, 2024 (unaudited) and December 31, 2023	0	0
Additional paid-in capital	544,965	538,390
Accumulated other comprehensive loss	(385)	(130)
Accumulated deficit	(393,968)	(350,763)
Total stockholders' equity	150,685	187,570
Total liabilities and stockholders' equity	$ 179,921	$ 221,235