CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 76,391	$ 101,855
Marketable securities	62,674	178,083
Prepaid expenses and other current assets	13,862	8,256
Total current assets	152,927	288,194
Property and equipment, net	3,156	4,600
Operating lease right-of-use asset	16,834	11,417
Restricted cash	2,407	2,407
Other long-term assets	3,809	4,417
Total assets	179,133	311,035
Current liabilities:
Accounts payable	4,071	3,465
Accrued expenses	29,260	20,449
Operating lease liability	6,041	7,408
Short-term debt		1,334
Other current liabilities		85
Total current liabilities	39,372	32,741
Long-term portion of operating lease liability	10,466	4,392
Long-term debt	50,099	48,684
Total liabilities	99,937	85,817
Commitments and contingencies (Note 9)
Stockholders' equity:
Preferred stock, $0.001 par value; 10,000,000 shares authorized; no shares issued and outstanding at September 30, 2024 and December 31, 2023
Common stock, $0.001 par value; 300,000,000 shares authorized; 80,081,535 and 75,979,495 shares issued and outstanding as of September 30, 2024 and December 31, 2023, respectively	80	76
Additional paid-in capital	935,249	901,471
Accumulated other comprehensive income	128	92
Accumulated deficit	(856,261)	(676,421)
Total stockholders' equity	79,196	225,218
Total liabilities and stockholders' equity	$ 179,133	$ 311,035

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).