Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Current assets:
Cash and cash equivalents	$ 123,648	$ 146,645
Accounts receivable	2,592	15,176
Prepaid expenses and other current assets	1,826	2,074
Total current assets	128,066	163,895
Property and equipment, net	2,884	3,542
Right-of-use assets	15,412	16,121
Restricted cash and other non-current assets	2,976	2,976
Total assets	149,338	186,534
Current liabilities:
Accounts payable	4,332	2,605
Accrued expenses	21,248	32,610
Liability for sale of future revenues, current	7,500	5,000
Operating lease liabilities, current	6,699	6,031
Total current liabilities	39,779	46,246
Operating lease liabilities, net of current portion	10,598	12,071
Liability for sale of future revenues, net of current portion	47,177	53,605
Deferred revenue, net of current portion	44,509	44,509
Other non-current liabilities	2,867	2,815
Total liabilities	144,930	159,246
Stockholders’ equity
Preferred stock, $0.0001 par value per share: 5,000,000 shares authorized; no shares issued or outstanding	0	0
Common stock, $0.0001 par value per share: 390,000,000 shares authorized; 97,901,034 and 97,866,996 shares issued and outstanding at March 31, 2026 and December 31, 2025, respectively	10	10
Additional paid-in capital	1,657,883	1,655,781
Accumulated other comprehensive income	0	0
Accumulated deficit	(1,653,485)	(1,628,503)
Total stockholders’ equity	4,408	27,288
Total liabilities and stockholders’ equity	$ 149,338	$ 186,534

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).

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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).