Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 51,711	$ 175,334
Marketable securities	80,709	0
Prepaid expenses and other assets	10,009	5,535
Total current assets	142,429	180,869
Property and equipment, net	424	511
Operating lease right-of-use assets	569	0
Investment in joint venture	244	805
Total assets	143,666	182,185
Current liabilities:
Accounts payable	828	603
Accrued expenses	10,302	5,948
Operating lease liabilities	165	0
Total current liabilities	11,295	6,551
Accrued expenses, noncurrent	0	32
Operating lease liabilities, noncurrent	428	0
Total liabilities	11,723	6,583
Commitments and contingencies (Note 10)
Stockholders' equity
Common stock, value	3	3
Preferred stock, value	0	0
Additional paid-in capital	276,852	269,626
Accumulated other comprehensive loss	(434)	0
Accumulated deficit	(144,478)	(94,027)
Total stockholders' equity	131,943	175,602
Total liabilities and stockholders' equity	$ 143,666	$ 182,185

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).