BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 40,850	$ 42,445
Other current assets	852	254
Total current assets	41,702	42,699
Right-of-use asset - operating	318	343
Property and equipment, net	21	25
Other assets	18	18
Total assets	42,059	43,085
Current liabilities:
Accounts payable	366	334
Accrued compensation and employee benefits	235	173
Accrued expenses and other liabilities (related party - $324 and $216 at March 31, 2023 and December 31, 2022, respectively)	665	625
Total current liabilities	1,266	1,132
Operating lease liability, net of current portion	262	280
Total liabilities	1,528	1,412
Commitments and contingencies
Stockholders’ equity:
Common stock, $0.001 par value; 100 million shares authorized at March 31, 2023 and December 31, 2022; 14,410,143 shares issued and outstanding at March 31, 2023 and December 31, 2022	14	14
Additional paid-in capital	225,265	225,061
Accumulated deficit	(184,748)	(183,402)
Total stockholders’ equity	40,531	41,673
Total liabilities and stockholders’ equity	$ 42,059	$ 43,085

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

Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.