Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 39,230	$ 31,230
Insurance recovery of legal settlement		450
Prepaid expenses and other current assets	1,133	1,270
Total current assets	40,363	32,950
Property and equipment—net	840	1,060
Operating lease right-of-use assets	9,952	11,650
Other noncurrent assets	448	429
Total assets	51,603	46,089
Current liabilities:
Accounts payable	845	1,108
Accrued legal settlement		450
Accrued expenses	1,673	2,961
Current loan payable (net of discount and issuance costs of $112 and nil, respectively)	4,285
Current operating lease liabilities	952	1,413
Accrued compensation	1,543	1,248
Interest payable	113	97
Total current liabilities	9,411	7,277
Loan payable (net of discount and issuance costs of $454 and $756, respectively)	6,264	10,371
Operating lease liabilities, less current portion	9,160	10,330
Total liabilities	24,835	27,978
Commitments and contingencies (Note 5)
Stockholders' equity:
Common stock, $0.001 par value; 100,000,000 shares authorized; 22,045,255 and 10,518,539 shares issued and outstanding at December 31, 2023 and December 31, 2022, respectively	22	11
Additional paid-in capital	192,009	153,872
Accumulated deficit	(165,263)	(135,772)
Total stockholders' equity	26,768	18,111
Total liabilities and stockholders' equity	$ 51,603	$ 46,089