Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 9,122	$ 23,491
Short-term investments	90,212	98,948
Prepaid expenses and other current assets	3,905	1,793
Total current assets	103,239	124,232
Property and equipment, net	260	288
Operating lease right-of-use assets	725	614
Other long-term assets	2,597	2,284
Total assets	106,821	127,418
Current liabilities:
Accounts payable	3,313	2,396
Accrued and other current liabilities	11,760	14,821
Operating lease liabilities	445	420
Total current liabilities	15,518	17,637
Operating lease liabilities, net of current portion	329	255
Other liabilities	70	70
Total liabilities	15,917	17,962
Commitments and contingencies (Note 5)
Stockholders' equity:
Preferred stock, $0.0001 par value; 10,000,000 shares authorized as of March 31, 2024 and December 31, 2023, respectively; no shares issued and outstanding at March 31, 2024 and December 31, 2023, respectively
Common stock, $0.0001 par value; 150,000,000 shares authorized at March 31, 2024 and December 31, 2023, respectively; 27,898,761 and 27,762,703 shares issued and outstanding at March 31, 2024 and December 31, 2023, respectively	3	3
Additional paid-in capital	277,544	272,640
Accumulated other comprehensive (loss) income	(33)	237
Accumulated deficit	(186,610)	(163,424)
Total stockholders' equity	90,904	109,456
Total liabilities and stockholders' equity	$ 106,821	$ 127,418