Summary of Significant Accounting Policies - Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Summary Of Significant Accounting Policies [Abstract]
Australian research and development tax incentive	$ 692	$ 2,054
Prepaid clinical development	556	1,008
Prepaid insurance	250	532
Other receivables	407	497
Prepaid other	473	422
Other current assets	317	235
Total prepaid expenses and other current assets	$ 2,695	$ 4,748