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Balance Sheet Details (Tables)
 6 Months Ended
Jun. 30, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Other Current Assets and Prepaid Expenses
Other Current Assets and Prepaid Expenses consist of (in thousands):
June 30, 2024December 31, 2023
Prepaid clinical and related costs$2,221 $2,314 
VAT receivable806 703 
Australian research and development tax incentive696 670 
Research grant— 1,104 
Prepaid insurance500 198 
Other1,057 871 
Total$5,280 $5,860 
Schedule of Accounts Payable and Accrued Expenses
Accounts Payable consist of (in thousands):
June 30, 2024December 31, 2023
Clinical costs$7,605 $4,726 
Legal and audit costs13 160 
Other276 213 
Total$7,894 $5,099 
Accrued expenses consist of (in thousands):
June 30, 2024December 31, 2023
Accrued clinical and related costs$12,368 $16,863 
Accrued legal and audit costs201 216 
Accrued compensation996 1,460 
Accrued other210 125 
Total$13,775 $18,664 
Schedule of Other Current Liabilities
Other Current Liabilities consist of (in thousands):
June 30, 2024December 31, 2023
Lease liabilities$714 $695 
Other294 271 
Total$1,008 $966