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Accounts Payable and Accrued Expenses - Summary of Accounts Payable and Accrued Expenses (Detail) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Payables and Accruals [Abstract]    
Accounts payable - trade $ 703 $ 485
Payroll and benefits 962 1,119
Royalty fees due to unrelated parties 5 4
Audit and tax fees 225 218
Legal 41 40
Other 172 44
Total accounts payable and accrued expenses $ 2,108 $ 1,910