Accrued Expenses - Schedule of Accrued Expenses (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2022	Dec. 31, 2021
Accrued Liabilities [Abstract]
Payroll and related	$ 2,037	$ 202
Accrued preclinical and clinical trial costs	464	621
Accrued Taxes	358	3
Accrued professional fees	178	213
Other	184	395
Total accrued expenses	$ 3,221	$ 1,434