Income Taxes - Components of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets:
Net operating losses	$ 44,606	$ 37,229
Accrued expenses	523	352
Amortization	540	746
Stock compensation	2,193	1,276
Lease liability	309	422
Asset impairment		3,129
Capitalized research and development costs	11,996
Other	107	109
Total deferred tax assets	60,274	43,263
Valuation allowance	(57,245)	(40,584)
Deferred tax assets, net	3,029	2,679
Deferred tax liabilities:
IPR&D assets	(2,847)	(2,360)
Right of use asset	(164)	(220)
Depreciation	(18)	(99)
Total deferred tax liabilities	$ (3,029)	$ (2,679)