Income Taxes - Components deferred income tax assets and liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets:
Net operating losses	$ 32,588	$ 22,508
Research and development credits	3,835	698
Capitalized research and development expenses	13,350	0
Stock-based compensation	3,498	1,342
Lease liability	2,424	2,651
Accrued expenses	970	300
Gross deferred tax assets	56,665	27,499
Less valuation allowance	(39,007)	(10,481)
Total deferred tax assets	17,658	17,018
Deferred tax liabilities:
Property and equipment	(1,971)	(1,054)
Intangibles	(13,800)	(14,167)
Right-of-use lease asset	(2,125)	(2,540)
Gross deferred tax liabilities	(17,896)	(17,761)
Deferred tax liabilities, net	$ (238)	$ (743)