Income Taxes - Summary of Deferred Tax Assets Net of Deferred Tax Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Valuation Allowance [Line Items]
Net Deferred Tax Assets before valuation allowance	$ 15,157	$ 15,258
Valuation allowance	(14,275)	(15,258)
Net Deferred Tax Assets	882	0
UNITED STATES
Valuation Allowance [Line Items]
Net Deferred Tax Assets before valuation allowance	11,981	11,941
CHINA [Member]
Valuation Allowance [Line Items]
Net Deferred Tax Assets before valuation allowance	1,410	1,169
Sweden [Member]
Valuation Allowance [Line Items]
Net Deferred Tax Assets before valuation allowance	$ 1,766	$ 2,148