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Income Taxes - Reconciliation of Tax Expense to Effective Tax Rate (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Federal tax at statutory rates	$ 2,091	$ 566
State taxes, net of federal income tax benefit	471	297
Change of valuation allowance	(34)	7
Uncertain tax positions	107	458
Foreign income taxed at different rates	(38)	66
Foreign tax credit	0	(270)
PPP loan forgiveness	0	(768)
Stock-based compensation expenses	469	1,417
Other	204	5
Total income tax expense	$ 3,270	$ 1,778

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Income Tax Reconciliation, PPP Loan Forgiveness

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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