Income Taxes - Summary of Income Tax Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Current:
Federal	$ 0	$ 0
Foreign	(4)	(75)
State	(3)	(15)
Total current	(7)	(90)
Total deferred
Total deferred	0	0
Income tax benefit	$ (7)	$ (90)