Income Taxes - Summary of Income Tax Expense (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Current:
Federal		$ 0	$ 0
Foreign		(75)	53
State		(15)	50
Total current		(90)	103
Total deferred
Total deferred		0	0
Income tax (benefit) expense	$ 103	$ (90)	$ 103