Fair Value Measurements - Schedule of Reconciliation of the Fair Value of the Derivative Liability Using Level 3 Significant Unobservable Inputs (Details) - Level 3 - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Beginning balance	$ (1,604)	$ 0
Fair value of derivative liability at issuance of convertible promissory note		(1,791)
Change in fair value of derivative liability (Note 7)		187
Ending balance	0	$ (1,604)
Change in the fair value of the derivative liability	(205)
Reclassification of derivative liability into convertible preferred stock resulting from conversion of convertible promissory note	$ 1,809