Fair Value Measurements - Summary of Fair Value of the Preferred Stock Tranche Rights Measured At Fair Value On a Recurring Basis Using Level 3 Significant Unobservable Inputs (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Change In Fair Value Of Preferred Stock Tranche Rights
Recurring | Level 3 | Preferred Stock Tranche Rights
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Balance at December 31, 2020	$ 318
Change in fair value	50
Balance at December 31, 2021	0
Recurring | Level 3 | Preferred Stock Tranche Rights | Series A Preferred Stock
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair value recognized as Series A-1 Preferred Stock upon settlement of Preferred Stock Tranche Rights	$ (368)