Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Reconciliation of Company's Financial Liabilities Measured at Fair Value on Recurring Basis Using Significant Unobservable Inputs (Level 3) (Detail)

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Fair Value Measurements - Reconciliation of Company's Financial Liabilities Measured at Fair Value on Recurring Basis Using Significant Unobservable Inputs (Level 3) (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Balance at end of period $ 652 $ 3 $ 652 $ 3
Warrant Liabilities [Member]        
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]        
Balance at beginning of period 1,861 4,826 9,299 2,530
Issuance of Class C Warrant     1,793  
(Decrease) increase in fair value [1] (1,209) (4,823) (8,998) (2,527)
Exercise of underlying warrants [2]     (1,442)  
Balance at end of period $ 652 $ 3 $ 652 $ 3
[1] The change in fair values of the warrant liabilities is recorded in other income in the consolidated statement of operations.
[2] The remaining fair value of the warrant liabilities at the time of exercise was transferred into additional paid-in capital in the consolidated balance sheet.