Fair Value Measurements - Additional Information (Detail) - USD ($) |
3 Months Ended | 9 Months Ended |
|---|---|---|
Sep. 30, 2023 |
Sep. 30, 2023 |
|
| Fair Value, Inputs, Level 3 [Member] | Convertible Promissory Notes [Member] | ||
| Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] | ||
| Transfers in or out from other levels | $ 0 | $ 0 |