Fair Value Measurements - Summary Of The Changes In Fair Value,lnuding Net Transfers In And/Or Out, Of All Financial Assets And Liabilities Measured At Fair Value On A Recurring Basis Using Significant Unobservable Inputs (Level 3) (Detail) - USD ($)	3 Months Ended	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Change in fair value of derivative warrant liabilities	$ (19,500)	$ 235,000	$ (503,100)	$ 705,000
Level 3 [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Beginning balance	232,000		33,600
Change in fair value of derivative warrant liabilities	8,000		206,400
Ending balance	$ 240,000		$ 240,000
Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Fair Value Adjustment of Warrants		Fair Value Adjustment of Warrants

Fair Value Measurements - Summary Of The Changes In Fair Value,lnuding Net Transfers In And/Or Out, Of All Financial Assets And Liabilities Measured At Fair Value On A Recurring Basis Using Significant Unobservable Inputs (Level 3) (Detail) - USD ($)

3 Months Ended

9 Months Ended

Sep. 30, 2025

Sep. 30, 2024

Sep. 30, 2025

Sep. 30, 2024

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]

Change in fair value of derivative warrant liabilities

$ (19,500)

$ 235,000

$ (503,100)

$ 705,000