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Fair Value Measurements - Schedule of Changes in Fair Value of Private Placement Warrants (Detail) - Level 3 - Warrants | Jun. 30, 2026 $ / shares | Dec. 31, 2025 $ / shares
--- | --- | ---
$15 Exercise Price Warrants | Risk-free interest rate |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Warrants, fair value measurement | 0.0415 | 0.0375
$15 Exercise Price Warrants | Expected term (years) |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Warrants, fair value measurement | 5,100 | 5,600
$15 Exercise Price Warrants | Expected volatility |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Warrants, fair value measurement | 0.6660 | 0.5680
$15 Exercise Price Warrants | Exercise price |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Warrants, fair value measurement | 15.00 | 15.00
$15 Exercise Price Warrants | Fair value of warrants |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Warrants, fair value measurement | 4.96 | 4.79
$11.50 Exercise Price Warrants | Risk-free interest rate |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Warrants, fair value measurement |  | 0.0355
$11.50 Exercise Price Warrants | Expected term (years) |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Warrants, fair value measurement |  | 600
$11.50 Exercise Price Warrants | Expected volatility |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Warrants, fair value measurement |  | 0.6030
$11.50 Exercise Price Warrants | Exercise price |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Warrants, fair value measurement |  | 11.50
$11.50 Exercise Price Warrants | Fair value of warrants |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Warrants, fair value measurement |  | 1.54

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