Fair Value Measurements - Additional Information (Detail) |
Dec. 31, 2025
USD ($)
$ / shares
|
|---|---|
| Cash [Member] | |
| Fair Value Assets Measured On Recurring Basis [Line Items] | |
| Asset, held-in-trust | $ 215 |
| US Treasury Bill Securities [Member] | |
| Fair Value Assets Measured On Recurring Basis [Line Items] | |
| Asset, held-in-trust | 423,779,230 |
| Public Warrants [Member] | |
| Fair Value Assets Measured On Recurring Basis [Line Items] | |
| Fair Value Adjustment of Warrants | $ 3,177,450 |
| Class of warrant or right, exercise price of warrants or rights | $ / shares | $ 0.307 |