v3.26.1
Fair Value Measurements - Schedule of Assets Held in Trust Account (Details) - US Treasury Securities [Member] - USD ($)
6 Months Ended 7 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Schedule of Assets Held in Trust Account [Line Items]    
Amortized Cost $ 420,879,491 $ 414,549,106
Unrealized Gain (144,071) (119,487)
Fair Value $ 420,735,420 $ 414,429,619