Segment Information - Additional Information (Detail) - USD ($)		3 Months Ended
	Mar. 31, 2025	Mar. 31, 2026	Dec. 31, 2025
Segment Reporting Information [Line Items]
Cash		$ 637,186	$ 784,949
Interest-bearing Demand Deposits held in Trust Account		468,918,973	464,648,083
General and administrative expenses	$ 20,608	257,724
Interest earned on interest-bearing demand deposits held in Trust Account	$ 0	4,270,890
CODM [Member]
Segment Reporting Information [Line Items]
Cash		637,186	784,949
Interest-bearing Demand Deposits held in Trust Account		$ 468,918,973	$ 464,648,083