Segment Information - Additional Information (Detail) - USD ($)	3 Months Ended			6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2025	Jun. 30, 2026	Dec. 31, 2025
Segment Reporting Information [Line Items]
Cash	$ 622,015			$ 622,015	$ 784,949
Interest-bearing Demand Deposits held in Trust Account	473,221,889			473,221,889	464,648,083
General and administrative expenses	350,437	$ 50,568	$ 29,960	608,161
Interest earned on interest-bearing demand deposits held in Trust Account	4,302,916	$ 0	$ 0	8,573,806
CODM [Member]
Segment Reporting Information [Line Items]
Cash	622,015			622,015	784,949
Interest-bearing Demand Deposits held in Trust Account	$ 473,221,889			$ 473,221,889	$ 464,648,083