Description of Organization and Business Operations - Additional Information (Detail) - USD ($)		9 Months Ended
	Jul. 28, 2023	Sep. 30, 2026	Dec. 31, 2025	Sep. 29, 2023
Nature Of Operations [Line Items]
Date of incorporation		Nov. 03, 2021
Common stock shares outstanding		422,533	422,533
Restricted cash and cash equivalents non current		$ 5,001,000	$ 5,001,000
Restricted investments term maximum		180 days
Class of warrants or rights expiry date		Sep. 30, 2033
Sponsor [Member]
Nature Of Operations [Line Items]
Common stock shares outstanding		422,533
Sale of stock issue price per share		$ 10
Common Stock Including Additional Paid in Capital [Member] | Sponsor [Member]
Nature Of Operations [Line Items]
Common stock value outstanding		$ 4,225,330
Special Purpose Acquisition Rights [Member]
Nature Of Operations [Line Items]
Class of warrants or rights outstanding		60,971,299
Class of warrants or rights issued		60,971,299
Time limit given to the holders of warrants for subscribing to the common stock		20 days
Time limit for the company to decide about the business combination after election by warrant holders		10 days
Time limit for the company to decide about the business combination after election by warrant holders maximum		10 months
Restricted investments term maximum		10 months
Business value of the target company as a percentage of aggregate proceeds from the exercise of warrants		80.00%
Special Purpose Acquisition Rights [Member] | Former Security Holders Of PSTH [Member]
Nature Of Operations [Line Items]
Class of warrants or rights number of shares covered by each warrant or right		2
Special Purpose Acquisition Rights [Member] | Registration Declared Effective By Securities Exchange Commission [Member]
Nature Of Operations [Line Items]
Class of warrants or rights eligible to be issued				61,111,111
Class of warrants or rights number of shares covered by each warrant or right				2
Class of warrants or rights exercise price of warrants or rights				$ 10
Sponsor Warrants [Member]
Nature Of Operations [Line Items]
Warrants and rights outstanding		$ 42,829,943	$ 41,279,681
Sponsor Warrants [Member] | Sponsor [Member]
Nature Of Operations [Line Items]
Proceeds from the issue of warrants	$ 35,892,480	35,892,480
Restricted cash and cash equivalents non current		5,001,000
Special Purpose Acquisition Rights For The Issue Of Public Shares [Member]
Nature Of Operations [Line Items]
Estimated minimum proceeds from exercise of warrants		$ 1,219,425,980