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Related Party Transactions - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Onex Corporation [Member] | As Converted Common Stock [Member]
Related Party Transaction [Line Items]
Related parties, ownership percentage	93.20%		93.20%
Convex Group Ltd [Member]
Related Party Transaction [Line Items]
Amounts due	$ 0.7		$ 0.7
Convex Group Ltd [Member] | Onex Corporation [Member]
Related Party Transaction [Line Items]
Related parties, ownership percentage	96.10%		96.10%
Convex Group Ltd [Member] | Cost Of Revenues [Member]
Related Party Transaction [Line Items]
Selling, general and administrative expense insurance	$ 0.1	$ 0.0	$ 0.1	$ 0.0

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