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v3.25.3

Related Party Transactions - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 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 | $ 0.5 |  | $ 0.5 |
Convex Group Ltd [Member] | Onex Corporation [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related parties, ownership percentage | 95.90% |  | 95.90% |
Convex Group Ltd [Member] | Cost Of Revenues [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Selling, general and administrative expense insurance | $ 0.1 | $ 0.3 | $ 0.2 | $ 0.3

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