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Related-Party Transactions - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Onex Corporation [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Related parties, ownership percentage | 96.00% |  |
Onex Corporation [Member] | As Converted Common Stock [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Related parties, ownership percentage | 91.60% |  |
ASM Global [Member] | Cost Of Revenues [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Cost of services facilities and catering | $ 1.0 | $ 1.3 | $ 1.4
Convex Group Ltd [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Other liabilities | 0.2 | 0.3 |
Convex Group Ltd [Member] | Cost Of Revenues [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Selling, general and administrative expense insurance | $ 0.5 | $ 0.8 | $ 0.3

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