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Debt - Summary of Long-Term Debt (Detail) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Long-term debt, net of current maturities, debt discount and deferred financing fees	$ 499.8	$ 398.5
Less: Current maturities	5.2	4.2
Second Amended and Restated Term Loan Facility [Member]
Debt Instrument [Line Items]
Secured debt	$ 505.0
Previous Extended Term Loan Facility [Member]
Debt Instrument [Line Items]
Secured debt		$ 402.7

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