Other Intangible Assets - Narrative (Detail) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Amortization expense	$ 9.0	$ 11.2	$ 18.6	$ 23.5

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets.

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+ Details