Other Intangible Assets - Narrative (Detail) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Intangible Asset, Excluding Goodwill, after Accumulated Amortization [Abstract]
Amortization expense	$ 8.5	$ 9.8	$ 26.6	$ 28.4

Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.

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+ Details