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Stock-Based Compensation Plans - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option compensation	$ 1.9	$ 2.1
Maximum percentage of stock options granted	130.00%
Total compensation cost related to non-vested stock options not yet recognized	$ 31.0
Expected compensation cost recognized over the weighted-average period	2 years 3 months 18 days
Stock Options Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option compensation	$ 1.9	2.1
Stock Equivalent Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost	$ 0.2	$ 2.5

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