Earnings Per Share Data and Stock Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Anti-dilutive weighted average stock options excluded from computation of earnings per share	7,500	1,300,000
Compensation cost recognized	$ 21,595	$ 19,630
Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost recognized, pre-tax charge	9,400	14,400
Restricted Stock Awards, Restricted Stock Units and Performance Based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost recognized, pre-tax charge	$ 11,800	$ 5,100
Unrecognized compensation cost vesting period	2 years 10 months 24 days
Unvested Stock option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to unvested options and restricted stock	$ 228,500
Restricted Stock \| 2020 Stock Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares and restricted units, net of cancellations, granted during period	558,939
Weighted-average grant date fair value, per share	$ 178.08
Performance Based Restricted Stock Units \| 2020 Stock Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares and restricted units, net of cancellations, granted during period	61,251

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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