Earnings Per Share Data and Stock Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Anti-dilutive weighted average stock options excluded from computation of earnings per share	0	5,000,000	799,000	5,100,000
Compensation cost recognized			$ 72,727	$ 65,702
2020 Stock Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options granted during period			3,000
Weighted-average grant date fair value, per option			$ 44.58
Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost recognized, pre-tax charge	$ 13,400	$ 16,200	$ 41,000	48,300
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	12,900	$ 6,100	$ 30,700	$ 16,400
Unrecognized compensation cost vesting period			2 years 6 months
Unvested Stock option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to unvested options and restricted stock	$ 177,900		$ 177,900
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			501,290
Weighted-average grant date fair value, per share			$ 181.05
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			63,362