Earnings Per Share Data ("EPS") and Stock Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Anti-dilutive weighted average stock options excluded from computation of earnings per share	5,700,000	4,600,000
Stock options granted during period	1,813,573
Weighted-average grant date fair value, per option	$ 45.70
Compensation cost recognized	$ 19,055	$ 18,022
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost recognized, pre-tax charge	15,200	14,800
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	$ 3,400	$ 2,900
Unrecognized compensation cost vesting period	3 years 2 months 12 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	$ 212,100
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares and restricted units granted during period	240,284
Weighted-average grant date fair value, per share	$ 143.81
Performance Based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares and restricted units granted during period	73,782

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

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