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Stock-Based Compensation Plans - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares available for grant under the stock incentive plan	2,415,784		2,415,784
Unrecognized compensation costs related to non-vested	$ 60.9		$ 60.9
Weighted-average period over which cost is expected to be recognized			2 years 1 month 6 days
Common stock, shares issued	41,140,143		41,140,143		41,020,421
Restricted Stock [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of non-option equity instruments granted during the period			173,365
Employees Stock Purchase Plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares available for grant under the stock incentive plan	102,357		102,357
Common stock, shares issued	5,698		5,698
Employees [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based payment arrangement, amount capitalized	$ 0.4	$ 0.3	$ 0.8	$ 0.5
Employees [Member] \| Restricted Stock [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Weighted-average grant date fair value per share			$ 197.31
Employees [Member] \| Performance Based Share [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of non-option equity instruments granted during the period			20,606
Number of stock option equity instruments granted during the period			35,549
Weighted-average fair value each option granted			$ 67.2
Weighted-average grant date fair value per share			$ 193.49