Incentive Compensation - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Compensation expense	$ 32.5	$ 1.0
Unrecognized liabilities and compensation expense related to unvested awards	$ 147.2
Unrecognized compensation expense related to non-vested, period for recognition, in years	1 year 8 months 12 days
Awards Granted prior to 2024 [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Vesting description	Awards granted prior to 2024 generally vest after three years of employee service.
Awards Granted in 2024 and Thereafter [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Vesting description	Awards granted in 2024 and thereafter generally vest annually, in one-third increments, over three years of employee service.
Current Portion of Incentive Compensation Liability [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Liability related settlement of awards	$ 46.4
Incentive Compensation Liability, Net of Current Portion [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Liability related settlement of awards	$ 17.0

Liability related settlement of awards.

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

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Description of service or performance condition required to be met for earning right to award under share-based payment arrangement. Includes, but is not limited to, combination of market, performance or service condition.

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