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- Definition

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

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- Definition

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

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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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- Definition

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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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Long-Term Incentive Compensation - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense	$ 20.8	$ 12.7	$ 53.3	$ 13.6
Unrecognized liabilities and compensation expense related to unvested awards	122.5		$ 122.5
Unrecognized compensation expense related to non-vested, period for recognition, in years			1 year 6 months
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	57.6		$ 57.6
Incentive Compensation Liability, Net of Current Portion [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Liability related settlement of awards	$ 24.4		$ 24.4