Share-Based Compensation Arrangement by Share-Based Payment Award, Number Of Employees Affected by Modification

No definition available.

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Performance Period

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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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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.

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Amount of noncash expense for share-based payment arrangement.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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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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Net number of non-option equity instruments granted to participants.

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Number of shares authorized for issuance under share-based payment arrangement.

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Percentage of vesting of award under share-based payment arrangement.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Share-based Compensation and Other Employee Incentive Plan-related Expense - Narrative (Details) $ in Millions	1 Months Ended	3 Months Ended		9 Months Ended	12 Months Ended
	Oct. 31, 2024 USD ($) employee	Mar. 31, 2025 shares	Dec. 31, 2024	Sep. 30, 2024	Dec. 31, 2025 USD ($) shares	Dec. 31, 2024 USD ($) shares	Dec. 31, 2023 USD ($)	Dec. 31, 2022 shares	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation and other Employee Incentive Plan-related expense \| $					$ 75.0	$ 84.0	$ 88.7
Total compensation expense not yet recognized \| $					$ 77.0
Weighted average period remaining for expense recognition					1 year 7 months 6 days
Share-based compensation expense \| $	$ 14.0				$ 54.4	$ 73.0	88.7
Number of grantees \| employee	200
SARs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award expiration period			10 years	7 years
PSUs \| Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)		200,000
PSARs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance period					10 years
Class B \| PSUs \| Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)					200,000	200,000		600,000
Class A \| SARs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)					2,000,000.0
Class A \| PSARs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)					3,000,000	3,000,000
Class C \| SARs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)					4,100,000
Class C \| PSARs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)					6,000,000	6,000,000
Employee Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share authorized (in shares)					75,000,000
Award expiration period				7 years
Employee Incentive Plan \| SARs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting rights					33.30%
Award vesting period					3 years
Award expiration period					10 years
Employee Incentive Plan \| RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting rights					33.30%
Award vesting period					3 years
Employee Incentive Plan \| LTVP and ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period									3 years
Share-based compensation and other Employee Incentive Plan-related expense \| $					$ 21.0	$ 14.0	$ 6.0
Employee Incentive Plan \| Class B
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share authorized (in shares)					10,000,000
Nonemployee Director Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share authorized (in shares)					5,000,000