Share-Based Compensation - Restricted Stock Units Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Awards granted | ||||
| Share-based compensation expense before taxes | $ 43.4 | $ 37.8 | $ 77.3 | $ 69.6 |
| RSUs | ||||
| Awards granted | ||||
| Number of shares of common stock entitled to recipient upon vesting (in shares) | 1 | 1 | ||
| Granted (in shares) | 303,513 | |||
| Share-based compensation expense before taxes | $ 29.7 | 26.0 | $ 51.2 | 49.4 |
| Unrecognized compensation cost | 242.0 | $ 242.0 | ||
| Weighted average remaining vesting period (in years) | 2 years 3 months 18 days | |||
| RSUs with Performance Conditions | ||||
| Awards granted | ||||
| Share-based compensation expense before taxes | $ 10.2 | $ 9.8 | $ 15.4 | $ 18.1 |
| RSUs with Performance Conditions | Executives | ||||
| Awards granted | ||||
| Granted (in shares) | 200,000 | 200,000 | ||
| Awards granted in period, fair value | $ 88.7 | $ 67.3 | ||
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Granted In Period, Fair Value No definition available.
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- Definition The number of shares of common stock entitled to receive for each unit upon vesting. No definition available.
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