Stock Compensation Plans (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
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| Stock options | ||
| Stock Compensation Plans: | ||
| Stock options granted in period (shares) | 2,379,000 | 1,407,700 |
| Award vesting period | 3 years | |
| Award expiration period | 10 years | |
| Unrecognized compensation cost | $ 298.0 | |
| Remaining period over which to recognize unrecognized compensation expense | 2 years | |
| Restricted stock | ||
| Stock Compensation Plans: | ||
| Awards other than stock options granted in period (shares) | 300 | 0 |
| Award vesting period | 1 year | |
| Unrecognized compensation cost | $ 0.3 | |
| Remaining period over which to recognize unrecognized compensation expense | 3 months | |
| Restricted stock units | ||
| Stock Compensation Plans: | ||
| Awards other than stock options granted in period (shares) | 2,040,600 | 1,155,200 |
| Award vesting period | 3 years | |
| Unrecognized compensation cost | $ 628.0 | |
| Remaining period over which to recognize unrecognized compensation expense | 2 years | |
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- Definition Amount of cost not yet recognized for nonvested award under share-based payment arrangement. 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 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. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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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 Gross number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition 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. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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