Employee Incentive, Retirement, Deferred Compensation, and Career Achievement Plans - Assumptions Used to Value Options Granted and Their Expected Lives (Details) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Weighted-average expected dividend yield | 1.53% | 1.70% | 1.70% |
| Weighted-average expected volatility | 30.00% | 30.00% | 31.00% |
| Weighted-average risk-free interest rate | 3.70% | 3.90% | 3.90% |
| Minimum | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Expected life (in years) | 4 years 1 month 6 days | 4 years 1 month 6 days | 4 years 1 month 6 days |
| Maximum | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Expected life (in years) | 5 years 2 months 12 days | 5 years 2 months 12 days | 5 years 3 months 18 days |
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- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The risk-free interest rate assumption that is used in valuing an option on its own shares. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Rate of weighted-average expected volatility for award under share-based payment arrangement. 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 Expected term of 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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