Share-Based Compensation Arrangement By Share-Based Payment Award, Number Of Vesting Installments

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- Definition

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

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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.

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- Definition

Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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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.

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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).

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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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Employee Benefit Plans (Restricted Stock Units) (Details) $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($) installment shares	Dec. 31, 2023 USD ($) shares	Dec. 31, 2022 USD ($) shares
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares awarded (in shares)	184,000	250,000	259,000
Number of vesting installments \| installment	4
Compensation expense \| $	$ 25	$ 24	$ 23
Total unrecognized compensation expense related to outstanding restricted stock units and restricted shares \| $	$ 41
Weighted average period for compensation expense recognition	2 years
Restricted Stock Units (RSUs) \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Period of increments vested	3 years
Restricted Stock Units (RSUs) \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Period of increments vested	4 years
Restricted Stock Unit Earned As Dividend Equivalents
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares awarded (in shares)	8,868	12,751	13,969
Director \| Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares awarded (in shares)	16,540	20,324	18,689
Executives and Employees \| Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares awarded (in shares)	158,789	216,610	226,108