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Share Based Compensation Arrangement By Share-based Payment Award, Vesting Percentage Years One and Two

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Time-Vested Restricted Share Unit Grants, Vesting Percentage Year Three

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Time-Vested Restricted Share Unit Grants, Vesting Percentage Years One and Two

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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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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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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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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Stock-Based Compensation (Narrative) (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award
Stock-based compensation	$ 131	$ 169	$ 150
Deferred income tax benefits on stock-based compensation	$ 29	36	$ 33
Shares of common stock available for grants	7,500,000
Stock options
Share-based Compensation Arrangement by Share-based Payment Award
Stock options term, years	10 years
Vesting percentage at the end of each of the first two 12 months period	30.00%
Vesting percentage at the end of third 12 months period	40.00%
Weighted-average fair value of options granted			$ 21.28
Total intrinsic value of options exercised	$ 19	23	$ 21
Restricted shares and time-vested restricted share units
Share-based Compensation Arrangement by Share-based Payment Award
Restricted shares vesting period	3 years
Total fair value of restricted share units distributed	$ 185	$ 99	$ 118
Nonvested performance-based restricted share units \| Minimum \| Share-based Compensation Award
Share-based Compensation Arrangement by Share-based Payment Award
Number of performance-based share units that vest, percentage	0.00%
Nonvested performance-based restricted share units \| Maximum \| Share-based Compensation Award
Share-based Compensation Arrangement by Share-based Payment Award
Number of performance-based share units that vest, percentage	200.00%
Time-Vested Restricted Share Units
Share-based Compensation Arrangement by Share-based Payment Award
Time-Vested Restricted Share Unit Grants, Vesting Percentage Years One and Two	30.00%
Time-Vested Restricted Share Unit Grants, Vesting Percentage Year Three	40.00%