Employee Benefit Plans - Schedule of Performance Unit and Performance Stock Transactions (Details) - Performance Units - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Feb. 29, 2024	Feb. 28, 2023	Feb. 28, 2022
Number of Shares and Units [Roll Forward]
Beginning balance (in shares)	630,000	688,000	679,000
Granted (in shares)	109,000	114,000	122,000
Released (in shares)	(45,000)	(86,000)	(57,000)
Forfeited (in shares)	(135,000)	(86,000)	(56,000)
Ending balance (in shares)	559,000	630,000	688,000
Weighted Average Grant Price Stock Option and SARs [Rollfoward]
Beginning balance (in USD per share)	$ 95.49	$ 83.82	$ 84.97
Granted (in USD per share)	130.31	142.20	126.55
Released (in USD per share)	43.33	79.98	136.74
Forfeited for Performance Multiple (in USD per share)	43.33	79.98	136.74
Ending balance (in USD per share)	$ 119.05	$ 95.49	$ 83.82
Intrinsic value of performance units released during the years	$ 5	$ 10	$ 7
Performance multiplier				25.00%	50.00%	50.00%
Aggregate intrinsic value of Performance units outstanding	$ 69	$ 76	$ 89
Minimum performance units and stock allowed to be outstanding (in shares)	0
Maximum performance units and stock allowed to be outstanding (in shares)	1,118,000

Maximum Performance Units and Stock Allowed to be Outstanding

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Minimum Performance Units and Stock Allowed to be Outstanding

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- Definition

Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Performance Multiple

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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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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The weighted average fair value at grant date for nonvested equity-based awards issued 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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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(ii)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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Intrinsic value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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Intrinsic value of vested award under share-based payment arrangement. Excludes share and unit options.

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