Share-Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Employee Stock Purchase Plan ("ESPP") [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock were reserved for issuance	9,618,000
Compensation expense	$ 18	$ 17	$ 16
Stock Appreciation Rights (SARs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Available for Future Grants	7,316,000
Weighted Average Fair Value of SARs Options Granted	$ 102.65	$ 87.47	$ 69.55
Total Intrinsic Value of SARs	$ 257	$ 207	$ 115
Unrecognized Compensation Cost Related to Nonvested Awards	47
Restricted Stock Units and Performance Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
RSUs and PSUs, Vested, value	539	$ 550	$ 550
Unrecognized Compensation Cost Related to Nonvested Awards	$ 383

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

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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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