Stock-Based Compensation (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Stock-Based Compensation Arrangements Activity
Stock-based compensation expense	$ 107	$ 103	$ 88
Tax benefit recognized on stock-based compensation expense	14	15	13
Tax benefit realized for tax deductions resulting from exercises and vestings	2	2	1
Restricted Stock [Member]
Stock-Based Compensation Arrangements Activity
Stock-based compensation expense	$ 66	$ 67	$ 65
Number of Shares
Nonvested shares as of beginning of period (shares)	1,182,177
Granted (shares)	518,092
Vested (shares)	(786,920)
Forfeited (shares)	(10,503)
Nonvested shares as of end of period (shares)	902,846	1,182,177
Weighted- Average Grant-Date Fair Value per Share
Nonvested shares as of beginning of period (in USD per share)	$ 87.36
Granted (in USD per share)	125.57	$ 112.88	$ 77.71
Vested (in USD per share)	84.12
Forfeited (in USD per share)	95.04
Nonvested shares as of end of period (in USD per share)	$ 112.01	$ 87.36
Vested Awards Other Than Options Rollforward
Fair value of restricted stock vested (in millions)	$ 99	$ 99	$ 59
Stock-Based Compensation (Textual)
Vesting period of stock-based payment awards granted	3 years
Unrecognized share-based compensation cost related to outstanding unvested awards	$ 52
Weighted-average period of recognition for unrecognized compensation costs on nonvested awards	2 years
Performance Awards [Member]
Stock-Based Compensation Arrangements Activity
Stock-based compensation expense	$ 38	32	21
Stock Options and Other Awards [Member]
Stock-Based Compensation Arrangements Activity
Stock-based compensation expense	$ 3	$ 4	$ 2
2020 Omnibus Stock Incentive Plan (2020 OSIP) [Member] \| Share-Based Payment Arrangement [Member]
Stock-Based Compensation (Textual)
Number of shares of common stock available to be awarded under stock-based compensation plans (shares)	12,036,501

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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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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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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