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Stock-Based Compensation (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended
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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 |  |

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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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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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. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(03) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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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). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition 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). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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