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Stock-based Compensation Expense (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Share-Based Payment Arrangement [Abstract] |  |  |
Share-based Payment Arrangement, Noncash Expense | $ 17 | $ 15 | $ 14
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | 4,687,500 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant | 1,732,922 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Total Fair Value | $ 7 | 6 | 7
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation | 4 | $ 4 | $ 1
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized | $ 18 |  |
Stock-based Compensation, Attainment of Performance Goals That Allows Vesting | 129.70% | 114.90% | 105.10%
Stock-based Compensation, Forfeiture Rate | 5.00% |  |
Share-based Payment Arrangement, Amount Capitalized | $ 0 |  |
Performance based stock award percentage - minimum | 0.00% |  |
Performance based stock award percentage - maximum | 200.00% |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Share-based Liabilities Paid | $ 9 | $ 5 | $ 3

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- Definition Rate used in the determination of stock-based compensation expense for performance stock units. Assumed level of attainment of performance goals that allows the vesting of this percent. + References No definition available. + Details
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- Definition Forfeiture rate used in determining the period stock-based compensation expense. + References No definition available. + Details
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- Definition Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement. + References No definition available. + Details
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- Definition Amount of cost capitalized for 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)(ii) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition Amount of cost not yet recognized for nonvested 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 (i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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