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Leases (Supplemental Balance Sheet Information) (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | --- | ---
Leases [Abstract] |  |  |
Right-of-use (ROU) assets | $ 317 | $ 338 | $ 317
Operating lease liabilities | $ 388 | $ 406 | $ 356
Weighted average discount rate | 3.72% | 3.53% | 3.33%
Weighted average lease term in years | 9 years | 9 years | 8 years

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- Definition Lessee, operating lease, liability, to be paid less interest + References No definition available. + Details
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- Definition Right-of-use (ROU) assets + References No definition available. + Details
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- References No definition available. + Details
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- Definition Discount rate used by lessee to determine present value of operating lease payments. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-3 + Details
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- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-3 + Details
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