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v3.23.1

Stock-Based Incentive Compensation Plans (Total unrecognized compensation expense for all stock-based incentive compensation plans) (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Share-based compensation arrangement by share-based payment award [Line Items] |  |  |
Expense | $ 85 | $ 65 | $ 59
Stock Options [Member] |  |  |
Share-based compensation arrangement by share-based payment award [Line Items] |  |  |
Expense | $ 11 | $ 8 | $ 8
Weighted average period (in years) | 9 months 18 days | 8 months 12 days | 8 months 12 days
Performance Shares [Member] |  |  |
Share-based compensation arrangement by share-based payment award [Line Items] |  |  |
Expense | $ 19 | $ 14 | $ 14
Weighted average period (in years) | 1 year 2 months 12 days | 1 year 2 months 12 days | 1 year 3 months 18 days
RSUs [Member] |  |  |
Share-based compensation arrangement by share-based payment award [Line Items] |  |  |
Expense | $ 55 | $ 43 | $ 37
Weighted average period (in years) | 1 year 4 months 24 days | 1 year 4 months 24 days | 1 year 2 months 12 days

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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