| **Derivative Financial Instruments and Risk Management (Details 4) - USD ($) $ in Millions**                                                                   | Dec. 31, 2022 | Dec. 31, 2021 |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------|---------------|
| **Derivatives, Fair Value**                                                                                                                                    |          |          |
| Carrying Value of the Hedged Liabilities                                                                                                                       | $ 2,091       | $ 2,059       |
| Cumulative amount of fair value hedging adjustments related to our fixed-to-floating interest rate contracts included in the carrying amount of Long-term debt | (112)         | 3             |
| Current maturities of long-term debt                                                                                                                           |          |          |
| **Derivatives, Fair Value**                                                                                                                                    |          |          |
| Carrying Value of the Hedged Liabilities                                                                                                                       | 0             | 755           |
| Cumulative amount of fair value hedging adjustments related to our fixed-to-floating interest rate contracts included in the carrying amount of Long-term debt | 0             | 5             |
| Long-term debt                                                                                                                                                 |          |          |
| **Derivatives, Fair Value**                                                                                                                                    |          |          |
| Carrying Value of the Hedged Liabilities                                                                                                                       | 2,091         | 1,304         |
| Cumulative amount of fair value hedging adjustments related to our fixed-to-floating interest rate contracts included in the carrying amount of Long-term debt | $ (112)       | $ (2)         |

| X                                                                                                                                                                                                                                                                                                                                                                                                                     |
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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.
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of liability hedged in fair value hedging relationship.
+ References
Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4EE -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL109999712-113959
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| X                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of cumulative increase (decrease) in fair value of hedged liability in fair value hedge, attributable to hedged risk.
+ References
Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4EE -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL109999712-113959
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| X                                                                                                                                                                |
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| X                                                                                                                                                               |
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