Financial Instruments (Aggregate Fair Value and Carrying Value) (Details) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Derivative [Line Items]
Carrying value	$ 25,023	$ 26,233
Fair value	22,675	24,373
Foreign Currency Denominated Debt [Member]
Derivative [Line Items]
Carrying value	3,206	3,303
Fair value	$ 3,062	$ 3,125

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
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-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
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Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
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-Name Accounting Standards Codification
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Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
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-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 6: http://www.xbrl.org/2003/role/exampleRef
-Topic 470
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-Name Accounting Standards Codification
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Reference 7: http://www.xbrl.org/2003/role/exampleRef
-Topic 470
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Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
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Reference 9: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
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-Section 50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-10

+ Details

- Definition

Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

+ References + Details