Income Taxes (Schedule of Unresolved Income Tax Positions) (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Beginning uncertain tax positions	$ 286	$ 444
Increases related to current year income tax positions	102	17
Increases related to prior year income tax positions	10	34
Decreases related to prior year income tax positions	(33)	(178)
Settlements of income tax audits	(1)	(13)
Statute of limitations expirations and other	0	(6)
Foreign currency translation	7
Foreign currency translation		(12)
Ending uncertain tax positions	$ 371	$ 286

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Amount of unrecognized tax benefits.

+ References

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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