Derivatives (Hedges of Net Investments in Foreign Operations) (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Derivative Instruments, Gain (Loss) [Line Items]
Debt Designated as Non-derivative Hedging Instrument	$ 298	$ 318
Derivatives used in Net Investment Hedge, Net of Tax	$ 681	$ 435

Amount, after tax, of cumulative translation adjustment attributable to gain (loss) on foreign currency derivatives that are designated as, and are effective as, economic hedges of a net investment in a foreign entity.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 20
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481694/830-30-45-20

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant