Derivative Instruments and Hedging Activities (Derivative Instruments Used in Net Investment Hedge Accounting Relationships) (Details) - USD ($)	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Interest rate contracts \| Cash flow hedging
Derivative Instruments, Gain (Loss) [Line Items]
Loss recognized in other comprehensive (loss) income	$ (21,000,000)	$ (1,000,000)
Foreign exchange contracts \| Net investment hedging
Derivative Instruments, Gain (Loss) [Line Items]
Gain recognized in other comprehensive (loss) income	4,000,000	0
Amounts excluded from effectiveness testing	0	0
Amounts reclassified from accumulated other comprehensive income	$ 0	$ 0

Amount of gain (loss) from excluded component of derivative hedge, recognized in earnings. Excludes recognition under systematic and rational method.

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-Topic 815
-SubTopic 10
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Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

+ References

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Amount, before tax and reclassification, of gain (loss) from derivative designated and qualifying as net investment hedge.

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Amount, before tax, of reclassification from accumulated other comprehensive income (AOCI) for gain (loss) from derivative designated and qualifying as net investment hedge.

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