Commitments, Contingencies, And Guarantees (Schedule of Net Investment Hedges, Statements of Financial Performance and Financial Position, Location) (Details) - Net Investment Hedging - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Financial Instruments Owned and Pledged as Collateral [Line Items]
Gain (loss) recognized in OCI	$ 37	$ 35	$ 73	$ 12
Interest income reclassified from OCI	3	4	6	7
Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent	$ 34	$ 31	$ 67	$ 5