Derivative Instruments (Hedges of Net Investments in Foreign Operations) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Derivatives, Fair Value [Line Items]
Net Derivatives Gains (Losses) Deferred in AOCI	$ 66	$ 30	$ 89	$ 3
Currency Swap [Member]
Derivatives, Fair Value [Line Items]
Net Derivatives Gains (Losses) Deferred in AOCI	0	2	1	(1)
Foreign Currency Forwards
Derivatives, Fair Value [Line Items]
Net Derivatives Gains (Losses) Deferred in AOCI	$ 66	$ 28	$ 88	$ 4