Derivatives and Hedging Activities (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Derivatives, Fair Value [Line Items]
Derivatives, gross	$ 766	$ 590
Derivatives, gross	306	139
Derivative asset and derivative liability netting, assets	(141)	(93)
Derivative asset and derivative liability netting, liabilities	(141)	(93)
Cash collateral netting, assets	(28)	(204)
Cash collateral netting, liabilities	(114)	(4)
Total derivatives assets, net	597	293
Total derivatives liabilities, net	51	42
Other Assets | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivatives, gross	436	423
Other Assets | Interest Rate Contract | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivatives, gross	0	204
Other Assets | Foreign Exchange Contract | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivatives, gross	436	219
Other Assets | Foreign Exchange Contract | Not Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivatives, gross	330	167
Other Liabilities | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivatives, gross	170	54
Other Liabilities | Interest Rate Contract | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivatives, gross	114	0
Other Liabilities | Foreign Exchange Contract | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivatives, gross	56	54
Other Liabilities | Foreign Exchange Contract | Not Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivatives, gross	$ 136	$ 85