v3.20.4

Derivatives and Hedging Activities (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Derivatives, Fair Value [Line Items]
Total fair value of derivative assets, gross	$ 49	$ 43
Total fair value of derivative liabilities, gross	284	226
Derivative asset and derivative liability netting, other assets	(15)	(27)
Derivative asset and derivative liability netting, other liabilities	(15)	(27)
Total derivatives assets, net	34	16
Total derivatives liabilities, net	269	199
Margin on interest rate swap not netted	12	20
Other Assets [Member] \| Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Total fair value of derivative assets, gross	1	12
Other Assets [Member] \| Interest Rate Contracts [Member] \| Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Total fair value of derivative assets, gross	0	0
Other Assets [Member] \| Foreign Exchange Contracts [Member] \| Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Total fair value of derivative assets, gross	1	12
Other Assets [Member] \| Foreign Exchange Contracts [Member] \| Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Total fair value of derivative assets, gross	48	31
Other Liabilities [Member] \| Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Total fair value of derivative liabilities, gross	195	44
Other Liabilities [Member] \| Interest Rate Contracts [Member] \| Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Total fair value of derivative liabilities, gross	0	0
Other Liabilities [Member] \| Foreign Exchange Contracts [Member] \| Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Total fair value of derivative liabilities, gross	195	44
Other Liabilities [Member] \| Foreign Exchange Contracts [Member] \| Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Total fair value of derivative liabilities, gross	$ 89	$ 182

Amount posted as initial margin for centrally cleared interest rate swaps which is not netted against the derivative balances.

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