Derivative Financial Instruments - Derivative Instruments (Details) - USD ($) $ in Millions	9 Months Ended
Sep. 30, 2023	Sep. 30, 2022
Treasury futures
Derivatives, Fair Value [Line Items]
Fair Value		$ (62)
Assets
Derivatives, Fair Value [Line Items]
Outstanding Notional	$ 2,322	3,467
Fair Value	36	96
Gains/(Losses)	74	431
Assets \| Loan sale commitments
Derivatives, Fair Value [Line Items]
Outstanding Notional	304	439
Fair Value	6
Fair Value		(3)
Gains/(Losses)	(4)	(28)
Assets \| IRLCs
Derivatives, Fair Value [Line Items]
Outstanding Notional	813	1,118
Fair Value	22	21
Gains/(Losses)	0	(113)
Assets \| LPCs
Derivatives, Fair Value [Line Items]
Outstanding Notional	121	53
Fair Value	1	1
Gains/(Losses)	0	(2)
Assets \| Forward MBS trades
Derivatives, Fair Value [Line Items]
Outstanding Notional	1,383	2,296
Fair Value	13	74
Gains/(Losses)	74	542
Assets \| Treasury futures
Derivatives, Fair Value [Line Items]
Outstanding Notional	5	0
Fair Value	0	0
Gains/(Losses)	0	4
Liabilities
Derivatives, Fair Value [Line Items]
Outstanding Notional	3,930	2,038
Fair Value	(95)	(94)
Gains/(Losses)	(293)	(344)
Liabilities \| IRLCs
Derivatives, Fair Value [Line Items]
Outstanding Notional	40	551
Fair Value	0	(8)
Gains/(Losses)	0	(8)
Liabilities \| LPCs
Derivatives, Fair Value [Line Items]
Outstanding Notional	288	223
Fair Value	(2)	(5)
Gains/(Losses)	0	(2)
Liabilities \| Forward MBS trades
Derivatives, Fair Value [Line Items]
Outstanding Notional	1,249	458
Fair Value	(28)	(19)
Gains/(Losses)	(97)	(72)
Liabilities \| Treasury futures
Derivatives, Fair Value [Line Items]
Outstanding Notional	2,353	806
Fair Value	(65)
Gains/(Losses)	$ (196)	$ (262)

Fair value of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, not subject to a master netting arrangement.

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- Definition

Nominal or face amount used to calculate payments on the derivative asset.

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- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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- Definition

Fair value of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, not subject to a master netting arrangement.

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- Definition

Nominal or face amount used to calculate payments on the derivative liability.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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