Variable Interest Entities - Loans Sold to Third-Party Sponsored Securitization Entities (Details) - Nonconsolidated entities - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Summary of loan sale activities [Abstract]
Carrying value of loans sold	$ 23,147	$ 24,935
Proceeds received from loan sales as cash	16	9
Proceeds from loans sales as securities	22,749	24,663
Total proceeds received from loan sales	22,765	24,672
Gains/(losses) on loan sales	$ 4	$ 4

Proceeds received from the sale of originated and purchased mortgage loans.

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- Definition

Securities proceeds received from the sale of originated and purchased mortgage loans.

+ References

No definition available.

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- Definition

Summary Of Loan Sale Activities.

+ References

No definition available.

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- Definition

The gains (losses) included in earnings that represent the difference between the sale price and the carrying value of loans made to finance real estate acquisitions. This element refers to the gain (loss) and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

+ References

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-Publisher FASB
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- Definition

Mortgage loan related to property sales in noncash investing and financing activities.

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- Definition

The cash inflow from sales of loans that are secured with real estate mortgages and are held with the intention to resell in the near future.

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