SECURITIZATIONS AND VARIABLE INTEREST ENTITIES - Carrying Amounts and Classifications of Consolidated Assets (Details) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019
Variable Interest Entity
Cash and due from banks	$ 23,755	$ 23,967	$ 24,448
Trading account assets	365,000	276,140
Investments	398,883	368,563
Purchased credit-deteriorated	700,179	686,700
Other	112,873	107,709
Total assets	2,219,770	1,951,158
Unconsolidated VIEs
Variable Interest Entity
Cash and due from banks	0	0
Trading account assets	2,000	2,600
Investments	9,700	9,900
Purchased credit-deteriorated	27,800	26,700
Other	500	500
Total assets	$ 40,000	$ 39,700

Sum of the carrying amounts as of the balance sheet date of all investments, excluding trading account assets.

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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For banks and other depository institutions: Includes cash on hand (currency and coin), cash items in process of collection, noninterest bearing deposits due from other financial institutions (including corporate credit unions), and noninterest bearing balances with the Federal Reserve Banks, Federal Home Loan Banks and central banks.

+ References

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Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.

+ References

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Amount of assets classified as other.

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Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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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.

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