SECURITIES BORROWED, LOANED AND SUBJECT TO REPURCHASE AGREEMENTS - Repurchase Agreements by Contractual Maturity (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Assets Sold under Agreements to Repurchase
Securities sold under agreements to repurchase	$ 277,976	$ 305,597
Deposits received for securities loaned	29,914	33,029
Total	307,890	338,626
Open and overnight
Assets Sold under Agreements to Repurchase
Securities sold under agreements to repurchase	122,684	127,679
Deposits received for securities loaned	20,504	23,387
Total	143,188	151,066
Up to 30 days
Assets Sold under Agreements to Repurchase
Securities sold under agreements to repurchase	74,776	93,257
Deposits received for securities loaned	1	6
Total	74,777	93,263
31–90 days
Assets Sold under Agreements to Repurchase
Securities sold under agreements to repurchase	27,466	32,908
Deposits received for securities loaned	1,452	1,392
Total	28,918	34,300
Greater than 90 days
Assets Sold under Agreements to Repurchase
Securities sold under agreements to repurchase	53,050	51,753
Deposits received for securities loaned	7,957	8,244
Total	$ 61,007	$ 59,997

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- Definition

Amount, before effects of master netting arrangements, of funds outstanding borrowed in the form of a financial asset repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same financial asset at a date certain for a specified price. Includes repurchase-to-maturity transactions and liabilities not subject to a master netting arrangement.

+ References

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- Definition

Amount, before effects of master netting arrangements, of financial assets loaned to entities in exchange for collateral and funds outstanding borrowed in the form of a financial asset repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same financial assets at a date certain for a specified price. Includes liabilities not subject to a master netting arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 7
-Subparagraph (a)(1)
-URI https://asc.fasb.org/extlink&oid=109249958&loc=SL34722452-111729

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 7
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=109249958&loc=SL34722452-111729

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 7
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=109249958&loc=SL34722452-111729

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- Definition

Amount, before effects of master netting arrangements, of securities loaned to entities in exchange for collateral. Includes liabilities not subject to a master netting arrangement and elected not to be offset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312

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