DERIVATIVES - Derivative Mark-to-Market (MTM) Receivables/Payables (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Assets
Derivative receivables	$ 444,987	$ 386,851
Less: Netting agreements to assets	(346,545)	(292,628)
Less: Netting of cash collateral received	(23,136)	(24,447)
Net receivables included on consolidated balance sheet	75,306	69,776
Less: Cash collateral received	(1,455)	(907)
Less: Non-cash collateral received	(5,923)	(5,777)
Total net receivables	67,928	63,092
Liabilities
Derivative payables	436,493	377,450
Less: Netting agreements to liabilities	(346,545)	(292,628)
Netting of cash collateral paid	(30,032)	(29,306)
Total derivative liabilities	59,916	55,516
Less: Cash collateral paid	(2,272)	(538)
Less: Non-cash collateral paid	(13,475)	(13,607)
Total net payables	44,169	41,371
Trading accounts assets
Liabilities
Does not meet applicable offsetting guidance, assets	14,000	10,000
Trading accounts liabilities
Liabilities
Does not meet applicable offsetting guidance, liabilities	11,000	11,000
Over-the-counter | Trading accounts assets
Assets
Less: Netting agreements to assets	(276,000)	(259,000)
Liabilities
Less: Netting agreements to liabilities		(259,000)
Over-the-counter | Trading accounts liabilities
Liabilities
Less: Netting agreements to liabilities	(276,000)
Cleared | Trading accounts assets
Assets
Less: Netting agreements to assets	(49,000)	(14,000)
Liabilities
Less: Netting agreements to liabilities		(14,000)
Cleared | Trading accounts liabilities
Liabilities
Less: Netting agreements to liabilities	(49,000)
Exchange traded | Trading accounts assets
Assets
Less: Netting agreements to assets	(22,000)	(20,000)
Liabilities
Less: Netting agreements to liabilities		(20,000)
Exchange traded | Trading accounts liabilities
Liabilities
Less: Netting agreements to liabilities	(22,000)
Derivatives instruments designated as ASC 815 hedges
Assets
Derivative receivables	2,888	2,633
Liabilities
Derivative payables	1,871	1,567
Derivatives instruments designated as ASC 815 hedges | Interest rate hedges
Assets
Derivative receivables	597	1,289
Liabilities
Derivative payables	102	95
Derivatives instruments designated as ASC 815 hedges | Foreign exchange contracts
Assets
Derivative receivables	2,291	1,344
Liabilities
Derivative payables	1,769	1,472
Derivatives instruments designated as ASC 815 hedges | Over-the-counter | Interest rate hedges
Assets
Derivative receivables	468	1,167
Liabilities
Derivative payables	1	6
Derivatives instruments designated as ASC 815 hedges | Over-the-counter | Foreign exchange contracts
Assets
Derivative receivables	2,288	1,338
Liabilities
Derivative payables	1,766	1,472
Derivatives instruments designated as ASC 815 hedges | Cleared | Interest rate hedges
Assets
Derivative receivables	129	122
Liabilities
Derivative payables	101	89
Derivatives instruments designated as ASC 815 hedges | Cleared | Foreign exchange contracts
Assets
Derivative receivables	3	6
Liabilities
Derivative payables	3	0
Derivatives not designated in a qualifying hedging relationship
Assets
Derivative receivables	442,099	384,218
Liabilities
Derivative payables	434,622	375,883
Derivatives not designated in a qualifying hedging relationship | Interest rate hedges
Assets
Derivative receivables	177,607	164,199
Liabilities
Derivative payables	172,518	149,979
Derivatives not designated in a qualifying hedging relationship | Foreign exchange contracts
Assets
Derivative receivables	185,372	134,205
Liabilities
Derivative payables	184,226	133,826
Derivatives not designated in a qualifying hedging relationship | Equity contracts
Assets
Derivative receivables	42,407	45,252
Liabilities
Derivative payables	43,783	49,684
Derivatives not designated in a qualifying hedging relationship | Commodity and other contract options
Assets
Derivative receivables	28,324	30,344
Liabilities
Derivative payables	26,318	31,379
Derivatives not designated in a qualifying hedging relationship | Credit derivatives
Assets
Derivative receivables	8,389	10,218
Liabilities
Derivative payables	7,777	11,015
Derivatives not designated in a qualifying hedging relationship | Over-the-counter | Interest rate hedges
Assets
Derivative receivables	126,844	152,524
Liabilities
Derivative payables	119,854	138,114
Derivatives not designated in a qualifying hedging relationship | Over-the-counter | Foreign exchange contracts
Assets
Derivative receivables	184,869	133,357
Liabilities
Derivative payables	183,578	133,548
Derivatives not designated in a qualifying hedging relationship | Over-the-counter | Equity contracts
Assets
Derivative receivables	19,674	23,452
Liabilities
Derivative payables	21,871	28,352
Derivatives not designated in a qualifying hedging relationship | Over-the-counter | Commodity and other contract options
Assets
Derivative receivables	27,285	29,279
Liabilities
Derivative payables	24,912	29,833
Derivatives not designated in a qualifying hedging relationship | Over-the-counter | Credit derivatives
Assets
Derivative receivables	6,836	6,896
Liabilities
Derivative payables	5,807	6,959
Derivatives not designated in a qualifying hedging relationship | Cleared | Interest rate hedges
Assets
Derivative receivables	50,515	11,579
Liabilities
Derivative payables	52,566	11,821
Derivatives not designated in a qualifying hedging relationship | Cleared | Foreign exchange contracts
Assets
Derivative receivables	502	848
Liabilities
Derivative payables	643	278
Derivatives not designated in a qualifying hedging relationship | Cleared | Equity contracts
Assets
Derivative receivables	1	19
Liabilities
Derivative payables	4	0
Derivatives not designated in a qualifying hedging relationship | Cleared | Credit derivatives
Assets
Derivative receivables	1,553	3,322
Liabilities
Derivative payables	1,970	4,056
Derivatives not designated in a qualifying hedging relationship | Exchange traded | Interest rate hedges
Assets
Derivative receivables	248	96
Liabilities
Derivative payables	98	44
Derivatives not designated in a qualifying hedging relationship | Exchange traded | Equity contracts
Assets
Derivative receivables	22,732	21,781
Liabilities
Derivative payables	21,908	21,332
Derivatives not designated in a qualifying hedging relationship | Exchange traded | Commodity and other contract options
Assets
Derivative receivables	1,039	1,065
Liabilities
Derivative payables	1,406	$ 1,546
Derivatives not designated in a qualifying hedging relationship | Exchange traded | Trading accounts assets | Foreign exchange contracts
Assets
Derivative receivables	1
Derivatives not designated in a qualifying hedging relationship | Exchange traded | Trading accounts liabilities | Foreign exchange contracts
Liabilities
Derivative payables	$ 5