Fair Value Measurement - Recurring Basis (Details) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015	Mar. 31, 2015	Dec. 31, 2014
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	$ 1,176,256	$ 961,878
Derivative netting adjustments	(1,106,047)	(902,201)
Derivative receivables balance	70,209	59,677
Trading assets	366,153	343,839
Available-for-sale securities	237,391	241,754
Mortgage servicing rights	5,658	6,608	$ 6,641	$ 7,436
Derivative payables, gross	1,146,129	942,912
Derivative netting adjustments	(1,086,810)	(890,122)
Derivative payables, net	59,319	52,790
Fair value assets and liabilities measured on recurring basis - supplemental data
Alternative investments, net asset value, fair value	1,000	1,200
Reduction in level 3 derivative receivable and derivative payable balances	2,700	546
Costs of the private equity investment portfolio	3,300	3,500
Interest rate
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	858,360	669,611
Derivative netting adjustments	(822,750)	(643,248)
Derivative receivables balance	35,610	26,363
Derivative payables, gross	817,239	635,166
Derivative netting adjustments	(800,686)	(624,945)
Derivative payables, net	16,553	10,221
Credit
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	48,621	51,468
Derivative netting adjustments	(47,527)	(50,045)
Derivative receivables balance	1,094	1,423
Derivative payables, gross	47,991	50,529
Derivative netting adjustments	(46,919)	(48,988)
Derivative payables, net	1,072	1,541
Foreign exchange
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	208,538	179,875
Derivative netting adjustments	(189,606)	(162,698)
Derivative receivables balance	18,932	17,177
Derivative payables, gross	215,651	190,900
Derivative netting adjustments	(193,716)	(171,131)
Derivative payables, net	21,935	19,769
Equity
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	38,647	35,859
Derivative netting adjustments	(32,382)	(30,330)
Derivative receivables balance	6,265	5,529
Derivative payables, gross	40,081	38,663
Derivative netting adjustments	(31,671)	(29,480)
Derivative payables, net	8,410	9,183
Commodity
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	22,090	25,065
Derivative netting adjustments	(13,782)	(15,880)
Derivative receivables balance	8,308	9,185
Derivative payables, gross	25,167	27,654
Derivative netting adjustments	(13,818)	(15,578)
Derivative payables, net	11,349	12,076
Other assets
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Other	6,555	6,447
Fair value assets and liabilities measured on recurring basis - supplemental data
Alternative investments, net asset value, fair value	965	1,200
Trading assets
Fair value assets and liabilities measured on recurring basis - supplemental data
Alternative investments, net asset value, fair value	57	61
U.S. government-sponsored enterprise obligations
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Available-for-sale securities	38,500	42,300
Residential real estate
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	12,300	11,800
Commercial mortgage
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	3,300	4,300
Residential conforming mortgage intended for sale to government agency
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	5,900	5,300
Reverse mortgage
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	2,500	2,500
Recurring
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Federal funds sold and securities purchased under resale agreements	24,122	23,141
Securities borrowed	0	395
Trading assets	295,887	284,101
Derivative netting adjustments	(1,106,047)	(902,201)
Derivative receivables balance	70,209	59,677
Trading assets	366,096	343,778
Available-for-sale securities	237,391	241,754
Loans	1,923	2,861
Mortgage servicing rights	5,658	6,608
Total assets measured at fair value on a recurring basis	641,745	624,984
Deposits	12,019	12,516
Federal funds purchased and securities loaned or sold under repurchase agreements	3,429	3,526
Other borrowed funds	9,635	9,911
Trading liabilities, Debt and equity instruments	87,963	74,107
Derivative netting adjustments	(1,086,810)	(890,122)
Derivative payables, net	59,319	52,790
Trading liabilities	147,282	126,897
Accounts payable and other liabilities	4,599	4,401
Beneficial interests issued by consolidated VIEs	670	787
Long-term debt	35,215	33,065
Total liabilities measured at fair value on a recurring basis	212,849	191,103
Recurring | Interest rate
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Derivative netting adjustments	(822,750)	(643,248)
Derivative receivables balance	35,610	26,363
Derivative netting adjustments	(800,686)	(624,945)
Derivative payables, net	16,553	10,221
Recurring | Credit
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Derivative netting adjustments	(47,527)	(50,045)
Derivative receivables balance	1,094	1,423
Derivative netting adjustments	(46,919)	(48,988)
Derivative payables, net	1,072	1,541
Recurring | Foreign exchange
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Derivative netting adjustments	(189,606)	(162,698)
Derivative receivables balance	18,932	17,177
Derivative netting adjustments	(193,716)	(171,131)
Derivative payables, net	21,935	19,769
Recurring | Equity
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Derivative netting adjustments	(32,382)	(30,330)
Derivative receivables balance	6,265	5,529
Derivative netting adjustments	(31,671)	(29,480)
Derivative payables, net	8,410	9,183
Recurring | Commodity
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Derivative netting adjustments	(13,782)	(15,880)
Derivative receivables balance	8,308	9,185
Derivative netting adjustments	(13,818)	(15,578)
Derivative payables, net	11,349	12,076
Recurring | Private equity investments
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Other	1,843	1,860
Recurring | All other
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Other	4,712	4,587
Recurring | Other assets
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Other	7,520	7,604
Recurring | Total debt instruments
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	188,861	172,618
Recurring | Total mortgage-backed securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	35,147	35,224
Available-for-sale securities	104,476	105,582
Recurring | Mortgage-backed securities, U.S. government agencies
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	32,083	32,536
Available-for-sale securities	55,884	55,066
Recurring | Mortgage-backed securities, Residential - nonagency
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	1,504	1,493
Available-for-sale securities	25,943	27,619
Recurring | Mortgage-backed securities, Commercial - nonagency
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	1,560	1,195
Available-for-sale securities	22,649	22,897
Recurring | U.S. Treasury and government agencies
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	27,260	19,021
Available-for-sale securities	12,089	11,036
Recurring | Obligations of U.S. states and municipalities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	8,080	7,637
Available-for-sale securities	33,350	33,550
Recurring | Certificates of deposit, bankers’ acceptances and commercial paper
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	2,303	1,042
Recurring | Certificates of deposit
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Available-for-sale securities	53	283
Recurring | Non-U.S. government debt securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	58,455	53,112
Available-for-sale securities	37,791	36,676
Recurring | Corporate debt securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	24,547	23,543
Available-for-sale securities	8,051	12,436
Recurring | Loans
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	29,372	28,815
Recurring | Asset-backed securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	3,697	4,224
Recurring | Collateralized loan obligations
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Available-for-sale securities	31,144	31,007
Recurring | Asset-backed securities, Other
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Available-for-sale securities	8,525	9,097
Recurring | Equity securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	88,567	94,930
Available-for-sale securities	1,912	2,087
Recurring | Physical commodities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	6,957	4,657
Recurring | Other
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	11,502	11,896
Recurring | U.S. government-sponsored enterprise obligations
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	64,100	67,000
Recurring | Level 1
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Federal funds sold and securities purchased under resale agreements	0	0
Securities borrowed	0	0
Trading assets	146,143	137,668
Gross derivative receivables	1,829	1,196
Trading assets	147,972	138,864
Available-for-sale securities	38,366	36,284
Loans	0	0
Mortgage servicing rights	0	0
Total assets measured at fair value on a recurring basis	190,423	179,065
Deposits	0	0
Federal funds purchased and securities loaned or sold under repurchase agreements	0	0
Other borrowed funds	0	0
Trading liabilities, Debt and equity instruments	66,322	53,845
Derivative payables, gross	1,895	937
Trading liabilities	68,217	54,782
Accounts payable and other liabilities	4,583	4,382
Beneficial interests issued by consolidated VIEs	0	0
Long-term debt	0	0
Total liabilities measured at fair value on a recurring basis	72,800	59,164
Recurring | Level 1 | Interest rate
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	439	354
Derivative payables, gross	474	216
Recurring | Level 1 | Credit
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	0	0
Derivative payables, gross	0	0
Recurring | Level 1 | Foreign exchange
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	1,279	734
Derivative payables, gross	1,285	669
Recurring | Level 1 | Equity
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	0	0
Derivative payables, gross	0	0
Recurring | Level 1 | Commodity
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	111	108
Derivative payables, gross	136	52
Recurring | Level 1 | Private equity investments
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Other	110	102
Recurring | Level 1 | All other
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Other	3,975	3,815
Recurring | Level 1 | Other assets
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Other	4,085	3,917
Recurring | Level 1 | Total debt instruments
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	52,904	40,016
Recurring | Level 1 | Total mortgage-backed securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	35	6
Available-for-sale securities	0	0
Recurring | Level 1 | Mortgage-backed securities, U.S. government agencies
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	35	6
Available-for-sale securities	0	0
Recurring | Level 1 | Mortgage-backed securities, Residential - nonagency
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	0	0
Available-for-sale securities	0	0
Recurring | Level 1 | Mortgage-backed securities, Commercial - nonagency
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	0	0
Available-for-sale securities	0	0
Recurring | Level 1 | U.S. Treasury and government agencies
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	21,861	12,036
Available-for-sale securities	12,053	10,998
Recurring | Level 1 | Obligations of U.S. states and municipalities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	0	0
Available-for-sale securities	0	0
Recurring | Level 1 | Certificates of deposit, bankers’ acceptances and commercial paper
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	0	0
Recurring | Level 1 | Certificates of deposit
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Available-for-sale securities	0	0
Recurring | Level 1 | Non-U.S. government debt securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	31,008	27,974
Available-for-sale securities	24,401	23,199
Recurring | Level 1 | Corporate debt securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	0	0
Available-for-sale securities	0	0
Recurring | Level 1 | Loans
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	0	0
Recurring | Level 1 | Asset-backed securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	0	0
Recurring | Level 1 | Collateralized loan obligations
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Available-for-sale securities	0	0
Recurring | Level 1 | Asset-backed securities, Other
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Available-for-sale securities	0	0
Recurring | Level 1 | Equity securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	87,551	94,059
Available-for-sale securities	1,912	2,087
Recurring | Level 1 | Physical commodities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	5,688	3,593
Recurring | Level 1 | Other
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	0	0
Recurring | Level 2
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Federal funds sold and securities purchased under resale agreements	24,118	23,141
Securities borrowed	0	395
Trading assets	138,431	134,503
Gross derivative receivables	1,167,103	952,736
Trading assets	1,305,534	1,087,239
Available-for-sale securities	198,215	204,646
Loans	914	1,343
Mortgage servicing rights	0	0
Total assets measured at fair value on a recurring basis	1,528,900	1,316,893
Deposits	9,600	9,566
Federal funds purchased and securities loaned or sold under repurchase agreements	3,423	3,526
Other borrowed funds	9,067	9,272
Trading liabilities, Debt and equity instruments	21,589	20,199
Derivative payables, gross	1,134,119	932,280
Trading liabilities	1,155,708	952,479
Accounts payable and other liabilities	0	0
Beneficial interests issued by consolidated VIEs	21	238
Long-term debt	22,628	21,452
Total liabilities measured at fair value on a recurring basis	1,200,447	996,533
Recurring | Level 2 | Interest rate
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	855,037	666,491
Derivative payables, gross	814,727	633,060
Recurring | Level 2 | Credit
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	46,736	48,850
Derivative payables, gross	46,508	48,460
Recurring | Level 2 | Foreign exchange
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	205,790	177,525
Derivative payables, gross	211,865	187,890
Recurring | Level 2 | Equity
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	37,825	35,150
Derivative payables, gross	37,204	36,440
Recurring | Level 2 | Commodity
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	21,715	24,720
Derivative payables, gross	23,815	26,430
Recurring | Level 2 | Private equity investments
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Other	89	101
Recurring | Level 2 | All other
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Other	30	28
Recurring | Level 2 | Other assets
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Other	119	129
Recurring | Level 2 | Total debt instruments
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	125,646	121,681
Recurring | Level 2 | Total mortgage-backed securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	34,081	34,194
Available-for-sale securities	104,475	105,581
Recurring | Level 2 | Mortgage-backed securities, U.S. government agencies
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	31,398	31,815
Available-for-sale securities	55,884	55,066
Recurring | Level 2 | Mortgage-backed securities, Residential - nonagency
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	1,318	1,299
Available-for-sale securities	25,942	27,618
Recurring | Level 2 | Mortgage-backed securities, Commercial - nonagency
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	1,365	1,080
Available-for-sale securities	22,649	22,897
Recurring | Level 2 | U.S. Treasury and government agencies
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	5,399	6,985
Available-for-sale securities	36	38
Recurring | Level 2 | Obligations of U.S. states and municipalities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	7,460	6,986
Available-for-sale securities	33,350	33,550
Recurring | Level 2 | Certificates of deposit, bankers’ acceptances and commercial paper
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	2,303	1,042
Recurring | Level 2 | Certificates of deposit
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Available-for-sale securities	53	283
Recurring | Level 2 | Non-U.S. government debt securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	27,407	25,064
Available-for-sale securities	13,390	13,477
Recurring | Level 2 | Corporate debt securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	23,893	22,807
Available-for-sale securities	8,051	12,436
Recurring | Level 2 | Loans
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	22,596	22,211
Recurring | Level 2 | Asset-backed securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	2,507	2,392
Recurring | Level 2 | Collateralized loan obligations
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Available-for-sale securities	30,392	30,248
Recurring | Level 2 | Asset-backed securities, Other
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Available-for-sale securities	8,468	9,033
Recurring | Level 2 | Equity securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	737	606
Available-for-sale securities	0	0
Recurring | Level 2 | Physical commodities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	1,269	1,064
Recurring | Level 2 | Other
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	10,779	11,152
Recurring | Level 3
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Federal funds sold and securities purchased under resale agreements	4	0
Securities borrowed	0	0
Trading assets	11,313	11,930
Gross derivative receivables	7,324	7,946
Trading assets	18,637	19,876
Available-for-sale securities	810	824
Loans	1,009	1,518
Mortgage servicing rights	5,658	6,608
Total assets measured at fair value on a recurring basis	28,469	31,227
Deposits	2,419	2,950
Federal funds purchased and securities loaned or sold under repurchase agreements	6	0
Other borrowed funds	568	639
Trading liabilities, Debt and equity instruments	52	63
Derivative payables, gross	10,115	9,695
Trading liabilities	10,167	9,758
Accounts payable and other liabilities	16	19
Beneficial interests issued by consolidated VIEs	649	549
Long-term debt	12,587	11,613
Total liabilities measured at fair value on a recurring basis	26,412	25,528
Recurring | Level 3 | Interest rate
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	2,884	2,766
Derivative payables, gross	2,038	1,890
Recurring | Level 3 | Credit
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	1,885	2,618
Derivative payables, gross	1,483	2,069
Recurring | Level 3 | Foreign exchange
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	1,469	1,616
Derivative payables, gross	2,501	2,341
Recurring | Level 3 | Equity
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	822	709
Derivative payables, gross	2,877	2,223
Recurring | Level 3 | Commodity
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Gross derivative receivables	264	237
Derivative payables, gross	1,216	1,172
Recurring | Level 3 | Private equity investments
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Other	1,644	1,657
Recurring | Level 3 | All other
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Other	707	744
Recurring | Level 3 | Other assets
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Other	2,351	2,401
Recurring | Level 3 | Total debt instruments
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	10,311	10,921
Recurring | Level 3 | Total mortgage-backed securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	1,031	1,024
Available-for-sale securities	1	1
Recurring | Level 3 | Mortgage-backed securities, U.S. government agencies
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	650	715
Available-for-sale securities	0	0
Recurring | Level 3 | Mortgage-backed securities, Residential - nonagency
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	186	194
Available-for-sale securities	1	1
Recurring | Level 3 | Mortgage-backed securities, Commercial - nonagency
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	195	115
Available-for-sale securities	0	0
Recurring | Level 3 | U.S. Treasury and government agencies
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	0	0
Available-for-sale securities	0	0
Recurring | Level 3 | Obligations of U.S. states and municipalities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	620	651
Available-for-sale securities	0	0
Recurring | Level 3 | Certificates of deposit, bankers’ acceptances and commercial paper
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	0	0
Recurring | Level 3 | Certificates of deposit
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Available-for-sale securities	0	0
Recurring | Level 3 | Non-U.S. government debt securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	40	74
Available-for-sale securities	0	0
Recurring | Level 3 | Corporate debt securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	654	736
Available-for-sale securities	0	0
Recurring | Level 3 | Loans
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	6,776	6,604
Recurring | Level 3 | Asset-backed securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	1,190	1,832
Recurring | Level 3 | Collateralized loan obligations
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Available-for-sale securities	752	759
Recurring | Level 3 | Asset-backed securities, Other
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Available-for-sale securities	57	64
Recurring | Level 3 | Equity securities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	279	265
Available-for-sale securities	0	0
Recurring | Level 3 | Physical commodities
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	0	0
Recurring | Level 3 | Other
Assets and liabilities measured at fair value on a recurring basis [Abstract]
Trading assets	$ 723	$ 744