Loans - Consumer, Excluding Credit Card Loans, Residential Real Estate, Excluding PCI Loans (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 832,792	$ 747,508	$ 724,177
Consumer, excluding credit card
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 344,355	294,979	$ 288,449
Period past due, credit analysis factors, charge off criteria	90 days
Consumer, excluding credit card | 150 or more days past due
Loans and Leases Receivable Disclosure [Line Items]
Period past due, credit analysis factors, charge off criteria	150 days
Consumer, excluding credit card | 30 or more days past due
Loans and Leases Receivable Disclosure [Line Items]
Period past due, credit analysis factors, charge off criteria	30 days
Consumer, excluding credit card | Junior lien
Loans and Leases Receivable Disclosure [Line Items]
Period past due, credit analysis factors, charge off criteria	180 days
Consumer, excluding credit card | Residential real estate
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 211,798	$ 162,719
Total 30 day delinquency rate	1.40%	2.27%
Consumer, excluding credit card | Residential real estate | California
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 56,208	$ 39,227
Consumer, excluding credit card | Residential real estate | New York
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	30,609	27,717
Consumer, excluding credit card | Residential real estate | Illinois
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	14,944	10,772
Consumer, excluding credit card | Residential real estate | Texas
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	11,660	8,044
Consumer, excluding credit card | Residential real estate | Florida
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	9,586	8,522
Consumer, excluding credit card | Residential real estate | New Jersey
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	8,157	6,475
Consumer, excluding credit card | Residential real estate | Washington
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	5,627	4,241
Consumer, excluding credit card | Residential real estate | Arizona
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	5,298	4,439
Consumer, excluding credit card | Residential real estate | Michigan
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	3,295	2,908
Consumer, excluding credit card | Residential real estate | Ohio
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	2,899	2,655
Consumer, excluding credit card | Residential real estate | All other
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	63,515	47,719
Consumer, excluding credit card | Residential real estate | No FICO or LTV Score [Member]
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	4,714	5,175
Consumer, excluding credit card | Residential real estate | Greater than 125% and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	223	390
Consumer, excluding credit card | Residential real estate | Greater than 125% and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	109	171
Consumer, excluding credit card | Residential real estate | 101 percent to 125 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,618	2,742
Consumer, excluding credit card | Residential real estate | 101 percent to 125 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	725	1,180
Consumer, excluding credit card | Residential real estate | 80 percent to 100 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	7,696	9,383
Consumer, excluding credit card | Residential real estate | 80 percent to 100 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	2,405	3,394
Consumer, excluding credit card | Residential real estate | Less than 80 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	171,889	115,997
Consumer, excluding credit card | Residential real estate | Less than 80 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	11,731	12,177
Consumer, excluding credit card | Residential real estate | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	10,688	12,110
Consumer, excluding credit card | Residential real estate | Current
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	200,762	149,552
Consumer, excluding credit card | Residential real estate | Current | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	2,600	2,600
Consumer, excluding credit card | Residential real estate | 30–149 days past due
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	4,750	5,388
Consumer, excluding credit card | Residential real estate | 30–149 days past due | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 3,200	3,500
Consumer, excluding credit card | Residential real estate | 30–149 days past due | US Government guaranteed | Minimum
Loans and Leases Receivable Disclosure [Line Items]
Period past due, credit analysis factors, charge off criteria	30 days
Consumer, excluding credit card | Residential real estate | 30–149 days past due | US Government guaranteed | Maximum
Loans and Leases Receivable Disclosure [Line Items]
Period past due, credit analysis factors, charge off criteria	149 days
Consumer, excluding credit card | Residential real estate | 150 or more days past due
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 6,286	7,779
Consumer, excluding credit card | Residential real estate | 150 or more days past due | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 4,900	6,000
Consumer, excluding credit card | Residential real estate | 150 or more days past due | US Government guaranteed | Minimum
Loans and Leases Receivable Disclosure [Line Items]
Period past due, credit analysis factors, charge off criteria	150 days
Consumer, excluding credit card | Residential real estate | 90 or more days past due and government guaranteed | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 6,056	7,544
Consumer, excluding credit card | Residential real estate | 90 or more days past due and still accruing | Minimum
Loans and Leases Receivable Disclosure [Line Items]
Period past due, credit analysis factors, charge off criteria	90 days
Consumer, excluding credit card | Residential real estate | Nonaccrual loans
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 4,694	5,754
Consumer, excluding credit card | Residential real estate | Nonaccrual loans | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	3,400	4,200
Consumer, excluding credit card | Home equity | Senior lien
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 14,848	$ 16,367
Total 30 day delinquency rate	3.84%	3.89%
Consumer, excluding credit card | Home equity | Senior lien | California
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 2,072	$ 2,232
Consumer, excluding credit card | Home equity | Senior lien | New York
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	2,583	2,805
Consumer, excluding credit card | Home equity | Senior lien | Illinois
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,189	1,306
Consumer, excluding credit card | Home equity | Senior lien | Texas
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,581	1,845
Consumer, excluding credit card | Home equity | Senior lien | Florida
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	797	861
Consumer, excluding credit card | Home equity | Senior lien | New Jersey
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	647	654
Consumer, excluding credit card | Home equity | Senior lien | Washington
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	442	506
Consumer, excluding credit card | Home equity | Senior lien | Arizona
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	815	927
Consumer, excluding credit card | Home equity | Senior lien | Michigan
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	650	736
Consumer, excluding credit card | Home equity | Senior lien | Ohio
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,014	1,150
Consumer, excluding credit card | Home equity | Senior lien | All other
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	3,058	3,345
Consumer, excluding credit card | Home equity | Senior lien | No FICO or LTV Score [Member]
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	614	757
Consumer, excluding credit card | Home equity | Senior lien | Greater than 125% and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	42	37
Consumer, excluding credit card | Home equity | Senior lien | Greater than 125% and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	3	6
Consumer, excluding credit card | Home equity | Senior lien | 101 percent to 125 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	50	83
Consumer, excluding credit card | Home equity | Senior lien | 101 percent to 125 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	23	40
Consumer, excluding credit card | Home equity | Senior lien | 80 percent to 100 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	311	466
Consumer, excluding credit card | Home equity | Senior lien | 80 percent to 100 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	142	206
Consumer, excluding credit card | Home equity | Senior lien | Less than 80 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	11,721	12,588
Consumer, excluding credit card | Home equity | Senior lien | Less than 80 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,942	2,184
Consumer, excluding credit card | Home equity | Senior lien | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	0	0
Consumer, excluding credit card | Home equity | Senior lien | Current
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	14,278	15,730
Consumer, excluding credit card | Home equity | Senior lien | 30–149 days past due
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	238	275
Consumer, excluding credit card | Home equity | Senior lien | 150 or more days past due
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	332	362
Consumer, excluding credit card | Home equity | Senior lien | 90 or more days past due and government guaranteed | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	0	0
Consumer, excluding credit card | Home equity | Senior lien | Nonaccrual loans
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	867	938
Consumer, excluding credit card | Home equity | Junior lien
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 30,711	$ 36,375
Total 30 day delinquency rate	2.25%	2.20%
Consumer, excluding credit card | Home equity | Junior lien | California
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 6,873	$ 8,144
Consumer, excluding credit card | Home equity | Junior lien | New York
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	6,564	7,685
Consumer, excluding credit card | Home equity | Junior lien | Illinois
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	2,231	2,605
Consumer, excluding credit card | Home equity | Junior lien | Texas
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	951	1,087
Consumer, excluding credit card | Home equity | Junior lien | Florida
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,612	1,923
Consumer, excluding credit card | Home equity | Junior lien | New Jersey
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,943	2,233
Consumer, excluding credit card | Home equity | Junior lien | Washington
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,009	1,216
Consumer, excluding credit card | Home equity | Junior lien | Arizona
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,328	1,595
Consumer, excluding credit card | Home equity | Junior lien | Michigan
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	700	848
Consumer, excluding credit card | Home equity | Junior lien | Ohio
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	638	778
Consumer, excluding credit card | Home equity | Junior lien | All other
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	6,862	8,261
Consumer, excluding credit card | Home equity | Junior lien | No FICO or LTV Score [Member]
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	2,442	3,045
Consumer, excluding credit card | Home equity | Junior lien | Greater than 125% and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	123	252
Consumer, excluding credit card | Home equity | Junior lien | Greater than 125% and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	29	65
Consumer, excluding credit card | Home equity | Junior lien | 101 percent to 125 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,294	2,105
Consumer, excluding credit card | Home equity | Junior lien | 101 percent to 125 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	411	651
Consumer, excluding credit card | Home equity | Junior lien | 80 percent to 100 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	4,226	5,849
Consumer, excluding credit card | Home equity | Junior lien | 80 percent to 100 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,267	1,647
Consumer, excluding credit card | Home equity | Junior lien | Less than 80 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	17,927	19,435
Consumer, excluding credit card | Home equity | Junior lien | Less than 80 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	2,992	3,326
Consumer, excluding credit card | Home equity | Junior lien | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	0	0
Consumer, excluding credit card | Home equity | Junior lien | Current
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	30,021	35,575
Consumer, excluding credit card | Home equity | Junior lien | 30–149 days past due
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	470	533
Consumer, excluding credit card | Home equity | Junior lien | 150 or more days past due
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	220	267
Consumer, excluding credit card | Home equity | Junior lien | 90 or more days past due and government guaranteed | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	0	0
Consumer, excluding credit card | Home equity | Junior lien | Nonaccrual loans
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,324	1,590
Consumer, excluding credit card | Mortgages | US Government guaranteed | All other
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	10,700	12,100
Consumer, excluding credit card | Mortgages | Prime, including option ARMs
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 162,549	$ 104,921
Total 30 day delinquency rate	0.71%	1.42%
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | California
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 46,745	$ 28,133
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | New York
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	20,941	16,550
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | Illinois
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	11,379	6,654
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | Texas
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	8,986	4,935
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | Florida
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	6,763	5,106
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | New Jersey
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	5,395	3,361
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | Washington
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	4,097	2,410
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | Arizona
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	3,081	1,805
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | Michigan
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,866	1,203
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | Ohio
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,166	615
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | All other
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	52,130	34,149
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | No FICO or LTV Score [Member]
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,469	1,136
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | Greater than 125% and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	56	97
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | Greater than 125% and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	65	72
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | 101 percent to 125 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	249	478
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | 101 percent to 125 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	190	282
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | 80 percent to 100 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	3,013	2,686
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | 80 percent to 100 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	597	838
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | Less than 80 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	140,942	82,350
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | Less than 80 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	5,280	4,872
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	10,688	12,110
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | Current
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	153,323	93,951
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | 30–149 days past due
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	3,666	4,091
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | 150 or more days past due
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	5,560	6,879
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | 90 or more days past due and government guaranteed | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	6,056	7,544
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | 30 or more days past due | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	8,100	9,500
Consumer, excluding credit card | Mortgages | Prime, including option ARMs | Nonaccrual loans
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,752	2,190
Consumer, excluding credit card | Mortgages | Subprime
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 3,690	$ 5,056
Total 30 day delinquency rate	14.91%	15.03%
Consumer, excluding credit card | Mortgages | Subprime | California
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 518	$ 718
Consumer, excluding credit card | Mortgages | Subprime | New York
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	521	677
Consumer, excluding credit card | Mortgages | Subprime | Illinois
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	145	207
Consumer, excluding credit card | Mortgages | Subprime | Texas
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	142	177
Consumer, excluding credit card | Mortgages | Subprime | Florida
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	414	632
Consumer, excluding credit card | Mortgages | Subprime | New Jersey
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	172	227
Consumer, excluding credit card | Mortgages | Subprime | Washington
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	79	109
Consumer, excluding credit card | Mortgages | Subprime | Arizona
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	74	112
Consumer, excluding credit card | Mortgages | Subprime | Michigan
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	79	121
Consumer, excluding credit card | Mortgages | Subprime | Ohio
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	81	112
Consumer, excluding credit card | Mortgages | Subprime | All other
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,465	1,964
Consumer, excluding credit card | Mortgages | Subprime | No FICO or LTV Score [Member]
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	189	237
Consumer, excluding credit card | Mortgages | Subprime | Greater than 125% and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	2	4
Consumer, excluding credit card | Mortgages | Subprime | Greater than 125% and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	12	28
Consumer, excluding credit card | Mortgages | Subprime | 101 percent to 125 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	25	76
Consumer, excluding credit card | Mortgages | Subprime | 101 percent to 125 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	101	207
Consumer, excluding credit card | Mortgages | Subprime | 80 percent to 100 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	146	382
Consumer, excluding credit card | Mortgages | Subprime | 80 percent to 100 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	399	703
Consumer, excluding credit card | Mortgages | Subprime | Less than 80 percent and refreshed FICO scores | Equal to or greater than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,299	1,624
Consumer, excluding credit card | Mortgages | Subprime | Less than 80 percent and refreshed FICO scores | Less than 660
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	1,517	1,795
Consumer, excluding credit card | Mortgages | Subprime | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	0	0
Consumer, excluding credit card | Mortgages | Subprime | Current
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	3,140	4,296
Consumer, excluding credit card | Mortgages | Subprime | 30–149 days past due
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	376	489
Consumer, excluding credit card | Mortgages | Subprime | 150 or more days past due
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	174	271
Consumer, excluding credit card | Mortgages | Subprime | 90 or more days past due and government guaranteed | US Government guaranteed
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	0	0
Consumer, excluding credit card | Mortgages | Subprime | Nonaccrual loans
Loans and Leases Receivable Disclosure [Line Items]
Total retained loans	$ 751	$ 1,036