Loans and Allowance for Credit Losses, Loans by FICO Score, Consumer (Details) - USD ($) $ in Millions	Mar. 31, 2021	Dec. 31, 2020	Mar. 31, 2020
Loans by FICO [Abstract]
Loans	$ 861,572	$ 887,637	$ 1,009,843
Total Consumer [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	19,819	75,172
Term loans by origination year, fiscal year before current fiscal year	69,790	60,307
Term loans by origination year, two years before current fiscal year	51,669	22,816
Term loans by origination year, three years before current fiscal year	19,011	29,673
Term loans by origination year, four years before current fiscal year	24,754	35,869
Term loans by origination year, more than five years before current fiscal year	114,953	97,314
Revolving loans	75,877	79,347
Revolving loans converted to term loans	8,179	8,722
Loans	384,052	409,220
Total Consumer [Member] | FICO not required [Member]
Loans by FICO [Abstract]
Loans	14,700	13,200
Residential mortgage [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	12,531	53,972
Term loans by origination year, fiscal year before current fiscal year	50,557	44,077
Term loans by origination year, two years before current fiscal year	37,278	15,758
Term loans by origination year, three years before current fiscal year	12,931	25,835
Term loans by origination year, four years before current fiscal year	21,605	33,051
Term loans by origination year, more than five years before current fiscal year	112,186	96,349
Revolving loans	20,844	22,677
Revolving loans converted to term loans	7,739	8,241
Loans	275,671	299,960
Real estate 1-4 family first mortgage [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	12,522	53,950
Term loans by origination year, fiscal year before current fiscal year	50,535	44,038
Term loans by origination year, two years before current fiscal year	37,240	15,717
Term loans by origination year, three years before current fiscal year	12,892	25,796
Term loans by origination year, four years before current fiscal year	21,572	33,019
Term loans by origination year, more than five years before current fiscal year	111,091	95,160
Revolving loans	6,514	6,934
Revolving loans converted to term loans	1,997	2,060
Loans	254,363	276,674
Real estate 1-4 family first mortgage [Member] | Government insured or guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	1	215
Term loans by origination year, fiscal year before current fiscal year	202	639
Term loans by origination year, two years before current fiscal year	472	904
Term loans by origination year, three years before current fiscal year	725	1,076
Term loans by origination year, four years before current fiscal year	820	2,367
Term loans by origination year, more than five years before current fiscal year	22,902	25,039
Revolving loans	0	0
Revolving loans converted to term loans	0	0
Loans	25,122	30,240
Real estate 1-4 family first mortgage [Member] | FICO 800 or more [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	5,312	29,365
Term loans by origination year, fiscal year before current fiscal year	31,048	28,652
Term loans by origination year, two years before current fiscal year	24,815	9,911
Term loans by origination year, three years before current fiscal year	8,195	17,416
Term loans by origination year, four years before current fiscal year	14,736	22,215
Term loans by origination year, more than five years before current fiscal year	54,856	40,440
Revolving loans	3,216	3,391
Revolving loans converted to term loans	475	493
Loans	142,653	151,883
Real estate 1-4 family first mortgage [Member] | FICO 760-799 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	5,485	17,154
Term loans by origination year, fiscal year before current fiscal year	13,403	9,866
Term loans by origination year, two years before current fiscal year	7,869	2,908
Term loans by origination year, three years before current fiscal year	2,299	4,380
Term loans by origination year, four years before current fiscal year	3,532	4,955
Term loans by origination year, more than five years before current fiscal year	13,522	10,843
Revolving loans	1,247	1,361
Revolving loans converted to term loans	260	274
Loans	47,617	51,741
Real estate 1-4 family first mortgage [Member] | FICO 720-759 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	1,343	5,274
Term loans by origination year, fiscal year before current fiscal year	4,165	3,290
Term loans by origination year, two years before current fiscal year	2,711	1,189
Term loans by origination year, three years before current fiscal year	951	1,829
Term loans by origination year, four years before current fiscal year	1,500	2,106
Term loans by origination year, more than five years before current fiscal year	7,969	7,001
Revolving loans	793	879
Revolving loans converted to term loans	255	265
Loans	19,687	21,833
Real estate 1-4 family first mortgage [Member] | FICO 680-719 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	291	1,361
Term loans by origination year, fiscal year before current fiscal year	1,206	1,084
Term loans by origination year, two years before current fiscal year	923	490
Term loans by origination year, three years before current fiscal year	376	678
Term loans by origination year, four years before current fiscal year	609	831
Term loans by origination year, more than five years before current fiscal year	4,653	4,403
Revolving loans	505	520
Revolving loans converted to term loans	216	221
Loans	8,779	9,588
Real estate 1-4 family first mortgage [Member] | FICO 640-679 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	64	376
Term loans by origination year, fiscal year before current fiscal year	313	287
Term loans by origination year, two years before current fiscal year	243	148
Term loans by origination year, three years before current fiscal year	152	192
Term loans by origination year, four years before current fiscal year	175	226
Term loans by origination year, more than five years before current fiscal year	2,396	2,385
Revolving loans	231	241
Revolving loans converted to term loans	153	154
Loans	3,727	4,009
Real estate 1-4 family first mortgage [Member] | FICO 600-639 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	5	55
Term loans by origination year, fiscal year before current fiscal year	46	56
Term loans by origination year, two years before current fiscal year	55	44
Term loans by origination year, three years before current fiscal year	55	56
Term loans by origination year, four years before current fiscal year	45	92
Term loans by origination year, more than five years before current fiscal year	1,330	1,429
Revolving loans	119	127
Revolving loans converted to term loans	99	106
Loans	1,754	1,965
Real estate 1-4 family first mortgage [Member] | FICO less than 600 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	14
Term loans by origination year, fiscal year before current fiscal year	8	29
Term loans by origination year, two years before current fiscal year	28	36
Term loans by origination year, three years before current fiscal year	47	44
Term loans by origination year, four years before current fiscal year	39	66
Term loans by origination year, more than five years before current fiscal year	1,576	1,789
Revolving loans	155	162
Revolving loans converted to term loans	155	175
Loans	2,008	2,315
Real estate 1-4 family first mortgage [Member] | No FICO available [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	21	136
Term loans by origination year, fiscal year before current fiscal year	144	135
Term loans by origination year, two years before current fiscal year	124	87
Term loans by origination year, three years before current fiscal year	92	125
Term loans by origination year, four years before current fiscal year	116	161
Term loans by origination year, more than five years before current fiscal year	1,887	1,831
Revolving loans	248	253
Revolving loans converted to term loans	384	372
Loans	3,016	3,100
Real estate 1-4 family junior lien mortgage [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	9	22
Term loans by origination year, fiscal year before current fiscal year	22	39
Term loans by origination year, two years before current fiscal year	38	41
Term loans by origination year, three years before current fiscal year	39	39
Term loans by origination year, four years before current fiscal year	33	32
Term loans by origination year, more than five years before current fiscal year	1,095	1,189
Revolving loans	14,330	15,743
Revolving loans converted to term loans	5,742	6,181
Loans	21,308	23,286
Real estate 1-4 family junior lien mortgage [Member] | FICO 800 or more [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	263	293
Revolving loans	7,329	7,973
Revolving loans converted to term loans	1,724	1,819
Loans	9,316	10,085
Real estate 1-4 family junior lien mortgage [Member] | FICO 760-799 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	159	177
Revolving loans	2,675	3,005
Revolving loans converted to term loans	967	1,032
Loans	3,801	4,214
Real estate 1-4 family junior lien mortgage [Member] | FICO 720-759 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	186	207
Revolving loans	1,869	2,093
Revolving loans converted to term loans	949	1,034
Loans	3,004	3,334
Real estate 1-4 family junior lien mortgage [Member] | FICO 680-719 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	164	183
Revolving loans	1,129	1,233
Revolving loans converted to term loans	782	854
Loans	2,075	2,270
Real estate 1-4 family junior lien mortgage [Member] | FICO 640-679 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	92	103
Revolving loans	461	503
Revolving loans converted to term loans	445	493
Loans	998	1,099
Real estate 1-4 family junior lien mortgage [Member] | FICO 600-639 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	62	67
Revolving loans	213	241
Revolving loans converted to term loans	267	299
Loans	542	607
Real estate 1-4 family junior lien mortgage [Member] | FICO less than 600 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	63	76
Revolving loans	232	254
Revolving loans converted to term loans	318	374
Loans	613	704
Real estate 1-4 family junior lien mortgage [Member] | No FICO available [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	9	22
Term loans by origination year, fiscal year before current fiscal year	22	39
Term loans by origination year, two years before current fiscal year	38	41
Term loans by origination year, three years before current fiscal year	39	39
Term loans by origination year, four years before current fiscal year	33	32
Term loans by origination year, more than five years before current fiscal year	106	83
Revolving loans	422	441
Revolving loans converted to term loans	290	276
Loans	959	973
Credit card [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	0	0
Revolving loans	33,976	36,374
Revolving loans converted to term loans	270	290
Loans	34,246	36,664
Credit card [Member] | FICO 800 or more [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	0	0
Revolving loans	3,818	3,860
Revolving loans converted to term loans	1	1
Loans	3,819	3,861
Credit card [Member] | FICO 760-799 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	0	0
Revolving loans	5,202	5,438
Revolving loans converted to term loans	8	7
Loans	5,210	5,445
Credit card [Member] | FICO 720-759 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	0	0
Revolving loans	7,473	7,897
Revolving loans converted to term loans	30	29
Loans	7,503	7,926
Credit card [Member] | FICO 680-719 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	0	0
Revolving loans	8,307	8,854
Revolving loans converted to term loans	59	60
Loans	8,366	8,914
Credit card [Member] | FICO 640-679 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	0	0
Revolving loans	5,102	5,657
Revolving loans converted to term loans	60	64
Loans	5,162	5,721
Credit card [Member] | FICO 600-639 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	0	0
Revolving loans	1,955	2,242
Revolving loans converted to term loans	42	46
Loans	1,997	2,288
Credit card [Member] | FICO less than 600 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	0	0
Revolving loans	2,115	2,416
Revolving loans converted to term loans	69	82
Loans	2,184	2,498
Credit card [Member] | No FICO available [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	0	0
Revolving loans	4	10
Revolving loans converted to term loans	1	1
Loans	5	11
Auto Loan [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	6,876	19,790
Term loans by origination year, fiscal year before current fiscal year	18,024	14,831
Term loans by origination year, two years before current fiscal year	13,205	6,471
Term loans by origination year, three years before current fiscal year	5,603	3,573
Term loans by origination year, four years before current fiscal year	2,950	2,757
Term loans by origination year, more than five years before current fiscal year	2,552	765
Revolving loans	0	0
Revolving loans converted to term loans	0	0
Loans	49,210	48,187
Auto Loan [Member] | FICO 800 or more [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	1,488	2,875
Term loans by origination year, fiscal year before current fiscal year	2,488	2,606
Term loans by origination year, two years before current fiscal year	2,392	1,211
Term loans by origination year, three years before current fiscal year	1,074	731
Term loans by origination year, four years before current fiscal year	614	452
Term loans by origination year, more than five years before current fiscal year	393	104
Revolving loans	0	0
Revolving loans converted to term loans	0	0
Loans	8,449	7,979
Auto Loan [Member] | FICO 760-799 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	1,162	3,036
Term loans by origination year, fiscal year before current fiscal year	2,850	2,662
Term loans by origination year, two years before current fiscal year	2,365	1,122
Term loans by origination year, three years before current fiscal year	965	579
Term loans by origination year, four years before current fiscal year	472	349
Term loans by origination year, more than five years before current fiscal year	304	81
Revolving loans	0	0
Revolving loans converted to term loans	0	0
Loans	8,118	7,829
Auto Loan [Member] | FICO 720-759 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	1,093	3,162
Term loans by origination year, fiscal year before current fiscal year	2,890	2,514
Term loans by origination year, two years before current fiscal year	2,223	1,095
Term loans by origination year, three years before current fiscal year	948	576
Term loans by origination year, four years before current fiscal year	473	395
Term loans by origination year, more than five years before current fiscal year	353	98
Revolving loans	0	0
Revolving loans converted to term loans	0	0
Loans	7,980	7,840
Auto Loan [Member] | FICO 680-719 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	1,150	3,534
Term loans by origination year, fiscal year before current fiscal year	3,251	2,542
Term loans by origination year, two years before current fiscal year	2,261	1,066
Term loans by origination year, three years before current fiscal year	919	545
Term loans by origination year, four years before current fiscal year	449	400
Term loans by origination year, more than five years before current fiscal year	371	105
Revolving loans	0	0
Revolving loans converted to term loans	0	0
Loans	8,401	8,192
Auto Loan [Member] | FICO 640-679 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	1,084	3,381
Term loans by origination year, fiscal year before current fiscal year	2,997	1,948
Term loans by origination year, two years before current fiscal year	1,694	763
Term loans by origination year, three years before current fiscal year	653	395
Term loans by origination year, four years before current fiscal year	328	334
Term loans by origination year, more than five years before current fiscal year	314	94
Revolving loans	0	0
Revolving loans converted to term loans	0	0
Loans	7,070	6,915
Auto Loan [Member] | FICO 600-639 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	646	2,208
Term loans by origination year, fiscal year before current fiscal year	1,907	1,165
Term loans by origination year, two years before current fiscal year	1,007	479
Term loans by origination year, three years before current fiscal year	408	274
Term loans by origination year, four years before current fiscal year	225	276
Term loans by origination year, more than five years before current fiscal year	266	87
Revolving loans	0	0
Revolving loans converted to term loans	0	0
Loans	4,459	4,489
Auto Loan [Member] | FICO less than 600 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	253	1,581
Term loans by origination year, fiscal year before current fiscal year	1,620	1,357
Term loans by origination year, two years before current fiscal year	1,219	730
Term loans by origination year, three years before current fiscal year	627	463
Term loans by origination year, four years before current fiscal year	377	533
Term loans by origination year, more than five years before current fiscal year	522	186
Revolving loans	0	0
Revolving loans converted to term loans	0	0
Loans	4,618	4,850
Auto Loan [Member] | No FICO available [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	13
Term loans by origination year, fiscal year before current fiscal year	21	37
Term loans by origination year, two years before current fiscal year	44	5
Term loans by origination year, three years before current fiscal year	9	10
Term loans by origination year, four years before current fiscal year	12	18
Term loans by origination year, more than five years before current fiscal year	29	10
Revolving loans	0	0
Revolving loans converted to term loans	0	0
Loans	115	93
Other revolving credit and installment [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	412	1,410
Term loans by origination year, fiscal year before current fiscal year	1,209	1,399
Term loans by origination year, two years before current fiscal year	1,186	587
Term loans by origination year, three years before current fiscal year	477	265
Term loans by origination year, four years before current fiscal year	199	61
Term loans by origination year, more than five years before current fiscal year	215	200
Revolving loans	21,057	20,296
Revolving loans converted to term loans	170	191
Loans	24,925	24,409
Other revolving credit and installment [Member] | FICO 800 or more [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	126	353
Term loans by origination year, fiscal year before current fiscal year	304	287
Term loans by origination year, two years before current fiscal year	247	94
Term loans by origination year, three years before current fiscal year	76	35
Term loans by origination year, four years before current fiscal year	24	10
Term loans by origination year, more than five years before current fiscal year	72	71
Revolving loans	2,072	2,249
Revolving loans converted to term loans	21	21
Loans	2,942	3,120
Other revolving credit and installment [Member] | FICO 760-799 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	121	342
Term loans by origination year, fiscal year before current fiscal year	285	279
Term loans by origination year, two years before current fiscal year	228	93
Term loans by origination year, three years before current fiscal year	74	29
Term loans by origination year, four years before current fiscal year	22	10
Term loans by origination year, more than five years before current fiscal year	36	34
Revolving loans	1,029	1,110
Revolving loans converted to term loans	14	16
Loans	1,809	1,913
Other revolving credit and installment [Member] | FICO 720-759 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	85	262
Term loans by origination year, fiscal year before current fiscal year	207	258
Term loans by origination year, two years before current fiscal year	210	107
Term loans by origination year, three years before current fiscal year	83	35
Term loans by origination year, four years before current fiscal year	26	11
Term loans by origination year, more than five years before current fiscal year	32	30
Revolving loans	812	915
Revolving loans converted to term loans	24	26
Loans	1,479	1,644
Other revolving credit and installment [Member] | FICO 680-719 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	45	156
Term loans by origination year, fiscal year before current fiscal year	135	213
Term loans by origination year, two years before current fiscal year	177	99
Term loans by origination year, three years before current fiscal year	80	36
Term loans by origination year, four years before current fiscal year	27	11
Term loans by origination year, more than five years before current fiscal year	24	24
Revolving loans	702	798
Revolving loans converted to term loans	24	31
Loans	1,214	1,368
Other revolving credit and installment [Member] | FICO 640-679 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	13	71
Term loans by origination year, fiscal year before current fiscal year	58	112
Term loans by origination year, two years before current fiscal year	90	59
Term loans by origination year, three years before current fiscal year	43	21
Term loans by origination year, four years before current fiscal year	15	7
Term loans by origination year, more than five years before current fiscal year	15	10
Revolving loans	359	415
Revolving loans converted to term loans	24	23
Loans	617	718
Other revolving credit and installment [Member] | FICO 600-639 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	2	18
Term loans by origination year, fiscal year before current fiscal year	17	36
Term loans by origination year, two years before current fiscal year	30	22
Term loans by origination year, three years before current fiscal year	16	9
Term loans by origination year, four years before current fiscal year	7	4
Term loans by origination year, more than five years before current fiscal year	8	8
Revolving loans	133	151
Revolving loans converted to term loans	12	13
Loans	225	261
Other revolving credit and installment [Member] | FICO less than 600 [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	2	13
Term loans by origination year, fiscal year before current fiscal year	14	41
Term loans by origination year, two years before current fiscal year	35	30
Term loans by origination year, three years before current fiscal year	23	12
Term loans by origination year, four years before current fiscal year	9	5
Term loans by origination year, more than five years before current fiscal year	10	7
Revolving loans	150	161
Revolving loans converted to term loans	17	18
Loans	260	287
Other revolving credit and installment [Member] | No FICO available [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	18	195
Term loans by origination year, fiscal year before current fiscal year	189	173
Term loans by origination year, two years before current fiscal year	169	83
Term loans by origination year, three years before current fiscal year	82	88
Term loans by origination year, four years before current fiscal year	69	3
Term loans by origination year, more than five years before current fiscal year	18	16
Revolving loans	1,146	1,248
Revolving loans converted to term loans	34	43
Loans	1,725	1,849
Other revolving credit and installment [Member] | FICO not required [Member] | Non-government insured/guaranteed [Member]
Loans by FICO [Abstract]
Term loans by origination year, current fiscal year	0	0
Term loans by origination year, fiscal year before current fiscal year	0	0
Term loans by origination year, two years before current fiscal year	0	0
Term loans by origination year, three years before current fiscal year	0	0
Term loans by origination year, four years before current fiscal year	0	0
Term loans by origination year, more than five years before current fiscal year	0	0
Revolving loans	14,654	13,249
Revolving loans converted to term loans	0	0
Loans	$ 14,654	$ 13,249