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Loans and Related Allowance for Credit Losses (Credit Quality Indicators for Automobile, Credit Card, Education and Other Consumer Loan Classes) (Details) - USD ($) $ in Millions | 6 Months Ended |
--- | --- | ---
Jun. 30, 2023 | Dec. 31, 2022
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Total loans, net | [1] | $ 321,761 | $ 326,025
Updated FICO scores |  |  |
Gross charge-offs |  |  |
Year two |  | 10 |
Year three |  | 12 |
Year four |  | 9 |
Year five |  | 17 |
Prior |  | 13 |
Total |  | 61 |
Updated FICO scores | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 3,384 | 5,139
Year two |  | 4,353 | 4,424
Year three |  | 3,621 | 2,054
Year four |  | 1,575 | 2,067
Year five |  | 1,475 | 878
Prior |  | 657 | 274
Total loans, net |  | 15,065 | 14,836
Updated FICO scores | Greater than or equal to 780 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 1,706 | 2,390
Year two |  | 1,907 | 2,162
Year three |  | 1,846 | 922
Year four |  | 728 | 760
Year five |  | 554 | 241
Prior |  | 180 | 75
Total loans, net |  | 6,921 | 6,550
Updated FICO scores | 720 to 779 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 1,066 | 1,702
Year two |  | 1,426 | 1,312
Year three |  | 1,005 | 561
Year four |  | 411 | 538
Year five |  | 374 | 222
Prior |  | 160 | 69
Total loans, net |  | 4,442 | 4,404
Updated FICO scores | 660 to 719 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 538 | 854
Year two |  | 766 | 660
Year three |  | 510 | 341
Year four |  | 251 | 401
Year five |  | 275 | 187
Prior |  | 137 | 56
Total loans, net |  | 2,477 | 2,499
Updated FICO scores | Less than 660 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 74 | 193
Year two |  | 254 | 290
Year three |  | 260 | 230
Year four |  | 185 | 368
Year five |  | 272 | 228
Prior |  | 180 | 74
Total loans, net |  | 1,225 | 1,383
Credit card |  |  |
Gross charge-offs |  |  |
Revolving Loans |  | 141 |
Revolving Loans Converted to Term |  | 13 |
Total |  | 154 |
Credit card | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Revolving Loans |  | 7,032 | 7,010
Revolving Loans Converted to Term |  | 60 | 59
Total loans, net |  | 7,092 | 7,069
Credit card | Greater than or equal to 780 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Revolving Loans |  | 1,954 | 1,954
Revolving Loans Converted to Term |  | 1 | 2
Total loans, net |  | 1,955 | 1,956
Credit card | 720 to 779 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Revolving Loans |  | 2,022 | 1,994
Revolving Loans Converted to Term |  | 5 | 6
Total loans, net |  | 2,027 | 2,000
Credit card | 660 to 719 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Revolving Loans |  | 1,967 | 1,957
Revolving Loans Converted to Term |  | 13 | 13
Total loans, net |  | 1,980 | 1,970
Credit card | Less than 660 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Revolving Loans |  | 983 | 1,001
Revolving Loans Converted to Term |  | 38 | 35
Total loans, net |  | 1,021 | 1,036
Credit card | No FICO score available or required | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Revolving Loans |  | 106 | 104
Revolving Loans Converted to Term |  | 3 | 3
Total loans, net |  | 109 | 107
Education |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 40 | 126
Year two |  | 170 | 97
Year three |  | 89 | 88
Year four |  | 79 | 105
Year five |  | 95 | 85
Prior |  | 1,585 | 1,672
Total loans, net |  | 2,058 | 2,173
Gross charge-offs |  |  |
Year four |  | 1 |
Year five |  | 1 |
Prior |  | 7 |
Total |  | 9 |
Education | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 40 | 126
Year two |  | 170 | 97
Year three |  | 89 | 88
Year four |  | 79 | 105
Year five |  | 95 | 85
Prior |  | 603 | 584
Total loans, net |  | 1,076 | 1,085
Education | Greater than or equal to 780 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 15 | 42
Year two |  | 94 | 53
Year three |  | 50 | 48
Year four |  | 44 | 61
Year five |  | 56 | 51
Prior |  | 373 | 357
Total loans, net |  | 632 | 612
Education | 720 to 779 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 14 | 39
Year two |  | 51 | 27
Year three |  | 26 | 24
Year four |  | 22 | 30
Year five |  | 27 | 24
Prior |  | 147 | 143
Total loans, net |  | 287 | 287
Education | 660 to 719 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 6 | 21
Year two |  | 16 | 8
Year three |  | 7 | 8
Year four |  | 7 | 9
Year five |  | 8 | 8
Prior |  | 59 | 59
Total loans, net |  | 103 | 113
Education | Less than 660 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 1 | 4
Year two |  | 3 | 1
Year three |  | 1 | 1
Year four |  | 1 | 2
Year five |  | 2 | 2
Prior |  | 23 | 24
Total loans, net |  | 31 | 34
Education | No FICO score available or required | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 4 | 20
Year two |  | 6 | 8
Year three |  | 5 | 7
Year four |  | 5 | 3
Year five |  | 2 |
Prior |  | 1 | 1
Total loans, net |  | 23 | 39
Education | Other internal credit metrics |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Prior |  | 982 | 1,088
Total loans, net |  | 982 | 1,088
Other consumer |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 418 | 912
Year two |  | 738 | 420
Year three |  | 304 | 266
Year four |  | 165 | 248
Year five |  | 200 | 89
Prior |  | 97 | 76
Revolving Loans |  | 2,611 | 2,995
Revolving Loans Converted to Term |  | 22 | 20
Total loans, net |  | 4,555 | 5,026
Gross charge-offs |  |  |
Year one |  | 32 |
Year two |  | 9 |
Year three |  | 10 |
Year four |  | 8 |
Year five |  | 9 |
Prior |  | 5 |
Revolving Loans |  | 6 |
Revolving Loans Converted to Term |  | 1 |
Total |  | 80 |
Other consumer | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 397 | 787
Year two |  | 622 | 377
Year three |  | 273 | 226
Year four |  | 146 | 214
Year five |  | 126 | 82
Prior |  | 71 | 47
Revolving Loans |  | 253 | 275
Revolving Loans Converted to Term |  | 7 | 8
Total loans, net |  | 1,895 | 2,016
Other consumer | Greater than or equal to 780 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 136 | 224
Year two |  | 183 | 97
Year three |  | 69 | 53
Year four |  | 34 | 46
Year five |  | 27 | 14
Prior |  | 19 | 18
Revolving Loans |  | 41 | 47
Revolving Loans Converted to Term |  | 2 | 2
Total loans, net |  | 511 | 501
Other consumer | 720 to 779 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 186 | 302
Year two |  | 224 | 122
Year three |  | 85 | 68
Year four |  | 41 | 62
Year five |  | 35 | 20
Prior |  | 19 | 15
Revolving Loans |  | 82 | 89
Revolving Loans Converted to Term |  | 1 | 2
Total loans, net |  | 673 | 680
Other consumer | 660 to 719 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 70 | 229
Year two |  | 166 | 110
Year three |  | 80 | 68
Year four |  | 45 | 66
Year five |  | 39 | 28
Prior |  | 19 | 8
Revolving Loans |  | 88 | 95
Revolving Loans Converted to Term |  | 2 | 2
Total loans, net |  | 509 | 606
Other consumer | Less than 660 | Using FICO Credit Metric |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 5 | 32
Year two |  | 49 | 48
Year three |  | 39 | 37
Year four |  | 26 | 40
Year five |  | 25 | 20
Prior |  | 14 | 6
Revolving Loans |  | 42 | 44
Revolving Loans Converted to Term |  | 2 | 2
Total loans, net |  | 202 | 229
Other consumer | Other internal credit metrics |  |  |
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract] |  |  |
Year one |  | 21 | 125
Year two |  | 116 | 43
Year three |  | 31 | 40
Year four |  | 19 | 34
Year five |  | 74 | 7
Prior |  | 26 | 29
Revolving Loans |  | 2,358 | 2,720
Revolving Loans Converted to Term |  | 15 | 12
Total loans, net |  | $ 2,660 | $ 3,010
[1] | Our consolidated assets included the following for which we have elected the fair value option: Loans held for sale of $0.8 billion, Loans held for investment of $1.3 billion and Other assets of $0.1 billion at June 30, 2023. Comparable amounts at December 31, 2022 were $0.9 billion, $1.3 billion and $0.1 billion, respectively.

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