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Finance Receivables and Loans, Net (Financing Receivable Credit Quality Indicators Consumer) (Details) - USD ($) $ in Millions | Mar. 31, 2024 | Dec. 31, 2023
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Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total finance receivables and loans | $ 137,960 | $ 139,439
Consumer |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total finance receivables and loans | 103,809 | 104,977
Consumer | Consumer automotive, excludes basis adjustment |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 8,558 | 31,450
Year two, originated, fiscal year before current fiscal year | 28,638 | 25,350
Year three, originated, two years before current fiscal year | 22,802 | 15,373
Year four, originated, three years before current fiscal year | 13,571 | 6,555
Year five, originated, four years before current fiscal year | 5,578 | 3,587
Originated, more than five years before current fiscal year | 4,419 | 2,071
Revolving loans | 0 | 0
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 83,566 | 84,386
Liability excluded from amortized cost of hedged asset, portfolio layer method | 160 | 66
Consumer | Consumer mortgage |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 34 | 153
Year two, originated, fiscal year before current fiscal year | 149 | 2,181
Year three, originated, two years before current fiscal year | 2,160 | 10,396
Year four, originated, three years before current fiscal year | 10,273 | 1,843
Year five, originated, four years before current fiscal year | 1,821 | 752
Originated, more than five years before current fiscal year | 3,849 | 3,178
Revolving loans | 137 | 145
Revolving loans converted to term | 18 | 19
Total finance receivables and loans | 18,441 | 18,667
Consumer | Mortgage Finance |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 34 | 153
Year two, originated, fiscal year before current fiscal year | 149 | 2,181
Year three, originated, two years before current fiscal year | 2,160 | 10,396
Year four, originated, three years before current fiscal year | 10,273 | 1,843
Year five, originated, four years before current fiscal year | 1,821 | 752
Originated, more than five years before current fiscal year | 3,790 | 3,117
Revolving loans | 0 | 0
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 18,227 | 18,442
Consumer | Mortgage — Legacy |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 0
Year two, originated, fiscal year before current fiscal year | 0 | 0
Year three, originated, two years before current fiscal year | 0 | 0
Year four, originated, three years before current fiscal year | 0 | 0
Year five, originated, four years before current fiscal year | 0 | 0
Originated, more than five years before current fiscal year | 59 | 61
Revolving loans | 137 | 145
Revolving loans converted to term | 18 | 19
Total finance receivables and loans | 214 | 225
Consumer | Other |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 0
Year two, originated, fiscal year before current fiscal year | 0 | 0
Year three, originated, two years before current fiscal year | 0 | 0
Year four, originated, three years before current fiscal year | 0 | 0
Year five, originated, four years before current fiscal year | 0 | 0
Originated, more than five years before current fiscal year | 0 | 0
Revolving loans | 1,962 | 1,990
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 1,962 | 1,990
Consumer | Credit card receivables |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 0
Year two, originated, fiscal year before current fiscal year | 0 | 0
Year three, originated, two years before current fiscal year | 0 | 0
Year four, originated, three years before current fiscal year | 0 | 0
Year five, originated, four years before current fiscal year | 0 | 0
Originated, more than five years before current fiscal year | 0 | 0
Revolving loans | 1,962 | 1,990
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 1,962 | 1,990
Consumer Portfolio Segment, Excludes Basis Adjustment for Automotive Loans |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 8,592 | 31,603
Year two, originated, fiscal year before current fiscal year | 28,787 | 27,531
Year three, originated, two years before current fiscal year | 24,962 | 25,769
Year four, originated, three years before current fiscal year | 23,844 | 8,398
Year five, originated, four years before current fiscal year | 7,399 | 4,339
Originated, more than five years before current fiscal year | 8,268 | 5,249
Revolving loans | 2,099 | 2,135
Revolving loans converted to term | 18 | 19
Total finance receivables and loans | 103,969 | 105,043
Current | Consumer | Consumer automotive, excludes basis adjustment |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 8,543 | 30,677
Year two, originated, fiscal year before current fiscal year | 27,814 | 23,699
Year three, originated, two years before current fiscal year | 21,394 | 14,209
Year four, originated, three years before current fiscal year | 12,627 | 6,132
Year five, originated, four years before current fiscal year | 5,236 | 3,306
Originated, more than five years before current fiscal year | 4,062 | 1,876
Revolving loans | 0 | 0
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 79,676 | 79,899
Current | Consumer | Mortgage Finance |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 34 | 152
Year two, originated, fiscal year before current fiscal year | 149 | 2,170
Year three, originated, two years before current fiscal year | 2,148 | 10,374
Year four, originated, three years before current fiscal year | 10,256 | 1,836
Year five, originated, four years before current fiscal year | 1,817 | 747
Originated, more than five years before current fiscal year | 3,747 | 3,073
Revolving loans | 0 | 0
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 18,151 | 18,352
Current | Consumer | Mortgage — Legacy |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 0
Year two, originated, fiscal year before current fiscal year | 0 | 0
Year three, originated, two years before current fiscal year | 0 | 0
Year four, originated, three years before current fiscal year | 0 | 0
Year five, originated, four years before current fiscal year | 0 | 0
Originated, more than five years before current fiscal year | 50 | 51
Revolving loans | 133 | 142
Revolving loans converted to term | 16 | 17
Total finance receivables and loans | 199 | 210
Current | Consumer | Credit card receivables |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 0
Year two, originated, fiscal year before current fiscal year | 0 | 0
Year three, originated, two years before current fiscal year | 0 | 0
Year four, originated, three years before current fiscal year | 0 | 0
Year five, originated, four years before current fiscal year | 0 | 0
Originated, more than five years before current fiscal year | 0 | 0
Revolving loans | 1,808 | 1,828
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 1,808 | 1,828
30–59 days past due | Consumer | Consumer automotive, excludes basis adjustment |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 15 | 539
Year two, originated, fiscal year before current fiscal year | 556 | 1,041
Year three, originated, two years before current fiscal year | 874 | 739
Year four, originated, three years before current fiscal year | 598 | 270
Year five, originated, four years before current fiscal year | 218 | 181
Originated, more than five years before current fiscal year | 226 | 122
Revolving loans | 0 | 0
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 2,487 | 2,892
30–59 days past due | Consumer | Mortgage Finance |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 1
Year two, originated, fiscal year before current fiscal year | 0 | 8
Year three, originated, two years before current fiscal year | 10 | 14
Year four, originated, three years before current fiscal year | 12 | 3
Year five, originated, four years before current fiscal year | 1 | 3
Originated, more than five years before current fiscal year | 22 | 20
Revolving loans | 0 | 0
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 45 | 49
30–59 days past due | Consumer | Mortgage — Legacy |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 0
Year two, originated, fiscal year before current fiscal year | 0 | 0
Year three, originated, two years before current fiscal year | 0 | 0
Year four, originated, three years before current fiscal year | 0 | 0
Year five, originated, four years before current fiscal year | 0 | 0
Originated, more than five years before current fiscal year | 3 | 3
Revolving loans | 2 | 0
Revolving loans converted to term | 0 | 1
Total finance receivables and loans | 5 | 4
30–59 days past due | Consumer | Credit card receivables |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 0
Year two, originated, fiscal year before current fiscal year | 0 | 0
Year three, originated, two years before current fiscal year | 0 | 0
Year four, originated, three years before current fiscal year | 0 | 0
Year five, originated, four years before current fiscal year | 0 | 0
Originated, more than five years before current fiscal year | 0 | 0
Revolving loans | 33 | 39
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 33 | 39
60–89 days past due | Consumer | Consumer automotive, excludes basis adjustment |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 170
Year two, originated, fiscal year before current fiscal year | 191 | 443
Year three, originated, two years before current fiscal year | 388 | 303
Year four, originated, three years before current fiscal year | 247 | 109
Year five, originated, four years before current fiscal year | 87 | 68
Originated, more than five years before current fiscal year | 84 | 45
Revolving loans | 0 | 0
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 997 | 1,138
60–89 days past due | Consumer | Mortgage Finance |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 0
Year two, originated, fiscal year before current fiscal year | 0 | 2
Year three, originated, two years before current fiscal year | 1 | 4
Year four, originated, three years before current fiscal year | 1 | 3
Year five, originated, four years before current fiscal year | 0 | 0
Originated, more than five years before current fiscal year | 4 | 5
Revolving loans | 0 | 0
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 6 | 14
60–89 days past due | Consumer | Mortgage — Legacy |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year |  | 0
Year two, originated, fiscal year before current fiscal year |  | 0
Year three, originated, two years before current fiscal year |  | 0
Year four, originated, three years before current fiscal year |  | 0
Year five, originated, four years before current fiscal year |  | 0
Originated, more than five years before current fiscal year |  | 1
Revolving loans |  | 1
Revolving loans converted to term |  | 0
Total finance receivables and loans |  | 2
60–89 days past due | Consumer | Credit card receivables |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 0
Year two, originated, fiscal year before current fiscal year | 0 | 0
Year three, originated, two years before current fiscal year | 0 | 0
Year four, originated, three years before current fiscal year | 0 | 0
Year five, originated, four years before current fiscal year | 0 | 0
Originated, more than five years before current fiscal year | 0 | 0
Revolving loans | 30 | 34
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 30 | 34
90 or more days past due | Consumer | Consumer automotive, excludes basis adjustment |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 64
Year two, originated, fiscal year before current fiscal year | 77 | 167
Year three, originated, two years before current fiscal year | 146 | 122
Year four, originated, three years before current fiscal year | 99 | 44
Year five, originated, four years before current fiscal year | 37 | 32
Originated, more than five years before current fiscal year | 47 | 28
Revolving loans | 0 | 0
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 406 | 457
90 or more days past due | Consumer | Mortgage Finance |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 0
Year two, originated, fiscal year before current fiscal year | 0 | 1
Year three, originated, two years before current fiscal year | 1 | 4
Year four, originated, three years before current fiscal year | 4 | 1
Year five, originated, four years before current fiscal year | 3 | 2
Originated, more than five years before current fiscal year | 17 | 19
Revolving loans | 0 | 0
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | 25 | 27
90 or more days past due | Consumer | Mortgage — Legacy |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 0
Year two, originated, fiscal year before current fiscal year | 0 | 0
Year three, originated, two years before current fiscal year | 0 | 0
Year four, originated, three years before current fiscal year | 0 | 0
Year five, originated, four years before current fiscal year | 0 | 0
Originated, more than five years before current fiscal year | 6 | 6
Revolving loans | 2 | 2
Revolving loans converted to term | 2 | 1
Total finance receivables and loans | 10 | 9
90 or more days past due | Consumer | Credit card receivables |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Year one, originated, current fiscal year | 0 | 0
Year two, originated, fiscal year before current fiscal year | 0 | 0
Year three, originated, two years before current fiscal year | 0 | 0
Year four, originated, three years before current fiscal year | 0 | 0
Year five, originated, four years before current fiscal year | 0 | 0
Originated, more than five years before current fiscal year | 0 | 0
Revolving loans | 91 | 89
Revolving loans converted to term | 0 | 0
Total finance receivables and loans | $ 91 | $ 89

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