Finance Receivables - Credit Quality and Impaired Receivables (Details) - USD ($) $ in Millions | 6 Months Ended | |
Jun. 30, 2020 | Dec. 31, 2019 |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Non-Accrual of Revenue | P90D | |
Contract with Customer, Asset, Past Due | | $ 1,040 |
Contract with Customer, Asset, Not Past Due | | 72,935 |
Contract with Customer, Asset, before Allowance for Credit Loss | | 73,975 |
Financing Receivables | $ 105,203 | 114,830 |
Dealer Financing [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Past Due | 143 | 62 |
Consumer Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Originated Five or More Years before Latest Fiscal Year | 1,699 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 4,286 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 9,732 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 17,663 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 24,600 | |
Financing Receivable, Originated in Current Fiscal Year | 16,913 | |
Financing Receivables | $ 74,893 | |
Consumer Segment [Member] | Pass [Member] | Maximum [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Finance Receivables Credit Quality Ratings Term Range | 60 days | |
Consumer Segment [Member] | Special Mention [Member] | Minimum [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Finance Receivables Credit Quality Ratings Term Range | 61 days | |
Consumer Segment [Member] | Special Mention [Member] | Maximum [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Finance Receivables Credit Quality Ratings Term Range | 120 days | |
Consumer Segment [Member] | Substandard [Member] | Minimum [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Finance Receivables Credit Quality Ratings Term Range | 120 days | |
Commercial Portfolio Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Revolving | $ 26,746 | |
Financing Receivables | 30,310 | 40,855 |
Commercial Portfolio Segment [Member] | Group I | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Revolving | 19,378 | |
Commercial Portfolio Segment [Member] | Group II | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Revolving | 5,317 | |
Commercial Portfolio Segment [Member] | Group III | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Revolving | 1,908 | |
Commercial Portfolio Segment [Member] | Group IV | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Revolving | 143 | |
Commercial Portfolio Segment [Member] | Commercial Portfolio Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 28,460 | |
Commercial Portfolio Segment [Member] | Commercial Portfolio Segment [Member] | Group I | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 20,833 | |
Commercial Portfolio Segment [Member] | Commercial Portfolio Segment [Member] | Group II | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 5,501 | |
Commercial Portfolio Segment [Member] | Commercial Portfolio Segment [Member] | Group III | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 1,972 | |
Commercial Portfolio Segment [Member] | Commercial Portfolio Segment [Member] | Group IV | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 154 | |
Commercial Portfolio Segment [Member] | Wholesale and Dealer Loans [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 28,460 | 38,910 |
Commercial Portfolio Segment [Member] | Wholesale and Dealer Loans [Member] | Group I | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | | 31,206 |
Commercial Portfolio Segment [Member] | Wholesale and Dealer Loans [Member] | Group II | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | | 5,407 |
Commercial Portfolio Segment [Member] | Wholesale and Dealer Loans [Member] | Group III | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | | 2,108 |
Commercial Portfolio Segment [Member] | Wholesale and Dealer Loans [Member] | Group IV | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | | 189 |
Wholesale and Dealer Loans [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 1,714 | |
Wholesale and Dealer Loans [Member] | Group I | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 1,455 | |
Wholesale and Dealer Loans [Member] | Group II | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 184 | |
Wholesale and Dealer Loans [Member] | Group III | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 64 | |
Wholesale and Dealer Loans [Member] | Group IV | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 11 | |
Financial Asset, 1 to 29 Days Past Due [Member] | Consumer Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Originated Five or More Years before Latest Fiscal Year | 1,631 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 4,202 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 9,593 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 17,475 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 24,430 | |
Financing Receivable, Originated in Current Fiscal Year | 16,872 | |
Financing Receivables | 74,203 | |
Financial Asset, 1 to 29 Days Past Due [Member] | Commercial Portfolio Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Originated Five or More Years before Latest Fiscal Year | 657 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 167 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 180 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 256 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 113 | |
Financing Receivable, Originated in Current Fiscal Year | 341 | |
Financing Receivables, 31-60 Days Past Due [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Contract with Customer, Asset, Past Due | | 839 |
Financing Receivables, 31-60 Days Past Due [Member] | Consumer Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Originated Five or More Years before Latest Fiscal Year | 45 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 60 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 98 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 135 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 124 | |
Financing Receivable, Originated in Current Fiscal Year | 31 | |
Financing Receivables | 493 | |
Financing Receivables, 31-60 Days Past Due [Member] | Commercial Portfolio Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Originated Five or More Years before Latest Fiscal Year | 608 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 132 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 159 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 221 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 98 | |
Financing Receivable, Originated in Current Fiscal Year | 237 | |
Financing Receivables, 61-120 Days past due [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Contract with Customer, Asset, Past Due | | 166 |
Financing Receivables, 61-120 Days past due [Member] | Consumer Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Originated Five or More Years before Latest Fiscal Year | 9 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 17 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 33 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 44 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 40 | |
Financing Receivable, Originated in Current Fiscal Year | 10 | |
Financing Receivables | 153 | |
Financing Receivables, 61-120 Days past due [Member] | Commercial Portfolio Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Originated Five or More Years before Latest Fiscal Year | 38 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 32 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 17 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 18 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 7 | |
Financing Receivable, Originated in Current Fiscal Year | 72 | |
Financing Receivables, Greater Than 120 Days Past Due [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Contract with Customer, Asset, Past Due | | $ 35 |
Financing Receivables, Greater Than 120 Days Past Due [Member] | Consumer Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Originated Five or More Years before Latest Fiscal Year | 14 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 7 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 8 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 9 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 6 | |
Financing Receivable, Originated in Current Fiscal Year | 0 | |
Financing Receivables | 44 | |
Financing Receivables, Greater Than 120 Days Past Due [Member] | Commercial Portfolio Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Originated Five or More Years before Latest Fiscal Year | 9 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 0 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 4 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 17 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 6 | |
Financing Receivable, Originated in Current Fiscal Year | 28 | |
Total past due [Member] | Consumer Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Originated Five or More Years before Latest Fiscal Year | 68 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 84 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 139 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 188 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 170 | |
Financing Receivable, Originated in Current Fiscal Year | 41 | |
Financing Receivables | 690 | |
Total past due [Member] | Commercial Portfolio Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Originated Five or More Years before Latest Fiscal Year | 2 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 3 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 0 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 0 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 2 | |
Financing Receivable, Originated in Current Fiscal Year | $ 4 | |