Finance Receivables - Credit Quality and Impaired Receivables (Details) - USD ($) $ in Millions | 3 Months Ended | |
Mar. 31, 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 | $ 111,977 | 114,830 |
Dealer Financing [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Past Due | 34 | 62 |
Consumer Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Originated Five or More Years before Latest Fiscal Year | 2,289 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 5,207 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 11,243 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 19,525 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 26,425 | |
Financing Receivable, Originated in Current Fiscal Year | 6,217 | |
Financing Receivables | $ 70,906 | |
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 | $ 37,359 | |
Financing Receivables | 41,071 | 40,855 |
Commercial Portfolio Segment [Member] | Group I | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Revolving | 29,438 | |
Commercial Portfolio Segment [Member] | Group II | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Revolving | 5,886 | |
Commercial Portfolio Segment [Member] | Group III | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Revolving | 1,943 | |
Commercial Portfolio Segment [Member] | Group IV | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivable, Revolving | 92 | |
Commercial Portfolio Segment [Member] | Commercial Portfolio Segment [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 39,104 | |
Commercial Portfolio Segment [Member] | Commercial Portfolio Segment [Member] | Group I | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 30,933 | |
Commercial Portfolio Segment [Member] | Commercial Portfolio Segment [Member] | Group II | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 6,058 | |
Commercial Portfolio Segment [Member] | Commercial Portfolio Segment [Member] | Group III | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 2,012 | |
Commercial Portfolio Segment [Member] | Commercial Portfolio Segment [Member] | Group IV | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 101 | |
Commercial Portfolio Segment [Member] | Wholesale and Dealer Loans [Member] | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 39,104 | 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 | 1,745 | |
Wholesale and Dealer Loans [Member] | Group I | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 1,495 | |
Wholesale and Dealer Loans [Member] | Group II | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 172 | |
Wholesale and Dealer Loans [Member] | Group III | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 69 | |
Wholesale and Dealer Loans [Member] | Group IV | | |
Accounts, Notes, Loans and Financing Receivable [Line Items] | | |
Financing Receivables | 9 | |
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 | 2,181 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 5,084 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 11,062 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 19,291 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 26,245 | |
Financing Receivable, Originated in Current Fiscal Year | 6,206 | |
Financing Receivables | 70,069 | |
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 | 718 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 178 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 186 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 307 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 168 | |
Financing Receivable, Originated in Current Fiscal Year | 188 | |
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 | 79 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 95 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 139 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 185 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 143 | |
Financing Receivable, Originated in Current Fiscal Year | 10 | |
Financing Receivables | 651 | |
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 | 676 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 147 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 154 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 276 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 120 | |
Financing Receivable, Originated in Current Fiscal Year | 122 | |
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 | 13 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 21 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 36 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 43 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 35 | |
Financing Receivable, Originated in Current Fiscal Year | 1 | |
Financing Receivables | 149 | |
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 | 31 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 30 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 28 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 14 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 24 | |
Financing Receivable, Originated in Current Fiscal Year | 45 | |
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 | 16 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 7 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 6 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 6 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 2 | |
Financing Receivable, Originated in Current Fiscal Year | 0 | |
Financing Receivables | 37 | |
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 | 22 | |
Financing Receivable, Originated in Current Fiscal Year | 17 | |
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 | 108 | |
Financing Receivable, Originated Four Years before Latest Fiscal Year | 123 | |
Financing Receivable, Originated Three Years before Latest Fiscal Year | 181 | |
Financing Receivable, Originated Two Years before Latest Fiscal Year | 234 | |
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year | 180 | |
Financing Receivable, Originated in Current Fiscal Year | 11 | |
Financing Receivables | 837 | |
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 | 1 | |
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 | |