Automotive and GM Financial Debt Interest Expense and LT Debt Maturities (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
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| Debt Instrument [Line Items] | |||
| Total interest expense | $ 3,880 | $ 3,141 | $ 2,535 |
| 2019 | 31,994 | ||
| 2020 | 23,742 | ||
| 2021 | 15,543 | ||
| 2022 | 7,479 | ||
| 2023 | 6,627 | ||
| Thereafter | 20,763 | ||
| Total | 106,148 | ||
| Automotive [Member] | |||
| Debt Instrument [Line Items] | |||
| Total interest expense | 655 | 575 | 563 |
| 2019 | 949 | ||
| 2020 | 589 | ||
| 2021 | 505 | ||
| 2022 | 49 | ||
| 2023 | 1,544 | ||
| Thereafter | 10,826 | ||
| Total | 14,462 | ||
| Future interest payments on capital lease obligations | 565 | ||
| GM Financial [Member] | |||
| Debt Instrument [Line Items] | |||
| Financing interest expense | 3,225 | $ 2,566 | $ 1,972 |
| 2019 | 31,045 | ||
| 2020 | 23,153 | ||
| 2021 | 15,038 | ||
| 2022 | 7,430 | ||
| 2023 | 5,083 | ||
| Thereafter | 9,937 | ||
| Total | $ 91,686 | ||
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- Definition Amount necessary to reduce net minimum lease payments to present value for capital leases. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition This element represents interest incurred for borrowed money which was used to produce goods or render services. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of the cost of borrowed funds accounted for as interest expense. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of long-term debt and capital lease obligations including current maturities. No definition available.
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- Definition Principal amount of long-term debt and capital lease obligation maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. No definition available.
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- Definition Principal amount of long-term debt and capital lease obligation maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. No definition available.
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- Definition Principal amount of long-term debt and capital lease obligation maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. No definition available.
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- Definition Principal amount of long-term debt and capital lease obligation maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. No definition available.
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- Definition Principal amount of long-term debt and capital lease obligation maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. No definition available.
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- Definition Principal amount of long-term debt and capital lease obligation maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. No definition available.
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