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Derivative Financial Instruments (Tables) | 6 Months Ended
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Jun. 30, 2017
Automotive [Member] |
Derivative [Line Items] |
Schedule of Notional Amounts for Derivative Financial Instruments | The following table presents the notional amounts based on fair value asset or liability positions of derivative financial instruments in our automotive operations:
| Fair Value Level |  | June 30, 2017 |  | December 31, 2016
Derivatives designated as hedges(a) |  |  |  |  |
Assets |  |  |  |  |
Net investment hedges – foreign currency | 2 |  | $ | 1,583 |  |  | $ | — |
Cash flow hedges |  |  |  |  |
Foreign currency | 2 |  | — |  |  | 803 |
Commodity | 2 |  | 160 |  |  | 106 |
Total cash flow hedges |  |  | 160 |  |  | 909 |
Total assets |  |  | $ | 1,743 |  |  | $ | 909 |
Derivatives not designated as hedges(a) |  |  |  |  |
Assets |  |  |  |  |
Foreign currency | 2 |  | $ | 4,295 |  |  | $ | 4,483 |
Commodity | 2 |  | 723 |  |  | 1,061 |
Total assets |  |  | $ | 5,018 |  |  | $ | 5,544 |
Liabilities |  |  |  |  |
Foreign currency | 2 |  | $ | 2,173 |  |  | $ | 470 |
Interest rate swaps | 2 |  | 6,193 |  |  | — |
Commodity | 2 |  | 307 |  |  | 181 |
Total liabilities |  |  | $ | 8,673 |  |  | $ | 651 |
__________
(a) | The fair value of these derivative instruments at June 30, 2017 and December 31, 2016 as well as the gains/losses included in our condensed consolidated income statements and statements of comprehensive income for the three and six months ended June 30, 2017 and 2016 were insignificant.
GM Financial [Member] |
Derivative [Line Items] |
Schedule of Notional Amounts for Derivative Financial Instruments | The following table presents the notional amounts based on fair value asset or liability positions of GM Financial's derivative financial instruments:
| Fair Value Level |  | June 30, 2017 |  | December 31, 2016
Derivatives designated as hedges(a) |  |  |  |  |
Assets |  |  |  |  |
Fair value hedges – interest rate swaps | 2 |  | $ | 2,500 |  |  | $ | — |
Cash flow hedges |  |  |  |  |
Interest rate swaps | 2/3 |  | 2,466 |  |  | 3,070 |
Foreign currency | 2 |  | 855 |  |  | — |
Total cash flow hedges |  |  | 3,321 |  |  | 3,070 |
Total assets |  |  | $ | 5,821 |  |  | $ | 3,070 |
Liabilities |  |  |  |  |
Fair value hedges – interest rate swaps(b) | 2 |  | $ | 8,854 |  |  | $ | 7,700 |
Cash flow hedges |  |  |  |  |
Interest rate swaps | 2/3 |  | 456 |  |  | 500 |
Foreign currency | 2 |  | — |  |  | 791 |
Total cash flow hedges |  |  | 456 |  |  | 1,291 |
Total liabilities |  |  | $ | 9,310 |  |  | $ | 8,991 |
Derivatives not designated as hedges(a) |  |  |  |  |
Assets |  |  |  |  |
Interest rate swaps | 2/3 |  | $ | 24,881 |  |  | $ | 7,959 |
Interest rate caps and floors | 2 |  | 15,347 |  |  | 9,698 |
Foreign currency | 2 |  | 1,141 |  |  | — |
Total assets |  |  | $ | 41,369 |  |  | $ | 17,657 |
Liabilities |  |  |  |  |
Interest rate swaps | 2/3 |  | $ | 17,746 |  |  | $ | 6,170 |
Interest rate caps and floors | 2 |  | 17,714 |  |  | 12,146 |
Foreign currency | 2 |  | 331 |  |  | — |
Total liabilities |  |  | $ | 35,791 |  |  | $ | 18,316 |
__________
(a) | The fair value of these derivative instruments at June 30, 2017 and December 31, 2016 as well as the gains/losses included in our condensed consolidated income statements and statements of comprehensive income for the three and six months ended June 30, 2017 and 2016 were insignificant.
(b) | The fair value of these derivative instruments was $238 million and $276 million at June 30, 2017 and December 31, 2016.

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- Definition Tabular disclosure of the notional amounts of outstanding derivative positions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5579245-113959 + Details
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