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Derivative Financial Instruments (Tables) | 3 Months Ended
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Mar. 31, 2017
Automotive [Member] |
Derivative [Line Items] |
Schedule of Notional Amounts for Derivative Financial Instruments | The following table presents the notional amounts for derivative financial instruments in our automotive operations:
| Fair Value Level |  | March 31, 2017 |  | December 31, 2016
Derivatives designated as hedges |  |  |  |  |
Assets |  |  |  |  |
Net investment hedges - foreign currency(a)(b)(c) | 2 |  | $ | 1,490 |  |  | $ | — |
Cash flow hedges |  |  |  |  |
Foreign currency(a)(b)(c) | 2 |  | 732 |  |  | 803 |
Commodity(a)(b)(c) | 2 |  | 279 |  |  | 106 |
Total cash flow hedges |  |  | 1,011 |  |  | 909 |
Total assets |  |  | $ | 2,501 |  |  | $ | 909 |
Derivatives not designated as hedges |  |  |  |  |
Assets |  |  |  |  |
Foreign currency(a)(b) | 2/3 |  | $ | 4,200 |  |  | $ | 4,605 |
Interest rate swaps(a)(b) | 2 |  | 5,808 |  |  | — |
Commodity(a)(b) | 2 |  | 1,177 |  |  | 1,061 |
Total assets |  |  | $ | 11,185 |  |  | $ | 5,666 |
Liabilities |  |  |  |  |
Foreign currency(a)(b) | 2 |  | $ | 2,083 |  |  | $ | 470 |
Commodity(a)(b) | 2 |  | 364 |  |  | 181 |
Total liabilities |  |  | $ | 2,447 |  |  | $ | 651 |
__________
(a) | The fair value of these derivative instruments was insignificant at March 31, 2017 and December 31, 2016.
(b) | The gains and losses on these derivative instruments included in the condensed consolidated income statements were insignificant for the three months ended March 31, 2017 and 2016.
(c) | The gains and losses on these derivative financial instruments included in Accumulated other comprehensive loss were insignificant at March 31, 2017 and December 31, 2016. The gains and losses on these derivative financial instruments included in the condensed consolidated statements of comprehensive income were insignificant for the three months ended March 31, 2017 and 2016.
GM Financial [Member] |
Derivative [Line Items] |
Schedule of Notional Amounts for Derivative Financial Instruments | The following table presents the notional amounts for GM Financial's derivative financial instruments:
| Fair Value Level |  | March 31, 2017 |  | December 31, 2016
Derivatives designated as hedges |  |  |  |  |
Assets |  |  |  |  |
Cash flow hedges - interest rate swaps(a)(b)(c) | 2/3 |  | $ | 3,597 |  |  | $ | 3,542 |
Liabilities |  |  |  |  |
Fair value hedges - interest rate swaps(b)(d) | 2 |  | $ | 8,950 |  |  | $ | 7,700 |
Cash flow hedges |  |  |  |  |
Interest rate swaps(a)(b)(c) | 2/3 |  | 717 |  |  | 1,280 |
Foreign currency(a)(b)(c) | 2 |  | 802 |  |  | 791 |
Total liabilities |  |  | $ | 10,469 |  |  | $ | 9,771 |
Derivatives not designated as hedges |  |  |  |  |
Assets |  |  |  |  |
Interest rate swaps(a)(b) | 2/3 |  | $ | 15,455 |  |  | $ | 8,667 |
Interest rate caps and floors(a)(b) | 2 |  | 13,369 |  |  | 10,469 |
Foreign currency(a)(b) | 2 |  | 617 |  |  | 1,576 |
Total assets |  |  | $ | 29,441 |  |  | $ | 20,712 |
Liabilities |  |  |  |  |
Interest rate swaps(a)(b) | 2/3 |  | $ | 14,225 |  |  | $ | 8,337 |
Interest rate caps and floors(a)(b) | 2 |  | 15,101 |  |  | 12,146 |
Foreign currency(a)(b) | 2 |  | 1,412 |  |  | 119 |
Total liabilities |  |  | $ | 30,738 |  |  | $ | 20,602 |
__________
(a) | The fair value of these derivative instruments was insignificant at March 31, 2017 and December 31, 2016.
(b) | The gains and losses on these derivative instruments included in the condensed consolidated income statements were insignificant for the three months ended March 31, 2017 and 2016.
(c) | The gains and losses on these derivative financial instruments included in Accumulated other comprehensive loss were insignificant at March 31, 2017 and December 31, 2016. The gains and losses on these derivative financial instruments included in the condensed consolidated statements of comprehensive income were insignificant for the three months ended March 31, 2017 and 2016.
(d) | The fair value of these derivative instruments was $317 million and $276 million at March 31, 2017 and December 31, 2016.

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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. + References No definition available. + Details
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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=64837297&loc=SL5579245-113959 + Details
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