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Equipment on Operating Leases (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Property Subject to or Available for Operating Lease [Line Items] |  |  |
Equipment on operating leases, net | $ 42,882 | $ 34,342 |
Vehicles [Member] |  |  |
Property Subject to or Available for Operating Lease [Line Items] |  |  |
Equipment on operating leases | 53,947 | 41,851 |
Less: accumulated depreciation | (9,959) | (6,399) |
Equipment on operating leases, net | 43,988 | 35,452 |
Depreciation expense | 6,700 | 4,700 | $ 2,500
Vehicles [Member] | GM Financial [Member] |  |  |
Property Subject to or Available for Operating Lease [Line Items] |  |  |
Equipment on operating leases, net | 42,882 | $ 34,342 |
Minimum rental receipts under operating leases |  |  |
2018 | 6,848 |  |
2019 | 4,530 |  |
2020 | 1,759 |  |
2021 | 189 |  |
2022 | $ 12 |  |

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- Definition Future rental payments receivable within one year of the balance sheet date under an operating lease. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84164653&loc=d3e41551-112718 + Details
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- Definition Future rental payments receivable within the fifth year from the balance sheet date under an operating lease. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84164653&loc=d3e41551-112718 + Details
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- Definition The amount of accumulated depreciation, by major property class, recorded on property subject to or available for lease as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84164653&loc=d3e41551-112718 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=77907726&loc=d3e41460-112716 + Details
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