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Equipment on Operating Leases (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Property Subject to or Available for Operating Lease [Line Items]
Equipment on operating leases, net	$ 43,559	$ 42,882
Vehicles [Member]
Property Subject to or Available for Operating Lease [Line Items]
Equipment on operating leases	55,282	53,947
Less: accumulated depreciation	(11,476)	(9,959)
Equipment on operating leases, net	43,806	43,988
Depreciation expense	7,500	6,700	$ 4,700
Vehicles [Member] | GM Financial [Member]
Property Subject to or Available for Operating Lease [Line Items]
Equipment on operating leases, net	43,600	$ 42,900
Minimum rental receipts under operating leases
2019	6,733
2020	4,141
2021	1,568
2022	155
2023	9
Total	$ 12,606

X

- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Future minimum rental payments in aggregate as of the balance sheet date under operating leases.

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Future rental payments receivable within one year of the balance sheet date under an operating lease.

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Future rental payments receivable within the fifth year from the balance sheet date under an operating lease.

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Future rental payments receivable within the fourth year from the balance sheet date under an operating lease.

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Amount before accumulated depreciation of physical assets used in the normal conduct of business to produce goods and services subject to or available for lease.

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