Leases Lessor arrangements- Equipment leased to others (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Jan. 01, 2019	Dec. 31, 2018
Equipment on operating leases
Property, plant and equipment - net	$ 13,259		$ 13,548	$ 13,574
Operating Leases, Future Minimum Payments Receivable
Cost of Revenue	9,003	$ 8,566
Remaining nine months of 2019	710
2019				896
2020	629
2020				574
2021	354
2021				314
2022	175
2022				158
2023	83
2023				71
Thereafter	90
Thereafter				69
Total	2,041
Total				2,082
Revenues from sales-type and operating leases
Finance lease revenue	119
Operating lease revenue	316
Total	435
Equipment on operating leases
Equipment on operating leases
Property, Plant and Equipment, Gross	6,411			6,015
Less: Accumulated depreciation	(2,047)			(1,744)
Property, plant and equipment - net	$ 4,364			$ 4,271