Leases (Details 2) - USD ($) $ in Millions	Jun. 30, 2019	Dec. 31, 2018
Property, Plant and Equipment
Carrying amount of residual assets covered by residual value guarantees and subject to operating leases	$ 21	$ 25
Payments due for operating leases
Remaining Six Months of 2019	525
2020	620
2021	346
2022	165
2023	69
Thereafter	31
Total	1,756
Scheduled minimum rental payments for operating leases
2019		808
2020		503
2021		257
2022		115
2023		41
Thereafter		15
Total		1,739
Equipment on operating leases
Property, Plant and Equipment
Equipment on operating leases, at cost	5,249	5,201
Less: Accumulated depreciation	(1,674)	(1,639)
Equipment on operating leases, net	3,575	3,562
Caterpillar | Equipment on operating leases
Property, Plant and Equipment
Equipment on operating leases, net	$ 66	$ 45