Cat Financial Financing Activities (Details) - Wholesale Receivables - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Contractual maturities of wholesale inventory receivables
2018	$ 758
2019	290
2020	186
2021	62
2022	23
Thereafter	14
Total Amounts Due	1,333
Guaranteed residual value	54
Unguaranteed residual value	37
Less: Unearned Income	(26)
Total	1,398	$ 1,727
Wholesale Installment Contracts
Contractual maturities of wholesale inventory receivables
2018	164
2019	114
2020	75
2021	36
2022	11
Thereafter	0
Total Amounts Due	400
Guaranteed residual value	0
Unguaranteed residual value	0
Less: Unearned Income	(7)
Total	393
Wholesale Finance Leases
Contractual maturities of wholesale inventory receivables
2018	67
2019	49
2020	28
2021	17
2022	7
Thereafter	3
Total Amounts Due	171
Guaranteed residual value	54
Unguaranteed residual value	37
Less: Unearned Income	(17)
Total	245
Wholesale Notes
Contractual maturities of wholesale inventory receivables
2018	527
2019	127
2020	83
2021	9
2022	5
Thereafter	11
Total Amounts Due	762
Guaranteed residual value	0
Unguaranteed residual value	0
Less: Unearned Income	(2)
Total	$ 760