Segment Information (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Segment Reporting Information
External Revenues	$ 662	$ 643
Profit before income taxes	167	145
Interest Expense	162	155
Depreciation on equipment leased to others	205	203
Provision for credit losses	16	29
Assets	34,732		$ 33,615
Capital expenditures	271	297
Operating Segments
Segment Reporting Information
External Revenues	639	633
Profit before income taxes	178	160
Interest Expense	156	156
Depreciation on equipment leased to others	205	203
Provision for credit losses	13	31
Assets	31,880		32,383
Capital expenditures	270	295
Unallocated
Segment Reporting Information
External Revenues	31	18
Profit before income taxes	(37)	(32)
Interest Expense	42	24
Depreciation on equipment leased to others	0	0
Provision for credit losses	0	0
Assets	3,267		1,688
Capital expenditures	1	1
Timing
Segment Reporting Information
External Revenues	(8)	(8)
Profit before income taxes	(6)	(4)
Interest Expense	0	0
Depreciation on equipment leased to others	0	0
Provision for credit losses	3	(2)
Assets	23		27
Capital expenditures	0	1
Methodology
Segment Reporting Information
External Revenues	0	0
Profit before income taxes	32	21
Interest Expense	(36)	(25)
Depreciation on equipment leased to others	0	0
Provision for credit losses	0	0
Assets	(199)		(220)
Capital expenditures	0	0
Inter-segment Eliminations
Segment Reporting Information
External Revenues	0	0
Profit before income taxes	0	0
Interest Expense	0	0
Depreciation on equipment leased to others	0	0
Provision for credit losses	0	0
Assets	(239)		(263)
Capital expenditures	0	0
North America | Operating Segments
Segment Reporting Information
External Revenues	320	300
Profit before income taxes	82	82
Interest Expense	73	73
Depreciation on equipment leased to others	129	109
Provision for credit losses	7	9
Assets	14,803		14,925
Capital expenditures	182	172
Europe | Operating Segments
Segment Reporting Information
External Revenues	65	66
Profit before income taxes	20	20
Interest Expense	9	8
Depreciation on equipment leased to others	20	20
Provision for credit losses	1	2
Assets	3,807		3,834
Capital expenditures	18	38
Asia/Pacific | Operating Segments
Segment Reporting Information
External Revenues	63	61
Profit before income taxes	26	21
Interest Expense	20	20
Depreciation on equipment leased to others	7	6
Provision for credit losses	(4)	(1)
Assets	3,802		3,620
Capital expenditures	2	10
Latin America and CPF | Operating Segments
Segment Reporting Information
External Revenues	121	125
Profit before income taxes	35	27
Interest Expense	42	42
Depreciation on equipment leased to others	12	17
Provision for credit losses	9	17
Assets	6,829		7,270
Capital expenditures	33	17
Mining | Operating Segments
Segment Reporting Information
External Revenues	70	81
Profit before income taxes	15	10
Interest Expense	12	13
Depreciation on equipment leased to others	37	51
Provision for credit losses	0	4
Assets	2,639		$ 2,734
Capital expenditures	$ 35	$ 58