Segment Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Segment Reporting Information
Revenues	$ 711	$ 680
Segment Profit	182	185
Interest Expense	162	191
Depreciation on equipment leased to others	214	175
Provision for credit losses	37	17
Segment Assets	35,542		35,114
Capital expenditures	269	336
Operating Segments
Segment Reporting Information
Revenues	697	669
Segment Profit	192	189
Interest Expense	162	184
Depreciation on equipment leased to others	214	174
Provision for credit losses	36	30
Segment Assets	34,422		33,867
Capital expenditures	269	335
Unallocated
Segment Reporting Information
Revenues	21	17
Segment Profit	(13)	(16)
Interest Expense	12	15
Depreciation on equipment leased to others	0	1
Provision for credit losses	0	(1)
Segment Assets	1,514		1,595
Capital expenditures	0	1
Timing
Segment Reporting Information
Revenues	(7)	(6)
Segment Profit	(2)	9
Interest Expense	0	0
Depreciation on equipment leased to others	0	0
Provision for credit losses	1	(12)
Segment Assets	20		68
Capital expenditures	0	0
Methodology
Segment Reporting Information
Revenues	0	0
Segment Profit	5	3
Interest Expense	(12)	(8)
Depreciation on equipment leased to others	0	0
Provision for credit losses	0	0
Segment Assets	(190)		(189)
Capital expenditures	0	0
Inter-segment Eliminations
Segment Reporting Information
Revenues	0	0
Segment Profit	0	0
Interest Expense	0	0
Depreciation on equipment leased to others	0	0
Provision for credit losses	0	0
Segment Assets	(224)		(227)
Capital expenditures	0	0
North America | Operating Segments
Segment Reporting Information
Revenues	247	225
Segment Profit	77	65
Interest Expense	60	65
Depreciation on equipment leased to others	80	70
Provision for credit losses	3	(1)
Segment Assets	12,459		12,160
Capital expenditures	130	108
Europe and CPF | Operating Segments
Segment Reporting Information
Revenues	130	122
Segment Profit	41	37
Interest Expense	24	28
Depreciation on equipment leased to others	26	19
Provision for credit losses	9	9
Segment Assets	8,160		8,068
Capital expenditures	31	31
Asia/Pacific | Operating Segments
Segment Reporting Information
Revenues	92	106
Segment Profit	38	46
Interest Expense	28	35
Depreciation on equipment leased to others	6	7
Provision for credit losses	7	2
Segment Assets	5,246		5,251
Capital expenditures	10	11
Latin America | Operating Segments
Segment Reporting Information
Revenues	105	106
Segment Profit	26	27
Interest Expense	32	36
Depreciation on equipment leased to others	27	20
Provision for credit losses	4	9
Segment Assets	5,004		4,947
Capital expenditures	35	64
Mining | Operating Segments
Segment Reporting Information
Revenues	123	110
Segment Profit	10	14
Interest Expense	18	20
Depreciation on equipment leased to others	75	58
Provision for credit losses	13	11
Segment Assets	3,553		3,441
Capital expenditures	$ 63	$ 121