Finance Receivables, Net - Credit Quality Indicators (Details) - USD ($) $ in Millions		6 Months Ended
		Jun. 30, 2018	Dec. 31, 2017
Financing Receivable, Recorded Investment [Line Items]
Loss Rates Of Customers With Investment Grade Credit Quality		1.00%
Loss Rates Of Customers With Non Investment Grade Credit Quality Low Range		2.00%
Loss Rates Of Customers With Non Investment Grade Credit Quality High Range		5.00%
Loss Rated of Customers with Substandard Doubtful Credit Quality - Low		7.00%
Loss Rated of Customers with Substandard Doubtful Credit Quality High		10.00%
Financing Receivable, Net		$ 3,630	$ 3,860
United States
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		1,962	2,029
United States | Finance and other services
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		600	619
United States | Government and education
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		531	557
United States | Graphic arts
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		315	322
United States | Industrial
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		177	180
United States | Healthcare
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		142	145
United States | Other
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		197	206
Canada
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		356	397
Canada | Finance and other services
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		112	123
Canada | Government and education
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		50	58
Canada | Graphic arts
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		85	96
Canada | Industrial
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		39	43
Canada | Other
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		70	77
Europe
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		1,256	1,362
France
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		441	482
U.K./Ireland
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		239	266
Central
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net	[1]	328	354
Southern
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net	[2]	203	209
Nordics
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net	[3]	45	51
Other
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		56	72
Investment Grade
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		1,745	1,851
Investment Grade | United States
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		952	1,011
Investment Grade | United States | Finance and other services
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		184	199
Investment Grade | United States | Government and education
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		459	490
Investment Grade | United States | Graphic arts
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		86	84
Investment Grade | United States | Industrial
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		80	82
Investment Grade | United States | Healthcare
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		82	88
Investment Grade | United States | Other
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		61	68
Investment Grade | Canada
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		172	192
Investment Grade | Canada | Finance and other services
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		51	54
Investment Grade | Canada | Government and education
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		42	48
Investment Grade | Canada | Graphic arts
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		28	34
Investment Grade | Canada | Industrial
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		18	20
Investment Grade | Canada | Other
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		33	36
Investment Grade | Europe
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		587	610
Investment Grade | France
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		227	234
Investment Grade | U.K./Ireland
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		101	106
Investment Grade | Central
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net	[1]	187	189
Investment Grade | Southern
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net	[2]	46	52
Investment Grade | Nordics
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net	[3]	26	29
Investment Grade | Other
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		34	38
Non-investment Grade
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		1,489	1,570
Non-investment Grade | United States
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		754	733
Non-investment Grade | United States | Finance and other services
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		331	345
Non-investment Grade | United States | Government and education
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		65	61
Non-investment Grade | United States | Graphic arts
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		133	97
Non-investment Grade | United States | Industrial
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		81	84
Non-investment Grade | United States | Healthcare
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		51	48
Non-investment Grade | United States | Other
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		93	98
Non-investment Grade | Canada
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		105	119
Non-investment Grade | Canada | Finance and other services
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		37	42
Non-investment Grade | Canada | Government and education
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		4	5
Non-investment Grade | Canada | Graphic arts
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		30	35
Non-investment Grade | Canada | Industrial
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		11	12
Non-investment Grade | Canada | Other
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		23	25
Non-investment Grade | Europe
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		610	690
Non-investment Grade | France
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		193	226
Non-investment Grade | U.K./Ireland
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		127	150
Non-investment Grade | Central
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net	[1]	128	149
Non-investment Grade | Southern
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net	[2]	144	144
Non-investment Grade | Nordics
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net	[3]	18	21
Non-investment Grade | Other
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		20	28
Substandard
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		396	439
Substandard | United States
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		256	285
Substandard | United States | Finance and other services
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		85	75
Substandard | United States | Government and education
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		7	6
Substandard | United States | Graphic arts
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		96	141
Substandard | United States | Industrial
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		16	14
Substandard | United States | Healthcare
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		9	9
Substandard | United States | Other
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		43	40
Substandard | Canada
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		79	86
Substandard | Canada | Finance and other services
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		24	27
Substandard | Canada | Government and education
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		4	5
Substandard | Canada | Graphic arts
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		27	27
Substandard | Canada | Industrial
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		10	11
Substandard | Canada | Other
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		14	16
Substandard | Europe
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		59	62
Substandard | France
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		21	22
Substandard | U.K./Ireland
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		11	10
Substandard | Central
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net	[1]	13	16
Substandard | Southern
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net	[2]	13	13
Substandard | Nordics
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net	[3]	1	1
Substandard | Other
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Net		$ 2	$ 6

[1] Switzerland, Germany, Austria, Belgium and Holland.

[2] Italy, Greece, Spain and Portugal.

[3] Sweden, Norway, Denmark and Finland.