Pensions, Other Post-employment Benefits and Employee Benefit Plans Benefit Obligations and Plan Assets (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Service cost	$ 16,000,000	$ 30,000,000	$ 29,000,000
Interest cost	69,000,000	77,000,000	83,000,000
Pension Benefits | Railcar and Food Packaging [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Benefit Obligation	176,000,000	198,000,000	178,000,000
Service cost	1,000,000	1,000,000
Interest cost	8,000,000	8,000,000
Benefits paid	(10,000,000)	(9,000,000)
Actuarial losses and changes in actuarial assumptions	(21,000,000)	20,000,000
Defined Benefit Plan, Fair Value of Plan Assets	140,000,000	125,000,000	114,000,000
Actual return on plan assets	20,000,000	13,000,000
Company contributions	5,000,000	7,000,000
Defined benefit plans, change in benefit obligation	0	0
Funded status of the plan		(36,000,000)	(73,000,000)
Net liability recognized		(36,000,000)	(73,000,000)
Actuarial losses included in Accumulated other comprehensive income	(28,000,000)	(66,000,000)
Prior service cost (credit)	0	0
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), Net Gains (Losses), before Tax	(28,000,000)		(66,000,000)
United States Plans | Automotive Segment [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Benefit Obligation	1,184,000,000	1,298,000,000	1,227,000,000
Service cost	4,000,000	21,000,000
Interest cost	47,000,000	53,000,000
Employee contributions	0	0
Benefits paid	(64,000,000)	(62,000,000)
Medicare subsidies received	0	0
Plan amendments	0	0
Curtailments	0	(16,000,000)
Settlements	0	(4,000,000)
Contractual termination benefit	0	6,000,000
Actuarial losses and changes in actuarial assumptions	(101,000,000)	98,000,000
Net transfers (out) in	0	(25,000,000)
Currency translation	0	0
Defined Benefit Plan, Fair Value of Plan Assets	909,000,000	778,000,000	670,000,000
Actual return on plan assets	138,000,000	82,000,000
Company contributions	60,000,000	93,000,000
Expenses	(3,000,000)	(5,000,000)
Currency translation	0	0
Funded status of the plan	(275,000,000)	(520,000,000)
Net liability recognized	(275,000,000)	(520,000,000)
Actuarial losses included in Accumulated other comprehensive income	242,000,000	435,000,000
Prior service cost (credit)	0	0
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), Net Gains (Losses), before Tax	242,000,000	435,000,000
Non-U.S. Plans | Automotive Segment [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Benefit Obligation	450,000,000	474,000,000	362,000,000
Service cost	12,000,000	9,000,000
Interest cost	14,000,000	16,000,000
Employee contributions	0	0
Benefits paid	(28,000,000)	(21,000,000)
Medicare subsidies received	0	0
Plan amendments	0	1,000,000
Curtailments	(1,000,000)	0
Settlements	0	0
Contractual termination benefit	0	0
Actuarial losses and changes in actuarial assumptions	(25,000,000)	94,000,000
Net transfers (out) in	(11,000,000)	3,000,000
Currency translation	15,000,000	10,000,000
Defined Benefit Plan, Fair Value of Plan Assets	55,000,000	55,000,000	48,000,000
Actual return on plan assets	2,000,000	3,000,000
Company contributions	24,000,000	24,000,000
Expenses	0	0
Currency translation	2,000,000	1,000,000
Funded status of the plan	(395,000,000)	(419,000,000)
Net liability recognized	(395,000,000)	(419,000,000)
Actuarial losses included in Accumulated other comprehensive income	81,000,000	107,000,000
Prior service cost (credit)	(3,000,000)	(4,000,000)
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), Net Gains (Losses), before Tax	84,000,000	111,000,000
Other Post-Employment Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Service cost	0	1,000,000	1,000,000
Interest cost	11,000,000	14,000,000	18,000,000
Other Post-Employment Benefits | Automotive Segment [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Benefit Obligation	335,000,000	395,000,000	350,000,000
Service cost	0	1,000,000
Interest cost	11,000,000	14,000,000
Employee contributions	1,000,000	0
Benefits paid	(28,000,000)	(29,000,000)
Medicare subsidies received	3,000,000	3,000,000
Plan amendments	0	(16,000,000)
Curtailments	(1,000,000)	0
Settlements	0	0
Contractual termination benefit	0	0
Actuarial losses and changes in actuarial assumptions	(43,000,000)	75,000,000
Net transfers (out) in	(1,000,000)	(3,000,000)
Currency translation	(2,000,000)	0
Defined Benefit Plan, Fair Value of Plan Assets	0	0	0
Actual return on plan assets	0	0
Company contributions	24,000,000	26,000,000
Expenses	0	0
Currency translation	0	0
Funded status of the plan	(335,000,000)	(395,000,000)
Net liability recognized	(335,000,000)	(395,000,000)
Actuarial losses included in Accumulated other comprehensive income	63,000,000	113,000,000
Prior service cost (credit)	28,000,000	75,000,000
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), Net Gains (Losses), before Tax	35,000,000	38,000,000
Other Post-Employment Benefits | Railcar and Food Packaging [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Benefit Obligation	0	0	0
Service cost	0	0
Interest cost	0	0
Benefits paid	0	0
Actuarial losses and changes in actuarial assumptions	0	0
Defined Benefit Plan, Fair Value of Plan Assets	0	0	0
Actual return on plan assets	0	0
Company contributions	0	0
Defined benefit plans, change in benefit obligation	0	0
Funded status of the plan		0	0
Net liability recognized		0	0
Actuarial losses included in Accumulated other comprehensive income	1,000,000	1,000,000
Prior service cost (credit)	0	(2,000,000)
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), Net Gains (Losses), before Tax	$ 1,000,000		$ 3,000,000