Postretirement Benefit Plans (Details 5) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Other changes in plan assets and benefit obligations recognized in other comprehensive income
Net loss	$ 34		$ (84)		$ (74)
Prior service cost	(4)		1		0
Amortization of prior service cost	(1)		(1)		(1)
Settlement	0		(2)		0
Total recognized in comprehensive income	2		18		5
Domestic defined benefit pension plans
Net periodic benefit cost:
Service cost	3		3		2
Interest cost	3		3		3
Expected return on plan assets	(4)		(4)		(4)
Amortization of prior service cost	1		1		1
Amortization of net actuarial loss	2		2		0
Net periodic benefit cost	5		5		2
Other changes in plan assets and benefit obligations recognized in other comprehensive income
Net loss	11		(8)		(14)
Prior service cost	(4)		1		0
Amortization of prior service cost	(1)		(1)		(1)
Amortization of net actuarial loss	(2)		(2)		0
Change recognized in other comprehensive income	(18)		6		13
International defined benefit pension plans
Net periodic benefit cost:
Service cost	14		11		6
Interest cost	28		29		12
Expected return on plan assets	(31)		(30)		(6)
Amortization of net actuarial loss	13		8		2
Settlement	0		(2)		(1)
Net periodic benefit cost	24		20		15
Other changes in plan assets and benefit obligations recognized in other comprehensive income
Net loss	21		(62)		(57)
Amortization of net actuarial loss	(13)		(8)		(2)
Settlement	0		(2)		0
Foreign Exchange	(2)		8		0
Change recognized in other comprehensive income	(36)	[1]	60	[1]	55	[1]
Adjustment of other comprehensive income due to curtailment of the defined benefit plan, before tax					97
Adjustment of other comprehensive income due to curtailment of the defined benefit plan, net of tax					68
Defined benefit pension plans
Net periodic benefit cost:
Net periodic benefit cost	29		25		17
Other changes in plan assets and benefit obligations recognized in other comprehensive income
Change recognized in other comprehensive income	(54)		66		68
Total recognized in comprehensive income	(25)		91		85
Other postretirement benefit plans
Net periodic benefit cost:
Service cost	1		1		1
Interest cost	3		3		1
Amortization of net actuarial loss	2		1		0
Net periodic benefit cost	6		5		2
Other changes in plan assets and benefit obligations recognized in other comprehensive income
Net loss	2		(14)		(3)
Amortization of net actuarial loss	(2)		(1)		0
Change recognized in other comprehensive loss	(4)	[2]	13	[2]	3	[2]
Adjustment of other comprehensive income due to curtailment of the defined benefit plan, before tax					8
Adjustment of other comprehensive income due to curtailment of the defined benefit plan, net of tax					$ 5

[1] The 2011 amount excludes $97 million ($68 million net of tax) of deferred losses assumed upon Spin-off.

[2] The 2011 amount excludes $8 million ($5 million net of tax) of deferred losses assumed upon Spin-off.