Costs Associated with Rationalization Programs (Details 1) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Restructuring Cost and Reserve [Line Items]
Rationalizations (Note 2)	$ 46	$ 24	$ 62	$ 65
Asset Write-off and Accelerated Depreciation Charges	0	2	2	3
Wolverhampton Restructuring Plan [Domain]
Restructuring Cost and Reserve [Line Items]
Rationalizations (Note 2)	27		27
Plans Initiated In 2015 [Member]
Restructuring Cost and Reserve [Line Items]
Rationalizations (Note 2)	36		36
Plans Initiated In 2015 [Member] | Associate Severance and Other Related Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations (Note 2)	35		35
Plans Initiated In 2015 [Member] | Other Exit And Noncancelable Lease Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations (Note 2)	1		1
Plans Initiated In 2014
Restructuring Cost and Reserve [Line Items]
Rationalizations (Note 2)	10	5	26	10
Plans Initiated In 2014 | Associate Severance and Other Related Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations (Note 2)	6	5	16	9
Plans Initiated In 2014 | Pension Curtailment [Member]
Restructuring Cost and Reserve [Line Items]
Rationalizations (Note 2)	(1)		(1)
Plans Initiated In 2014 | Other Exit And Noncancelable Lease Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations (Note 2)	$ 5	0	$ 11	1
Plans Initiated in 2013
Restructuring Cost and Reserve [Line Items]
Rationalizations (Note 2)		19		55
Plans Initiated in 2013 | Associate Severance and Other Related Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations (Note 2)		10		45
Plans Initiated in 2013 | Pension Curtailment [Member]
Restructuring Cost and Reserve [Line Items]
Rationalizations (Note 2)		(2)		(22)
Plans Initiated in 2013 | Other Exit And Noncancelable Lease Costs
Restructuring Cost and Reserve [Line Items]
Rationalizations (Note 2)		$ 11		$ 32