Recent Accounting Guidance Revenue ASU - Income Statement Impact (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2018
Effect of Adoption of ASU 2014-09
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net Sales	$ (3)	$ (75)
Sundry income - net	20	57
Loss from continuing operations before income taxes	17	(18)
Provision for (benefit from) income taxes on continuing operations	4	(4)
Loss from continuing operations after income taxes	13	(14)
Balance without Adoption of ASU 2014-09
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net Sales	5,291	20,463
Sundry income - net	72	350
Loss from continuing operations before income taxes	(4,931)	(4,500)
Provision for (benefit from) income taxes on continuing operations	16	176
Loss from continuing operations after income taxes	$ (4,947)	$ (4,676)