Company Operations By Business Unit (Net Sales For The Company's Business Units) (Details) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)	Jun. 30, 2015 USD ($) segment	Jun. 30, 2014 USD ($)
Segment Reporting Information [Line Items]
Net sales to unaffiliated customers	$ 697	$ 701	$ 1,373	$ 1,390
Number of operating segments | segment			1
Research Business Unit [Member]
Segment Reporting Information [Line Items]
Net sales to unaffiliated customers	340	357	$ 675	716
Applied Business Unit [Member]
Segment Reporting Information [Line Items]
Net sales to unaffiliated customers	178	172	353	343
SAFC Commercial Business Unit [Member]
Segment Reporting Information [Line Items]
Net sales to unaffiliated customers	$ 179	$ 172	$ 345	$ 331