Segment Information (Details) $ in Millions	3 Months Ended
	Mar. 31, 2018 USD ($) segment	Mar. 31, 2017 USD ($)	Dec. 31, 2017 USD ($)
Segment information
Number of reportable business segments | segment	4
Net sales	$ 1,469	$ 1,453
Restructuring / impairment charges	(3)	(10)
Charge for fair value markup of acquired inventory		(5)
Total operating income	197	193
Total Assets	5,975		$ 6,080
North America
Segment information
Net sales	874	881
South America
Segment information
Net sales	249	255
Asia Pacific
Segment information
Net sales	194	179
EMEA
Segment information
Net sales	152	138
Operating Segments
Segment information
Total operating income	200	210
Total Assets	5,975		6,080
Operating Segments | North America
Segment information
Net sales	874	881
Total operating income	143	158
Total Assets	3,833		3,967
Operating Segments | South America
Segment information
Net sales	249	255
Total operating income	26	15
Total Assets	775		812
Operating Segments | Asia Pacific
Segment information
Net sales	194	179
Total operating income	23	30
Total Assets	825		774
Operating Segments | EMEA
Segment information
Net sales	152	138
Total operating income	31	28
Total Assets	542		$ 527
Corporate, Non -Segment
Segment information
Restructuring / impairment charges	(3)	(10)
Acquisition / integration costs		(2)
Charge for fair value markup of acquired inventory		(5)
Total operating income	(23)	(21)
Argentina employee-related severance
Segment information
Restructuring / impairment charges		$ (11)
Stevia Leaf Extraction Process in Brazil
Segment information
Restructuring / impairment charges	(1)
Finance transformation initiative in North America
Segment information
Restructuring / impairment charges	$ (2)