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Segment Information, Net Sales to External Customers, by Geographic Region (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Revenues from External Customers and Long-Lived Assets [Line Items]    
Net sales $ 569 $ 476
U.S. Operations [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Net sales 349 310
Australia [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Net sales 94 76
South Africa [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Net sales 74 37
The Netherlands [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Net sales $ 52 $ 53