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Variable Interest Entities (Tables)
6 Months Ended
Jun. 30, 2019
Variable Interest Entities [Abstract]  
Schedule of Financial Data of VIE The following table presents WES distributions:
 
Six Months Ended
 
June 30,
millions
2019

 
2018

WES distributions to Anadarko (1)
$
264

 
$
203

WES distributions to third parties
255

 
238

(1) 
WES distributions to Anadarko are eliminated upon consolidation.