v3.5.0.2
Related-Party Transactions Related-Party Transactions, Alaska Logistics Assets (Details) - Alaska Logistics Assets
bbl in Millions, $ in Millions
Sep. 16, 2016
USD ($)
Jul. 01, 2016
USD ($)
bbl
Business Combination, Consideration Transferred   $ 444
Phase One    
Business Combination, Consideration Transferred   $ 266
Capacity ratio | bbl   3.5
Payments to Acquire Businesses, Gross   $ 240
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned   $ 26
Phase Two    
Business Combination, Consideration Transferred $ 178  
Payments to Acquire Businesses, Gross 160  
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned $ 18