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Related Party Transactions (Tables)
 12 Months Ended
Dec. 31, 2017
Related Party Transactions [Abstract]  
Related Party Transactions [table text block]
Accounts receivable from related companies reflected on the consolidated balance sheets primarily related to services provided to ETE, ETP and other affiliates. Accounts payable to related companies and advance from affiliates reflected on the consolidated balance sheets related to various services provided by ETP and other affiliates.
The following tables provide a summary of related party activity included in our consolidated statements of operations:
 
Years Ended December 31,
 
2017
 
2016
 
2015
Operating revenues
$
43

 
$
17

 
$
18

Operating and maintenance
7

 
14

 
16

General and administrative
23

 
27

 
31

Interest income — affiliates
10

 
26

 
23

Income from unconsolidated affiliates
2

 
1

 
26