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Related Party Transactions (Tables)
 3 Months Ended
Mar. 31, 2016
Related Party Transactions [Abstract]  
Related Party Transactions [table text block]
The following table provides a summary of the related party activity included in our consolidated statements of operations:
 
Three Months Ended
March 31,
 
2016
 
2015
 
(Restated)
 
 
Operating revenues
$
5

 
$
5

Operating and maintenance
4

 
4

General and administrative
7

 
8

Interest income — affiliates
7

 
—

Income from unconsolidated affiliates
—

 
4