XML 84 R72.htm IDEA: XBRL DOCUMENT v3.7.0.1
Unit-Based Compensation (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Non-cash equity based compensation expense $ 4 $ 3
Phantom common units [Member]    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Non-cash equity based compensation expense 4 3
Allocated from ETP [Member]    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Allocated Share-based Compensation Expense $ 0 $ 0