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Reportable Segments ETP Revenue (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Revenue from External Customer [Line Items]                      
Revenues $ 8,899 $ 7,705 $ 7,415 $ 6,083 $ 7,744 $ 8,473 $ 9,423 $ 8,564 $ 30,102 $ 34,204 $ 52,639
External Customers [Member]                      
Revenue from External Customer [Line Items]                      
Revenues                 8,287 10,527 4,291
Investment In ETP [Member]                      
Revenue from External Customer [Line Items]                      
Revenues                 21,827 34,292 55,475
Investment In ETP [Member] | Intrastate Transportation And Storage [Member]                      
Revenue from External Customer [Line Items]                      
Revenues                 2,155 1,912 2,645
Investment In ETP [Member] | Interstate Transportation and Storage [Member]                      
Revenue from External Customer [Line Items]                      
Revenues                 946 1,008 1,057
Investment In ETP [Member] | Midstream [Member]                      
Revenue from External Customer [Line Items]                      
Revenues                 2,342 2,607 4,770
Investment In ETP [Member] | NGL and refined products transportation and services [Member]                      
Revenue from External Customer [Line Items]                      
Revenues                 5,973 4,569 4,746
Investment In ETP [Member] | Crude oil transportation and services [Member]                      
Revenue from External Customer [Line Items]                      
Revenues                 7,539 8,980 16,904
Investment In ETP [Member] | Other Segments [Member]                      
Revenue from External Customer [Line Items]                      
Revenues                 2,872 15,216 25,353
Investment In ETP [Member] | External Customers [Member]                      
Revenue from External Customer [Line Items]                      
Revenues                 21,618 34,156 55,475
Investment In ETP [Member] | Intersegment [Member]                      
Revenue from External Customer [Line Items]                      
Revenues                 $ 209 $ 136 $ 0