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ETE Unit-Based Compensation Plans (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Stock Issued During Period, Shares, New Issues 12.8 14.5 2.3
ETE Long-Term Incentive Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 34.3    
Sunoco LP Unit Based Compensation Plans [Member]      
Awards granted 9.4    
Weighted Average Grant-Date Fair Value Per Unit, Awards granted $ 6.29 $ 12.51 $ 13.00
Unvested awards 29.4 28.0  
Weighted Average Grant-Date Fair Value Per Unit $ 11.26 $ 13.89  
Units Vested In Period (6.9)    
Weighted Average Grant-Date Fair Value Per Unit, Awards vested $ 14.78    
Fair Value Of Units As Of The Vesting Date $ 51 $ 47 $ 49
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount $ 193    
Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Term 2 years 9 months 18 days    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period (1.1)    
Weighted Average Grant-Date Fair Value Per Unit, Awards forfeited $ 13.85    
ET Cash Restricted Unit Plan [Member]      
Unvested awards 7.7