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Equity Table - Change In ETE Common Units (Details) - shares
shares in Millions
9 Months Ended
Sep. 30, 2019
Dec. 31, 2018
Class of Stock [Line Items]    
Limited Partners' Capital Account, Units Outstanding 2,627.0 2,619.4
Stock Issued During Period, Shares, Dividend Reinvestment Plan 7.1  
Partners' Capital Account, Unit-based Payment Arrangement, Number of Units 0.5