v3.10.0.1
Document And Entity Information - shares
6 Months Ended
Jun. 30, 2018
Aug. 03, 2018
Entity Information [Abstract]    
Entity Registrant Name Energy Transfer Partners, L.P.  
Entity Central Index Key 0001161154  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   1,166,403,685
Document Information [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2018  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q2