| Document and Entity Information Document | Aug. 05, 2020 | May 11, 2020 |
| Entity Information [Line Items] | ||
| Entity Central Index Key | 0001161154 | |
| Amendment Flag | false | |
| Document Type | 8-K | |
| Document Period End Date | Aug. 5, 2020 | |
| Entity Address, Address Line One | 8111 Westchester Drive | |
| Written Communications | false | |
| Soliciting Material | false | |
| Pre-commencement Tender Offer | false | |
| Pre-commencement Issuer Tender Offer | false | |
| Entity Emerging Growth Company | false | |
| Entity Address, Address Line Two | Suite 600 | |
| Entity Address, City or Town | Dallas | |
| Entity Address, State or Province | TX | |
| Entity Address, Postal Zip Code | 75225 | |
| City Area Code | 214 | |
| Local Phone Number | 981-0700 | |
| Entity Registrant Name | ENERGY TRANSFER OPERATING, L.P. | |
| Entity Incorporation, State or Country Code | DE | |
| Entity File Number | 1-31219 | |
| Entity Tax Identification Number | 73-1493906 | |
| NEW YORK STOCK EXCHANGE, INC. [Member] | 4.25% Senior Notes due March 15, 2023 [Member] | ||
| Entity Information [Line Items] | ||
| Title of 12(b) Security | 4.250% Senior Notes due 2023 | |
| Trading Symbol | ETP 23 | |
| Security Exchange Name | NYSE | |
| NEW YORK STOCK EXCHANGE, INC. [Member] | 5.875% Senior Notes due January 15, 2024 [Member] | ||
| Entity Information [Line Items] | ||
| Title of 12(b) Security | 5.875% Senior Notes due 2024 | |
| Trading Symbol | ETP 24 | |
| Security Exchange Name | NYSE | |
| NEW YORK STOCK EXCHANGE, INC. [Member] | 5.5% Senior Notes due June 1, 2027 [Member] | ||
| Entity Information [Line Items] | ||
| Title of 12(b) Security | 5.500% Senior Notes due 2027 | |
| Trading Symbol | ETP 27 | |
| Security Exchange Name | NYSE | |
| Series C Preferred Units [Member] | NEW YORK STOCK EXCHANGE, INC. [Member] | ||
| Entity Information [Line Items] | ||
| Title of 12(b) Security | 7.375% Series C Fixed-to-Floating Rate Cumulative Redeemable Perpetual Preferred Units | |
| Trading Symbol | ETPprC | |
| Security Exchange Name | NYSE | |
| Series D Preferred Units [Member] | NEW YORK STOCK EXCHANGE, INC. [Member] | ||
| Entity Information [Line Items] | ||
| Title of 12(b) Security | 7.625% Series D Fixed-to-Floating Rate Cumulative Redeemable Perpetual Preferred Units | |
| Trading Symbol | ETPprD | |
| Security Exchange Name | NYSE | |
| Series E Preferred Units [Member] | NEW YORK STOCK EXCHANGE, INC. [Member] | ||
| Entity Information [Line Items] | ||
| Title of 12(b) Security | 7.600% Series E Fixed-to-Floating Rate Cumulative Redeemable Perpetual Preferred Units | |
| Trading Symbol | ETPprE | |
| Security Exchange Name | NYSE |
