| DEI Document and Entity Information | Nov. 01, 2021 |
| Entity Information [Line Items] | |
| Document Type | 8-K |
| Document Period End Date | Nov. 1, 2021 |
| Entity Registrant Name | ENABLE MIDSTREAM PARTNERS, LP |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 1-36413 |
| Entity Tax Identification Number | 72-1252419 |
| Entity Address, Address Line One | 499 West Sheridan Avenue, |
| Entity Address, Address Line Two | Suite 1500 |
| Entity Address, City or Town | Oklahoma City, |
| Entity Address, State or Province | OK |
| Entity Address, Postal Zip Code | 73102 |
| City Area Code | 405 |
| Local Phone Number | 525-7788 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Units Representing Limited Partner Interests |
| Trading Symbol | ENBL |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Amendment Flag | false |
| Entity Central Index Key | 0001591763 |
