v3.19.2
Cover Page - shares
6 Months Ended
Jun. 30, 2019
Aug. 01, 2019
Cover page.    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2019  
Document Transition Report false  
Entity File Number 001-36340  
Entity Registrant Name ENLINK MIDSTREAM PARTNERS, LP  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 16-1616605  
Entity Address, Address Line One 1722 Routh St., Suite 1300  
Entity Address, City or Town Dallas,  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 75201  
City Area Code 214  
Local Phone Number 953-9500  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding (in shares)   144,358,720
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2019  
Amendment Flag false  
Entity Central Index Key 0001179060  
Current Fiscal Year End Date --12-31