Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.7.0.1
Document and Entity Information - shares
6 Months Ended
Jun. 30, 2017
Jul. 27, 2017
Document and Entity Information    
Entity Registrant Name Antero Midstream GP LP  
Entity Central Index Key 0001623925  
Document Type 10-Q  
Document Period End Date Jun. 30, 2017  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status No  
Entity Filer Category Non-accelerated Filer  
Entity Common Stock, Shares Outstanding   186,174,063
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q2