Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
9 Months Ended
Sep. 30, 2017
Mar. 29, 2018
Document And Entity Information [Abstract]    
Entity Registrant Name ARETE INDUSTRIES INC  
Entity Central Index Key 0000820901  
Current Fiscal Year End Date --12-31  
Entity Well-known Seasoned Issuer No  
Entity Current Reporting Status Yes  
Entity Voluntary Filers No  
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Sep. 30, 2017  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q3  
Trading Symbol ARET  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   14,674,580