Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
9 Months Ended
Sep. 30, 2019
Nov. 19, 2019
Document and Entity Information [Abstract]    
Entity Registrant Name Opes Acquisition Corp.  
Entity Central Index Key 0001723580  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Document Type 10-Q  
Document Period End Date Sep. 30, 2019  
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2019  
Entity Filer Category Non-accelerated Filer  
Entity Current Reporting Status Yes  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity shell Company true  
Entity Ex Transition Period false  
Entity Common Stock, Shares Outstanding   12,309,246
Entity File Number 001-38417  
Entity Interactive Data Current Yes  
Entity Incorporation State Country Code DE