Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
9 Months Ended
Mar. 31, 2019
May 10, 2019
Document And Entity Information    
Entity Registrant Name Chardan Healthcare Acquisition Corp.  
Entity Central Index Key 0001739174  
Document Type 10-Q  
Trading Symbol CHAC  
Document Period End Date Mar. 31, 2019  
Amendment Flag false  
Current Fiscal Year End Date --06-30  
Entity Reporting Status Current No  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Common Stock, Shares Outstanding   8,750,000
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2019