Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information - USD ($)
12 Months Ended
Jun. 30, 2017
Sep. 25, 2017
Dec. 31, 2016
Document And Entity Information      
Entity Registrant Name EnviroStar, Inc.    
Entity Central Index Key 0000065312    
Document Type 10-K    
Document Period End Date Jun. 30, 2017    
Amendment Flag false    
Current Fiscal Year End Date --06-30    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Filer Category Smaller Reporting Company    
Entity Public Float     $ 48,473,515
Entity Common Stock, Shares Outstanding   10,467,713  
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2017