XML 17 R1.htm IDEA: XBRL DOCUMENT v3.7.0.1
Document And Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2016
Apr. 05, 2017
Jun. 30, 2016
Document Information [Line Items]      
Entity Registrant Name CVD EQUIPMENT CORP    
Entity Central Index Key 0000766792    
Trading Symbol cvv    
Current Fiscal Year End Date --12-31    
Entity Filer Category Smaller Reporting Company    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Well-known Seasoned Issuer No    
Entity Common Stock, Shares Outstanding (in shares)   6,363,690  
Entity Public Float     $ 44,511,547
Document Type 10-K    
Document Period End Date Dec. 31, 2016    
Document Fiscal Year Focus 2016    
Document Fiscal Period Focus FY    
Amendment Flag false