Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

v3.8.0.1
Document and Entity Information - USD ($)
12 Months Ended
Apr. 30, 2017
Jul. 17, 2017
Document and Entity Information [Abstract]    
Document Type 10-K  
Amendment Flag false  
Document Period End Date Apr. 30, 2017  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus FY  
Entity Registrant Name NEWMARKT CORP.  
Entity Central Index Key 0001679817  
Current Fiscal Year End Date --04-30  
Entity Filer Category Smaller Reporting Company  
Entity Public Float $ 0  
Entity Common Stock, Shares Outstanding   2,667,500
Entity Well-known Seasoned Issuer No  
Entity Voluntary Filers No  
Entity Current Reporting Status Yes