Document and Entity Information
6 Months Ended
Jan. 31, 2013
Mar. 19, 2013
Document And Entity Information    
Entity Registrant Name HARMONIC ENERGY, INC.  
Entity Central Index Key 0001404935  
Document Type 10-Q  
Document Period End Date Jan. 31, 2013  
Amendment Flag false  
Current Fiscal Year End Date --07-31  
Is Entity a Well-known Seasoned Issuer? No  
Is Entity a Voluntary Filer? No  
Is Entity's Reporting Status Current? Yes  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   63,037,262
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2013