Document and Entity Information
 3 Months Ended
Dec. 31, 2014
Feb. 10, 2015
Document And Entity Information    
Entity Registrant Name FIRST AMERICAN GROUP INC.  
Entity Central Index Key 0001504678  
Document Type 10-Q  
Document Period End Date Dec. 31, 2014  
Amendment Flag false  
Current Fiscal Year End Date --09-30  
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   126,063,200
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2015