v2.4.0.6
Document And Entity Information
9 Months Ended
Sep. 30, 2011
Nov. 14, 2011
Class A Common Stock [Member]
Nov. 14, 2011
Class B Common Stock [Member]
Document type 10-Q    
Amendment Flag false    
Document Period End Date Sep. 30, 2011    
Document Fiscal Period Focus Q3    
Document Fiscal Year Focus 2011    
Entity Registrant Name Comstock Homebuilding Companies, Inc.    
Entity Central Index Key 0001299969    
Current Fiscal Year End Date --12-31    
Entity Filer Category Smaller Reporting Company    
Entity Common Stock, Shares Outstanding   17,220,462 2,733,500