XML 75 R1.htm IDEA: XBRL DOCUMENT v2.4.0.8
Document and Entity Information
 9 Months Ended
Sep. 30, 2013
Nov. 08, 2013
Class A
Nov. 08, 2013
Class B
Document Information [Line Items]      
Document Type 10-Q    
Amendment Flag false    
Document Period End Date Sep. 30, 2013    
Document Fiscal Year Focus 2013    
Document Fiscal Period Focus Q3    
Trading Symbol MCHX    
Entity Registrant Name MARCHEX INC    
Entity Central Index Key 0001224133    
Current Fiscal Year End Date --12-31    
Entity Filer Category Accelerated Filer    
Entity Common Stock, Shares Outstanding   7,770,215 30,446,640