Document and Entity Information (USD $)
12 Months Ended
Dec. 31, 2011
Mar. 30, 2012
Jun. 30, 2011
Document and Entity Information      
Entity Registrant Name Tree.com, Inc.    
Entity Central Index Key 0001434621    
Document Type 10-K    
Document Period End Date Dec. 31, 2011    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Filer Category Smaller Reporting Company    
Entity Public Float     $ 30,114,386
Entity Common Stock, Shares Outstanding   11,275,136  
Document Fiscal Year Focus 2011    
Document Fiscal Period Focus FY