Document and Entity Information (USD $)
12 Months Ended
Dec. 31, 2012
Mar. 28, 2013
Jun. 29, 2012
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, 2012    
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     $ 71,208,274
Entity Common Stock, Shares Outstanding   11,638,457  
Document Fiscal Year Focus 2012    
Document Fiscal Period Focus FY