v3.8.0.1
Document and Entity Information - USD ($)
12 Months Ended
Dec. 31, 2017
Feb. 16, 2018
Jun. 30, 2017
Document and Entity Information      
Entity Registrant Name Altisource Portfolio Solutions S.A.    
Entity Central Index Key 0001462418    
Document Type 10-K    
Document Period End Date Dec. 31, 2017    
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 Accelerated Filer    
Entity Common Stock, Shares Outstanding   17,507,617  
Entity Treasury Stock   7,905,131  
Document Fiscal Year Focus 2017    
Document Fiscal Period Focus FY    
Entity Public Float     $ 384,670,977