Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

v2.4.0.6
Document And Entity Information
3 Months Ended
Mar. 31, 2012
Apr. 30, 2012
Common Class A [Member]
Mar. 31, 2012
Common Class A [Member]
Dec. 31, 2011
Common Class A [Member]
Apr. 30, 2012
Common Class B [Member]
Mar. 31, 2012
Common Class B [Member]
Dec. 31, 2011
Common Class B [Member]
Entity Registrant Name Liberty Interactive Corporation            
Entity Central Index Key 0001355096            
Current Fiscal Year End Date --12-31            
Entity Filer Category Large Accelerated Filer            
Document Type 10-Q            
Amendment Flag false            
Common stock, shares outstanding   529,654,238 538,162,793 549,361,673 28,984,735 28,989,160 28,989,160
Document Period End Date Mar. 31, 2012            
Document Fiscal Year Focus 2012            
Document Fiscal Period Focus Q1            
Entity Well-known Seasoned Issuer Yes            
Entity Voluntary Filers No            
Entity Current Reporting Status Yes