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Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation (Details)

v3.10.0.1
Basis of Presentation (Details)
shares in Millions, $ in Millions
3 Months Ended 6 Months Ended
Dec. 29, 2017
shares
Jun. 30, 2018
USD ($)
Jun. 30, 2017
USD ($)
Jun. 30, 2018
USD ($)
Jun. 30, 2017
USD ($)
Mar. 09, 2018
item
Number of tracking stocks | item Ìý Ìý Ìý Ìý Ìý 2
Additional Paid-In Capital Ìý Ìý Ìý Ìý Ìý Ìý
Reclassification Ìý Ìý Ìý $ 3,785 Ìý Ìý
Liberty Ventures common stock | Common Class A Ìý Ìý Ìý Ìý Ìý Ìý
Share exchange ratio Ìý Ìý Ìý Ìý Ìý 1
Liberty Ventures common stock | Common Class B Ìý Ìý Ìý Ìý Ìý Ìý
Share exchange ratio Ìý Ìý Ìý Ìý Ìý 1
HSNi Ìý Ìý Ìý Ìý Ìý Ìý
Business Acquisition, Percentage of Voting Interests Acquired 62.00% Ìý Ìý Ìý Ìý Ìý
HSNi | QVC Group Ìý Ìý Ìý Ìý Ìý Ìý
Business Acquisition Equity Interests Issued or Issuable Number Of Shares Issued Per Shares Acquired 1.65 Ìý Ìý Ìý Ìý Ìý
HSNi | QVC Group | Common Class A Ìý Ìý Ìý Ìý Ìý Ìý
Stock Issued During Period Shares Acquisitions] | shares 53.6 Ìý Ìý Ìý Ìý Ìý
LMC Ìý Ìý Ìý Ìý Ìý Ìý
Related Party Transaction, Amounts of Transaction Ìý $ 2 $ 3 $ 4 $ 5 Ìý