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Annual report pursuant to Section 13 and 15(d)

Investments In Affiliates Accounted For Using The Equity Method (Other Activity) (Details)

v3.8.0.1
Investments In Affiliates Accounted For Using The Equity Method (Other Activity) (Details) - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended 12 Months Ended
Dec. 29, 2017
Feb. 28, 2015
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
May 18, 2016
Schedule of Equity Method Investments [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Investments in and Advances to Affiliates, at Fair Value Ìý Ìý $ 3,635 $ 3,161 Ìý Ìý
HSNi Ìý Ìý Ìý Ìý Ìý Ìý
Schedule of Equity Method Investments [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Percentage of equity method investee not currently owned 62.00% Ìý Ìý Ìý Ìý Ìý
Liberty Broadband Ìý Ìý Ìý Ìý Ìý Ìý
Schedule of Equity Method Investments [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Investments in and Advances to Affiliates, at Fair Value Ìý Ìý Ìý Ìý Ìý $ 2,400
Ownership Interest In Investee Ìý Ìý Ìý Ìý Ìý 23.50%
TREE variable postpaid forward member Ìý Ìý Ìý Ìý Ìý Ìý
Schedule of Equity Method Investments [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Unrealized Gain (Loss) on Derivatives Ìý Ìý $ (95) Ìý Ìý Ìý
TREE variable postpaid forward member | Ventures Holdco, LLC Ìý Ìý Ìý Ìý Ìý Ìý
Schedule of Equity Method Investments [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Derivative, Term of Contract Ìý Ìý 2 years Ìý Ìý Ìý
Derivative, Notional Amount Ìý Ìý $ 110 Ìý Ìý Ìý
Derivative, number of shares pledged Ìý Ìý 642,850 Ìý Ìý Ìý
Derivative, value of shares purchased Ìý Ìý $ 77 Ìý Ìý Ìý
QVC Group Common Stock | HSNi Ìý Ìý Ìý Ìý Ìý Ìý
Schedule of Equity Method Investments [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Equity Method Investment, Dividends or Distributions Ìý $ 200 28 28 $ 228 Ìý
Dividend Received Per Share From Equity Method Affiliate Ìý Ìý Ìý Ìý $ 10 Ìý
Liberty Ventures common stock Ìý Ìý Ìý Ìý Ìý Ìý
Schedule of Equity Method Investments [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý
Equity Method Investment Other Than Temporary Impairment Ìý Ìý Ìý Ìý $ 98 Ìý
Investments in and Advances to Affiliates, at Fair Value Ìý Ìý $ 3,635 $ 3,161 Ìý Ìý