Stockholders' Equity (Narrative) (Details) (USD $)
In Millions, except Share data, unless otherwise specified |
12 Months Ended | 12 Months Ended | 12 Months Ended | 3 Months Ended | ||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Aug. 09, 2012
|
Dec. 31, 2011
Segment, Liberty Starz [Member]
Common Class A [Member]
|
Dec. 31, 2011
Segment, Liberty Capital [Member]
Common Class A [Member]
|
Dec. 31, 2013
Interactive Group [Member]
|
Dec. 31, 2012
Interactive Group [Member]
|
Dec. 31, 2013
Interactive Group [Member]
Common Class A [Member]
|
Dec. 31, 2012
Interactive Group [Member]
Common Class A [Member]
|
Dec. 31, 2013
Interactive Group [Member]
Series B [Member]
|
Dec. 31, 2012
Interactive Group [Member]
Series B [Member]
|
Dec. 31, 2013
Interactive Group [Member]
Series A [Member]
|
Dec. 31, 2012
Interactive Group [Member]
Series A [Member]
|
Dec. 31, 2013
Interactive Group [Member]
Common Class B [Member]
|
Dec. 31, 2012
Interactive Group [Member]
Common Class B [Member]
|
Dec. 31, 2013
Interactive Group [Member]
Common Class C [Member]
|
Dec. 31, 2013
Ventures Group [Member]
|
Dec. 31, 2012
Ventures Group [Member]
|
Dec. 31, 2012
Ventures Group [Member]
Common Class A [Member]
|
Dec. 31, 2013
Ventures Group [Member]
Common Class A [Member]
|
Dec. 31, 2013
Ventures Group [Member]
Series B [Member]
|
Dec. 31, 2012
Ventures Group [Member]
Series B [Member]
|
Dec. 31, 2013
Ventures Group [Member]
Common Class B [Member]
|
Dec. 31, 2012
Ventures Group [Member]
Common Class B [Member]
|
Dec. 31, 2013
Ventures Group [Member]
Common Class C [Member]
|
|
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 30,607,000 | Ìý | 432,000 | 432,000 | 30,607,000 | 33,839,000 | Ìý | Ìý | Ìý | Ìý | 1,155,000 | Ìý | 966,000 | 22,000 | 22,000 | Ìý | Ìý | Ìý |
Common Stock, Shares Authorized | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 4,000,000,000 | 4,000,000,000 | Ìý | Ìý | Ìý | Ìý | 150,000,000 | 150,000,000 | 4,000,000,000 | Ìý | Ìý | 200,000,000 | 200,000,000 | Ìý | Ìý | 7,500,000 | 7,500,000 | 0 |
Stock Repurchased and Retired During Period, Shares | Ìý | Ìý | Ìý | Ìý | 23,864,733 | 3,146,913 | Ìý | Ìý | 46,305,637 | 44,668,431 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Stock Repurchased and Retired During Period, Value | Ìý | Ìý | Ìý | Ìý | $ 366 | $ 213 | Ìý | Ìý | $ 1,089 | $ 815 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Subscription Agreement Amount | Ìý | Ìý | Ìý | 0 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Stock Issued During Period, Shares, Other | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 9,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Proceeds from Issuance of Common Stock | $ 0 | $ 328 | $ 0 | Ìý | Ìý | Ìý | $ 2 | $ 0 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ (2) | $ 328 | $ 328 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |