|
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 | 30,607,000 | 432,000 | 432,000 | 30,607,000 | 33,839,000 | 1,155,000 | 966,000 | 22,000 | 22,000 | |||||||||||||||||
| Common Stock, Shares Authorized | 4,000,000,000 | 4,000,000,000 | 150,000,000 | 150,000,000 | 4,000,000,000 | 200,000,000 | 200,000,000 | 7,500,000 | 7,500,000 | 0 | ||||||||||||||||
| Stock Repurchased and Retired During Period, Shares | 23,864,733 | 3,146,913 | 46,305,637 | 44,668,431 | ||||||||||||||||||||||
| Stock Repurchased and Retired During Period, Value | $ 366 | $ 213 | $ 1,089 | $ 815 | ||||||||||||||||||||||
| Subscription Agreement Amount | 0 | |||||||||||||||||||||||||
| Stock Issued During Period, Shares, Other | 9,000,000 | |||||||||||||||||||||||||
| Proceeds from Issuance of Common Stock | $ 0 | $ 328 | $ 0 | $ 2 | $ 0 | $ (2) | $ 328 | $ 328 | ||||||||||||||||||