Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensations (Grants) (Details)

v3.8.0.1
Stock-Based Compensations (Grants) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
12 Months Ended
Dec. 31, 2017
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Common Class A        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]        
Outstanding options   29,585    
Options granted   4,116    
Options exercised   (3,611)    
Options forfeited/cancelled   (1,364)    
Outstanding options 32,361 32,361 29,585  
Exercisable options 20,286 20,286    
Outstanding WAEP $ 23.48 $ 23.48 $ 20.80  
WAEP granted   23.82    
WAEP exercised   16.34    
WAEP forfeited/cancelled   27.23    
Exercisable WAEP $ 22.66 $ 22.66    
Weighted average remaining life - options outstanding 4 years      
Weighted average remaining life - options exercisable   3 years 2 months 12 days    
Aggregate intrinsic value of options outstanding $ 86 $ 86    
Aggregate intrinsic value of options exercisable $ 71 $ 71    
HSNi Acquisition, Options Granted   3,635    
HSNi Acquisition, WEAP   $ 26.22    
Option Exchange, Exercised   (5,931)    
Option Exchange, Excercised WEAP   $ 17.76    
Option Exchange, Granted   5,931    
Option Exchange, Granted WEAP   $ 25.74    
Common Class B        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]        
Outstanding options   1,489    
Options granted   154    
Outstanding options 1,643 1,643 1,489  
Exercisable options 997 997    
Outstanding WAEP $ 27.16 $ 27.16 $ 27.50  
WAEP granted   23.87    
Exercisable WAEP $ 25.40 $ 25.40    
Weighted average remaining life - options outstanding 4 years 9 months 18 days      
Weighted average remaining life - options exercisable   4 years 3 months 18 days    
QVC Group Common Stock        
Volatility Rate, Minimum   26.90% 27.40% 27.40%
Volatility Rate, Maximum   32.70% 27.40% 39.70%
Liberty Ventures common stock        
Volatility Rate, Minimum   25.90% 30.60% 30.60%
Volatility Rate, Maximum   28.90% 30.60% 42.40%
Liberty Ventures common stock | Common Class A        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]        
Outstanding options   1,974    
Options granted   188    
Options exercised   (451)    
Options forfeited/cancelled   (12)    
Outstanding options 1,670 1,670 1,974  
Exercisable options 1,273 1,273    
Outstanding WAEP $ 47.12 $ 47.12 $ 22.18  
WAEP granted   55.42    
WAEP exercised   16.69    
WAEP forfeited/cancelled   38.50    
Exercisable WAEP $ 47.45 $ 47.45    
Weighted average remaining life - options outstanding 2 years 7 months 6 days      
Weighted average remaining life - options exercisable 2 years      
Aggregate intrinsic value of options outstanding $ 14 $ 14    
Aggregate intrinsic value of options exercisable $ 10 $ 10    
Option Exchange, Exercised   (975)    
Option Exchange, Excercised WEAP   $ 20.99    
Option Exchange, Granted   946    
Option Exchange, Granted WEAP   $ 55.96    
Liberty Ventures common stock | Common Class B        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]        
Outstanding options   987    
Options granted   269    
Outstanding options 1,080 1,080 987  
Exercisable options 443 443    
Outstanding WAEP $ 56.38 $ 56.38 $ 35.02  
WAEP granted   52.39    
Exercisable WAEP $ 56.38 $ 56.38    
Weighted average remaining life - options outstanding 4 years 8 months 12 days      
Weighted average remaining life - options exercisable   2 years    
Option Exchange, Exercised   (1,256)    
Option Exchange, Excercised WEAP   $ 38.74    
Option Exchange, Granted   1,080    
Option Exchange, Granted WEAP   $ 56.38