Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation (Details)

v3.7.0.1
Stock Based Compensation (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Stock-Based Compensation    
Dividend rate 0.00%  
Additional disclosures    
Stock-based compensation $ 20 $ 21
Trip Advisor    
Additional disclosures    
Stock-based compensation $ 19 19
Liberty Incentive Plans | Series A    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]    
Options outstanding 661,000  
Granted 0  
Exercised (27,000)  
Options outstanding 634,000  
Options exercisable 557,000  
WAEP    
Weighted average exercise price, options outstanding (in dollars per share) $ 14.99  
Weighted average exercise price, options exercised (in dollars per share) 13.53  
Weighted average exercise price, options outstanding (in dollars per share) 15.05  
Weighted average exercise price, options exercisable (in dollars per share) $ 14.81  
Weighted average remaining contractual term outstanding 2 years 7 months 6 days  
Weighted average remaining contractual term exercisable 2 years 1 month 6 days  
2014 Plan    
Additional disclosures    
Unvested value not yet recognized $ 14  
Weighted average period the unrecognized compensation cost will be recognized 2 years  
Common Stock, Capital Shares Reserved for Future Issuance 2,400,000  
Restricted Stock Units (RSUs) | 2011 Plan | Trip Advisor    
Additional disclosures    
Weighted average period the unrecognized compensation cost will be recognized 3 years 4 months 24 days  
RSUs granted (in shares) 3,732,000  
Weighted average grant date fair value, granted during period RSUs (in dollars per share) $ 42.90  
Unrecognized compensation cost, unvested RSUs $ 283  
Stock Options | 2011 Plan | Trip Advisor    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]    
Options outstanding 5,818,000  
Granted 1,486,000  
Exercised (374,000)  
Cancelled or expired (170,000)  
Options outstanding 6,760,000  
Options exercisable 2,885,000  
WAEP    
Weighted average exercise price, options outstanding (in dollars per share) $ 57.60  
Weighted average exercise price, options granted (in dollars per share) 42.89  
Weighted average exercise price, options exercised (in dollars per share) 29.10  
Weighted average exercise price, options forfeited/cancelled (in dollars per share) 85.55  
Weighted average exercise price, options outstanding (in dollars per share) 55.24  
Weighted average exercise price, options exercisable (in dollars per share) $ 47.97  
Weighted average remaining contractual term outstanding 6 years 4 months 24 days  
Weighted average remaining contractual term exercisable 4 years 10 months 24 days  
Outstanding, aggregate intrinsic value $ 13  
Exercisable, aggregate intrinsic value $ 12  
Additional disclosures    
Weighted average period the unrecognized compensation cost will be recognized 2 years 10 months 24 days  
Unrecognized compensation cost, unvested options (in dollars) $ 64  
Weighted average grant date fair value, options (in dollars per share) $ 17.20  
Stock options exercised intrinsic value $ 7 $ 12