Annual report pursuant to Section 13 and 15(d)

Stock Based Compensation (Details)

v3.3.1.900
Stock Based Compensation (Details) - USD ($)
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Additional disclosures      
Stock-based compensation $ 82,000,000 $ 74,000,000 $ 60,000,000
Series A      
Stock-Based Compensation      
Vesting period 1 year    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Options outstanding 1,090,000    
Granted 25,000    
Exercised (394,000)    
Cancelled or expired (1,000)    
Options outstanding 720,000 1,090,000  
Options exercisable 628,000    
WAEP      
Weighted average exercise price, options outstanding (in dollars per share) $ 13.94    
Weighted average exercise price, options granted (in dollars per share) 30.46    
Weighted average exercise price, options exercised (in dollars per share) 13.61    
Weighted average exercise price, options forfeited/cancelled (in dollars per share) 22.75    
Weighted average exercise price, options outstanding (in dollars per share) 14.67 $ 13.94  
Weighted average exercise price, options exercisable (in dollars per share) $ 13.63    
Weighted average remaining contractual term outstanding 3 years 6 months    
Weighted average remaining contractual term exercisable 3 years 1 month 6 days    
Outstanding, aggregate intrinsic value $ 11,000,000    
Exercisable, aggregate intrinsic value $ 11,000,000    
Additional disclosures      
Weighted average grant date fair value, unvested, RSUs (in dollars per share) $ 12.66    
Series B      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Options outstanding 1,797,000    
Options outstanding 1,797,000 1,797,000  
WAEP      
Weighted average exercise price, options outstanding (in dollars per share) $ 27.83    
Weighted average exercise price, options outstanding (in dollars per share) $ 27.83 $ 27.83  
Weighted average remaining contractual term outstanding 9 years    
Outstanding, aggregate intrinsic value $ 5,000,000    
Trip Advisor      
Additional disclosures      
Stock-based compensation $ 77,000,000    
2011 Plan | Trip Advisor      
Stock-Based Compensation      
Number of shares available for grant 17,200,758    
Fair value assumptions      
Expected term 5 years 4 months 24 days 5 years 9 months 18 days 6 years 1 month 6 days
Volatility rate (as a percent) 41.80% 44.00% 50.80%
2014 Plan      
Additional disclosures      
Unvested value not yet recognized $ 20,000,000    
Weighted average period the unrecognized compensation cost will be recognized 2 years 4 months 24 days    
Restricted Stock Units (RSUs) | Trip Advisor      
Additional disclosures      
Weighted average grant date fair value (in dollars per share) $ 82.95    
Weighted average grant date fair value, unvested, RSUs (in dollars per share) $ 79.02    
Restricted Stock Units (RSUs) | 2011 Plan | Trip Advisor      
Additional disclosures      
RSUs granted (in shares) 1,000,000    
Unvested RSUs (in shares) 1,800,000    
Unrecognized compensation cost, unvested RSUs $ 94,000,000    
Weighted average period the unrecognized compensation cost will be recognized 2 years 8 months 12 days    
Stock Options | 2011 Plan | Trip Advisor      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Options outstanding 8,651,000    
Granted 587,000    
Exercised (3,187,000)    
Cancelled or expired (331,000)    
Options outstanding 5,720,000 8,651,000  
Options exercisable 2,480,000    
WAEP      
Weighted average exercise price, options outstanding (in dollars per share) $ 44.47    
Weighted average exercise price, options granted (in dollars per share) 83.78    
Weighted average exercise price, options exercised (in dollars per share) 33.78    
Weighted average exercise price, options forfeited/cancelled (in dollars per share) 57.44    
Weighted average exercise price, options outstanding (in dollars per share) 53.71 $ 44.47  
Weighted average exercise price, options exercisable (in dollars per share) $ 36.69    
Weighted average remaining contractual term outstanding 5 years 7 months 6 days    
Weighted average remaining contractual term exercisable 4 years 3 months 18 days    
Outstanding, aggregate intrinsic value $ 187,000,000    
Exercisable, aggregate intrinsic value 122,000,000    
Additional disclosures      
Unrecognized compensation cost, unvested options (in dollars) $ 56,000,000    
Weighted average period the unrecognized compensation cost will be recognized 2 years 6 months    
Stock Options | 2014 Plan      
Stock-Based Compensation      
Maximum number of shares 6,700,000    
Fair value assumptions      
Volatility rate, minimum (as a percent) 40.80%    
Volatility rate, maximum (as a percent) 45.90%    
Dividend $ 0    
Additional disclosures      
Stock options exercised intrinsic value $ 7,300,000 $ 10,700,000  
Stock Options | 2014 Plan | Series B      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Granted 0    
Stock Options | 2014 Plan | Buy Seasons      
Additional disclosures      
Stock options exercised intrinsic value     $ 1,600,000
Employee Stock Option Excluding Assumed Options | 2011 Plan | Trip Advisor      
Stock-Based Compensation      
Vesting period 4 years    
Term of awards 10 years    
WAEP      
Weighted average exercise price, grant date fair value (in dollars per share) $ 33.02    
Minimum | Stock Options | 2014 Plan      
Stock-Based Compensation      
Vesting period 4 years    
Term of awards 7 years    
Fair value assumptions      
Expected term 6 years    
Maximum | Stock Options | 2014 Plan      
Stock-Based Compensation      
Vesting period 5 years    
Term of awards 10 years    
Fair value assumptions      
Expected term 7 years