Annual report pursuant to Section 13 and 15(d)

Debt - TripAdvisor Senior Notes (Details)

v3.22.0.1
Debt - TripAdvisor Senior Notes (Details)
12 Months Ended
Dec. 31, 2021
USD ($)
item
$ / shares
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Mar. 25, 2021
USD ($)
Jul. 31, 2020
USD ($)
Jul. 09, 2020
USD ($)
Debt Instrument [Line Items]            
Borrowings of debt $ 675,000,000 $ 1,240,000,000 $ 235,000,000      
Interest expense 60,000,000 41,000,000 $ 22,000,000      
Long-term debt fair value 268,000,000          
Tripadvisor Senior Notes due 2025            
Debt Instrument [Line Items]            
Unpaid interest expense 16,000,000 17,000,000        
Tripadvisor Senior Notes due 2025 | Accrued Liabilities and Other Current Liabilities            
Debt Instrument [Line Items]            
Interest expense $ 35,000,000 $ 17,000,000        
TripAdvisor | Tripadvisor Senior Notes due 2025            
Debt Instrument [Line Items]            
Aggregate principal amount         $ 500,000,000 $ 500,000,000
Interest rate           7.00%
Unpaid interest price 100.00%          
Redemption percentage with certain equity offerings maximum 40.00%          
Aggregate redemption price in the event of a Change of Control Triggering Event 101.00%          
TripAdvisor | Tripadvisor Convertible Senior Notes due 2026            
Debt Instrument [Line Items]            
Aggregate principal amount       $ 300,000,000    
Interest rate       0.25%    
Conversion to common Stock $ 1,000          
Debt Instrument, convertible, threshold trading days | item 20          
Debt Instrument, convertible, threshold consecutive trading days | item 30          
Debt Instrument, convertible, threshold percentage of stock price trigger 130.00%          
Debt Instrument, convertible, conversion ratio 13.5483          
Debt Instrument, convertible, conversion price | $ / shares $ 73.81          
Debt Instrument, convertible, number of equity instruments 4,700,000          
Borrowings of debt $ 340,000,000          
Payments of debt issuance costs $ 5,000,000          
Interest rate 0.53%          
Recorded interest expense $ 1,000,000          
TripAdvisor | Tripadvisor Convertible Senior Notes due 2026 | Quarterly Period            
Debt Instrument [Line Items]            
Debt Instrument, convertible, threshold trading days | item 20          
Debt Instrument, convertible, threshold consecutive trading days | item 30          
Debt Instrument, convertible, threshold percentage of stock price trigger 130.00%          
TripAdvisor | Tripadvisor Convertible Senior Notes due 2026 | Measurement Period            
Debt Instrument [Line Items]            
Conversion to common Stock $ 1,000          
Debt Instrument, convertible, threshold percentage of stock price trigger 98.00%          
Debt Instrument, Convertible, threshold consecutive trading day period 5 days          
Debt instrument, convertible, consecutive business days immediately following threshold consecutive trading days 5 days          
TripAdvisor | Tripadvisor Convertible Senior Notes due 2026 | Convertible Senior Notes Over Allotment Option            
Debt Instrument [Line Items]            
Aggregate principal amount       $ 45,000,000