Entity Central Index Key
Deferred tax asset recorded related to Corporate HQ building, which is identified as a financing obligation.
Deferred tax assets foreign advertising spend.
Deferred tax expense related to cost sharing arrangements.
Deferred tax asset Interest carryforward.
Deferred tax liability recorded related to Corporate HQ building, which is identified as a financing obligation.
Deferred income related to cost sharing arrangements.
Expected tax benefits related to change in cost-sharing treatment of stock based compensation.
Income Tax Reconciliation FDII, GILTI and Other Provisions
Income tax rate reconciliation local income tax on intercompany transaction.
Income tax rate reconciliation executive compensation.
Net income (loss) plus: (1) provision for income taxes; (2) other income (expense), net; (3) depreciation of property and equipment, including amortization of internal use software and website development; (4) amortization of intangible assets; (5) stock-based compensation and other stock-settled obligations; (6) goodwill, long-lived asset and intangible asset impairments; (7) legal reserves and settlements, (8) restructuring and related reorganization costs; and (9) non-recurring expenses and income.
Cover [Abstract]
Document Information [Table]
Document Information [Table]
Class of Stock
Statement Class Of Stock [Axis]
Class of Stock
Class Of Stock [Domain]
Common stock, unclassified.
Common Stock, Unclassified
Common Stock Unclassified [Member]
Class B Common Stock
Common Class B [Member]
Document Information [Line Items]
Document Information [Line Items]
Document Type
Document Type
Amendment Flag
Amendment Flag
Document Period End Date
Document Period End Date
Document Fiscal Year Focus
Document Fiscal Year Focus
Document Fiscal Period Focus
Document Fiscal Period Focus
Entity Registrant Name
Entity Registrant Name
Trading Symbol
Trading Symbol
Entity Central Index Key
Current Fiscal Year End Date
Current Fiscal Year End Date
Entity Well-known Seasoned Issuer
Entity Well Known Seasoned Issuer
Entity Current Reporting Status
Entity Current Reporting Status
Entity Voluntary Filers
Entity Voluntary Filers
Entity Filer Category
Entity Filer Category
Entity Shell Company
Entity Shell Company
Entity Small Business
Entity Small Business
Entity Emerging Growth Company
Entity Emerging Growth Company
Entity Common Stock, Shares Outstanding
Entity Common Stock Shares Outstanding
Entity Public Float
Entity Public Float
Entity File Number
Entity File Number
Entity Tax Identification Number
Entity Tax Identification Number
Entity Address, Address Line One
Entity Address Address Line1
Entity Address, City or Town
Entity Address City Or Town
Entity Address, State or Province
Entity Address State Or Province
Entity Address, Postal Zip Code
Entity Address Postal Zip Code
City Area Code
City Area Code
Local Phone Number
Local Phone Number
Entity Interactive Data Current
Entity Interactive Data Current
Title of 12(b) Security
Security12b Title
Security Exchange Name
Security Exchange Name
Entity Incorporation, State or Country Code
Entity Incorporation State Country Code
Document Annual Report
Document Annual Report
Document Transition Report
Document Transition Report
Income Statement [Abstract]
Revenue (Note 4)
Revenue From Contract With Customer Excluding Assessed Tax
Costs and expenses:
Costs And Expenses [Abstract]
Cost of revenue
Cost Of Goods And Service Excluding Depreciation Depletion And Amortization
Selling and marketing
Selling And Marketing Expense
Technology and content
Information Technology And Data Processing
General and administrative
General And Administrative Expense
Depreciation
Depreciation
Amortization of intangible assets
Amortization Of Intangible Assets
Total costs and expenses
Costs And Expenses
Operating income
Operating Income Loss
Other income (expense):
Nonoperating Income Expense [Abstract]
Interest expense
Interest Expense
Interest income
Investment Income Interest
Other income (expense), net (Note 19)
Other Nonoperating Income Expense
Total other income (expense), net
Nonoperating Income Expense
Income before income taxes
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest
Provision for income taxes (Note 11)
Income Tax Expense Benefit
Net income (loss)
Net Income Loss
Earnings (loss) per share attributable to common stockholders (Note 5):
Earnings Per Share [Abstract]
Basic
Earnings Per Share Basic
Diluted
Earnings Per Share Diluted
Weighted average common shares outstanding (Note 5):
Weighted Average Number Of Shares Outstanding [Abstract]
Basic
Weighted Average Number Of Shares Outstanding Basic
Diluted
Weighted Average Number Of Diluted Shares Outstanding
Statement [Table]
Statement [Table]
Property, Plant and Equipment, Type
Property Plant And Equipment By Type [Axis]
Property, Plant and Equipment, Type
Property Plant And Equipment Type [Domain]
Website Development Costs
Software And Software Development Costs [Member]
Finite-Lived Intangible Assets by Major Class
Finite Lived Intangible Assets By Major Class [Axis]
Finite-Lived Intangible Assets, Major Class Name
Finite Lived Intangible Assets Major Class Name [Domain]
Acquired Technology
Technology Based Intangible Assets [Member]
Income Statement Location
Income Statement Location [Axis]
Income Statement Location
Income Statement Location [Domain]
Cost of Revenue
Cost Of Sales [Member]
Selling and Marketing
Selling And Marketing Expense [Member]
Technology and content.
Technology and Content
Technology And Content [Member]
General and Administrative
General And Administrative Expense [Member]
Statement [Line Items]
Statement [Line Items]
Amortization adjustment
Adjustment For Amortization
Stock-based compensation:
Share Based Compensation [Abstract]
Stock-based compensation
Allocated Share Based Compensation Expense
Statement Of Income And Comprehensive Income [Abstract]
Net income (loss)
Other comprehensive income (loss), net of tax:
Other Comprehensive Income Loss Net Of Tax Period Increase Decrease [Abstract]
Foreign currency translation adjustments, net of tax
Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax
Reclassification adjustment for net losses included in net income
Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax
Total other comprehensive income (loss), net of tax
Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent
Comprehensive income
Comprehensive Income Net Of Tax
Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection. Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current.
Equity investments in non-public companies where there is no publicly traded market prices.
Deferred customer advances current.
Statement Of Financial Position [Abstract]
ASSETS
Assets [Abstract]
Current assets:
Assets Current [Abstract]
Cash and cash equivalents (Note 7)
Cash And Cash Equivalents At Carrying Value
Short-term marketable securities (Note 7)
Marketable Securities Current
Accounts receivable and contract assets, net of allowance for doubtful accounts of $25 and $21, respectively (Note 2, Note 4)
Accounts Receivable And Contract Assets Net Current
Prepaid expenses and other current assets
Prepaid Expense And Other Assets Current
Total current assets
Assets Current
Property and equipment, net (Note 8)
Property Plant And Equipment Net
Operating lease right-of-use assets (Note 2)
Operating Lease Right Of Use Asset
Intangible assets, net (Note 9)
Intangible Assets Net Excluding Goodwill
Goodwill (Note 9)
Goodwill
Deferred income taxes, net (Note 11)
Deferred Income Tax Assets Net
Non-marketable investments (Note 7)
Non Marketable Investments
Other long-term assets
Other Assets Noncurrent
TOTAL ASSETS
Assets
LIABILITIES AND STOCKHOLDERS' EQUITY
Liabilities And Stockholders Equity [Abstract]
Current liabilities:
Liabilities Current [Abstract]
Accounts payable
Accounts Payable Current
Deferred merchant payables (Note 2)
Deferred Customer Advances Current
Deferred revenue (Note 4)
Contract With Customer Liability Current
Accrued expenses and other current liabilities (Note 12)
Accrued Liabilities Current
Total current liabilities
Liabilities Current
Deferred income taxes, net (Note 11)
Deferred Tax Liabilities Noncurrent
Other long-term liabilities (Note 13)
Other Liabilities Noncurrent
Total Liabilities
Liabilities
Commitments and contingencies (Note 14)
Commitments And Contingencies
Stockholders’ equity: (Note 16)
Stockholders Equity [Abstract]
Preferred stock, $0.001 par value Authorized shares: 100,000,000 Shares issued and outstanding: 0 and 0
Preferred Stock Value
Common stock
Common Stock Value
Additional paid-in capital
Additional Paid In Capital Common Stock
Retained earnings
Retained Earnings Accumulated Deficit
Accumulated other comprehensive income (loss)
Accumulated Other Comprehensive Income Loss Net Of Tax
Treasury stock-common stock, at cost, 14,116,534 and 12,056,688 shares, respectively
Treasury Stock Value
Total Stockholders’ Equity
Stockholders Equity
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY
Liabilities And Stockholders Equity
Allowance for doubtful accounts
Allowance For Doubtful Accounts Receivable Current
Preferred stock, par value
Preferred Stock Par Or Stated Value Per Share
Preferred stock, shares authorized
Preferred Stock Shares Authorized
Preferred stock, shares issued
Preferred Stock Shares Issued
Preferred stock, shares outstanding
Preferred Stock Shares Outstanding
Common stock, par value
Common Stock Par Or Stated Value Per Share
Common stock, shares authorized
Common Stock Shares Authorized
Common stock, shares issued
Common Stock Shares Issued
Common stock, shares outstanding
Common Stock Shares Outstanding
Treasury stock, shares
Treasury Stock Shares
Statement Of Stockholders Equity [Abstract]
Equity Components
Statement Equity Components [Axis]
Equity Component
Equity Component [Domain]
Common Stock
Common Stock [Member]
Additional Paid-in Capital
Additional Paid In Capital [Member]
Retained Earnings
Retained Earnings [Member]
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income [Member]
Treasury Stock
Treasury Stock [Member]
Beginning balance
Beginning balance, shares
Net income (loss)
Cumulative effect adjustment from adoption of new accounting guidance
Cumulative Effect On Retained Earnings Net Of Tax1
Other comprehensive income (loss), net of tax
Other Comprehensive Income Loss Net Of Tax
Issuance of common stock related to exercise of options and vesting of RSUs
Stock Issued During Period Value Stock Options Exercised
Issuance of common stock related to exercise of options and vesting of RSUs, shares
Stock Issued During Period Shares Stock Options Exercised
Repurchase of common stock (Note 16)
Treasury Stock Value Acquired Cost Method
Repurchase of common stock, shares
Treasury Stock Shares Acquired
Cash dividends declared to common stockholders
Dividends Common Stock Cash
Common stock dividend equivalents awarded to holders of nonvested restricted stock units
Dividends Common Stock Stock
Withholding taxes on net share settlements of equity awards
Adjustments Related To Tax Withholding For Share Based Compensation
Stock-based compensation
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value
Ending balance
Ending balance, shares
Common stock dividends per share declared
Common Stock Dividends Per Share Declared
Deferred tax expense (benefit) and other, net.
Increase (decrease) in deferred customer advances.
Statement Of Cash Flows [Abstract]
Credit Facility
Credit Facility [Axis]
Credit Facility
Credit Facility [Domain]
Twenty fifteen credit facility.
2015 Credit Facility
Twenty Fifteen Credit Facility [Member]
Chinese credit facility.
Chinese Credit Facilities
Chinese Credit Facility [Member]
2016 Credit facility.
2016 Credit Facility
Two Thousands And Sixteen Credit Facility [Member]
Operating activities:
Net Cash Provided By Used In Operating Activities [Abstract]
Net income (loss)
Profit Loss
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract]
Depreciation of property and equipment, including amortization of internal-use software and website development
Stock-based compensation expense (Note 6)
Share Based Compensation
Deferred income tax expense (benefit) and other, net
Deferred Tax Expense Benefit And Other Net
Changes in operating assets and liabilities, net of effects from acquisitions and other investments:
Increase Decrease In Operating Capital [Abstract]
Accounts receivable and contract assets, prepaid expenses and other assets
Increase Decrease In Accounts Receivable And Other Operating Assets
Accounts payable, accrued expenses and other liabilities
Increase Decrease In Accrued Liabilities And Other Operating Liabilities
Deferred merchant payables
Increase Decrease In Deferred Customer Advances
Income tax receivables/payables, net
Increase Decrease In Income Taxes Payable Net Of Income Taxes Receivable
Deferred revenue
Increase Decrease In Contract With Customer Liability
Net cash provided by operating activities
Net Cash Provided By Used In Operating Activities
Investing activities:
Net Cash Provided By Used In Investing Activities [Abstract]
Capital expenditures, including internal-use software and website development
Payments To Acquire Property Plant And Equipment
Acquisitions and other investments, net of cash acquired (Note 3)
Payments To Acquire Businesses Net Of Cash Acquired
Purchases of marketable securities
Payments To Acquire Marketable Securities
Sales of marketable securities
Proceeds From Sale Of Available For Sale Securities
Maturities of marketable securities
Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities
Other investing activities, net
Payments For Proceeds From Other Investing Activities
Net cash provided by (used in) investing activities
Net Cash Provided By Used In Investing Activities
Financing activities:
Net Cash Provided By Used In Financing Activities [Abstract]
Repurchase of common stock (Note 16)
Payments For Repurchase Of Common Stock
Payment of common stock cash dividends to stockholders (Note 16)
Payments Of Dividends Common Stock
Proceeds from credit facility, net of financing costs
Proceeds From Debt Net Of Issuance Costs
Payments to credit facility
Repayments Of Lines Of Credit
Proceeds from credit facility
Proceeds From Lines Of Credit
Payments of finance lease obligation (Note 2)
Finance Lease Principal Payments
Proceeds from exercise of stock options
Proceeds From Issuance Or Sale Of Equity
Payment of withholding taxes on net share settlements of equity awards
Payments Related To Tax Withholding For Share Based Compensation
Net cash used in financing activities
Net Cash Provided By Used In Financing Activities
Effect of exchange rate changes on cash, cash equivalents and restricted cash
Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
Net increase (decrease) in cash, cash equivalents and restricted cash
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect
Cash, cash equivalents and restricted cash at beginning of period
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents
Cash, cash equivalents and restricted cash at end of period
Supplemental disclosure of cash flow information:
Supplemental Cash Flow Information [Abstract]
Cash paid during the period for income taxes, net of refunds
Income Taxes Paid Net
Cash paid during the period for interest
Interest Paid Net
Supplemental disclosure of non-cash investing and financing activities:
Cash Flow Noncash Investing And Financing Activities Disclosure [Abstract]
Stock-based compensation capitalized with internal-use software and website development costs
Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount
Equity method investment acquired for non-cash consideration
Noncash Or Part Noncash Acquisition Investments Acquired1
Documents Incorporated by Reference
Documents Incorporated By Reference [Text Block]
Accounting Policies [Abstract]
Organization and Business Description
Organization Consolidation Basis Of Presentation Business Description And Accounting Policies [Text Block]
Significant Accounting Policies
Significant Accounting Policies [Text Block]
Business Combinations [Abstract]
Acquisitions and Other Investments
Business Combination Disclosure [Text Block]
Revenue From Contract With Customer [Abstract]
Revenue Recognition
Revenue From Contract With Customer [Text Block]
Earnings Per Share
Earnings Per Share [Text Block]
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]
Stock Based Awards and Other Equity Instruments
Disclosure Of Compensation Related Costs Share Based Payments [Text Block]
Investments All Other Investments [Abstract]
Financial Instruments and Fair Value Measurements
Financial Instruments Disclosure [Text Block]
Property Plant And Equipment [Abstract]
Property and Equipment, Net
Property Plant And Equipment Disclosure [Text Block]
Goodwill And Intangible Assets Disclosure [Abstract]
Goodwill and Intangible Assets, Net
Goodwill And Intangible Assets Disclosure [Text Block]
Debt Disclosure [Abstract]
Debt
Debt Disclosure [Text Block]
Income Tax Disclosure [Abstract]
Income Taxes
Income Tax Disclosure [Text Block]
Accrued expenses and other current liabilities.
Payables And Accruals [Abstract]
Accrued Expenses and Other Current Liabilities
Accrued Expenses And Other Current Liabilities Disclosure [Text Block]
Other Liabilities Noncurrent [Abstract]
Other Long-Term Liabilities
Other Liabilities Disclosure [Text Block]
Commitments And Contingencies Disclosure [Abstract]
Commitments and Contingencies
Commitments And Contingencies Disclosure [Text Block]
Compensation And Retirement Disclosure [Abstract]
Employee Benefit Plans
Pension And Other Postretirement Benefits Disclosure [Text Block]
Equity [Abstract]
Stockholders' Equity
Stockholders Equity Note Disclosure [Text Block]
Related Party Transactions [Abstract]
Related Party Transactions
Related Party Transactions Disclosure [Text Block]
Segment Reporting [Abstract]
Segment and Geographic Information
Segment Reporting Disclosure [Text Block]
Other Income And Expenses [Abstract]
Other Income (Expense), Net
Other Nonoperating Income And Expense [Text Block]
Quarterly Financial Information Disclosure [Abstract]
Quarterly Financial Information
Quarterly Financial Information [Text Block]
Description of seasonality of business.
Seasonality
Seasonality Policy [Text Block]
Basis of presentation and consolidation.
Basis of Presentation and Consolidation
Basis Of Presentation And Consolidation Policy [Text Block]
Accounting Estimates
Use Of Estimates
Revenue Recognition
Revenue Recognition Policy [Text Block]
Cost of Revenue
Cost Of Sales Policy [Text Block]
Description of costs recorded to selling and marketing expense.
Selling and Marketing
Selling And Marketing Policy [Text Block]
Description of costs recorded to technology and content expense.
Technology and Content
Technology And Content Policy [Text Block]
General and Administrative
Selling General And Administrative Expenses Policy [Text Block]
Stock-Based Compensation
Share Based Compensation Option And Incentive Plans Policy
Income Taxes
Income Tax Policy [Text Block]
Cash and Cash Equivalents
Cash And Cash Equivalents Policy [Text Block]
Marketable Securities
Marketable Securities Policy
Non-Marketable Equity Investments
Securities Owned Not Readily Marketable Policy
Accounts Receivable and Allowance for Doubtful Accounts
Receivables Trade And Other Accounts Receivable Allowance For Doubtful Accounts Policy
Derivative Financial Instruments
Derivatives Policy [Text Block]
Property and Equipment, Including Website and Software Development Costs
Property Plant And Equipment Policy [Text Block]
Leases
Lessee Leases Policy [Text Block]
Business Combinations
Business Combinations Policy
Goodwill and Intangible Assets
Goodwill And Intangible Assets Policy [Text Block]
Cash, net of commissions, received by travelers at time of booking that is due to vacation rental owners or attraction suppliers after the traveler's stay or destination event.
Deferred Merchant Payables
Deferred Merchant Payables Policy [Text Block]
Foreign Currency Translation and Transaction Gains and Losses
Foreign Currency Transactions And Translations Policy [Text Block]
Fair Value Measurements and Disclosures
Fair Value Measurement Policy Policy [Text Block]
Certain Risks and Concentrations
Concentration Risk Credit Risk
Contingent Liabilities
Contingent Liability Reserve Estimate Policy
Disclosure of accounting policy for valuing common share repurchases and reissuances.
Treasury Stock
Treasury Stock Policy [Text Block]
Earnings Per Share (“EPS”)
Earnings Per Share Policy [Text Block]
New Accounting Pronouncements Not Yet Adopted and Recently Adopted Accounting Pronouncements
New Accounting Pronouncements Policy Policy [Text Block]
Adjustments for New Accounting Pronouncements
Adjustments For New Accounting Pronouncements [Axis]
Type of Adoption
Type Of Adoption [Member]
Accounting Standards Update 2016-02
Accounting Standards Update201602 [Member]
Summary of Changes in the Allowance for Doubtful Accounts
Allowance For Credit Losses On Financing Receivables Table [Text Block]
Adoption of ASC 842 on Unaudited Condensed Consolidated Balance Sheet
Schedule Of New Accounting Pronouncements And Changes In Accounting Principles [Text Block]
Components of Lease Expense
Lease Cost Table [Text Block]
Additional information related to leases.
Additional Information Related to Leases
Additional Information Related To Leases Table [Text Block]
Lessee, operating lease and finance lease, liability, maturity.
Summary of Future Lease Payments Under Non-Cancellable Leases
Lessee Operating Lease And Finance Lease Liability Maturity Table [Text Block]
Future Minimum Commitments Under Our Corporate Headquarters Lease and Other Non-Cancelable Operating Leases
Lessee Operating Lease Liability Maturity Table [Text Block]
Schedule Of Business Acquisitions By Acquisition [Table]
Schedule Of Business Acquisitions By Acquisition [Table]
Business Acquisition
Business Acquisition [Axis]
Business Acquisition, Acquiree
Business Acquisition Acquiree [Domain]
Two thousand nineteen acquisitions.
2019 Acquisition
Two Thousand Nineteen Acquisitions [Member]
2018 acquisitions.
2018 Acquisition
Two Thousand Eighteen Acquisitions [Member]
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Summary of Aggregate Purchase Price Consideration Allocated to Fair Value of Assets Acquired and Liabilities Assumed
Schedule Of Recognized Identified Assets Acquired And Liabilities Assumed Table [Text Block]
Reconciliation of Disaggregated Revenue to Segment Revenue
Disaggregation Of Revenue Table [Text Block]
Summary of Balances of Accounts Receivables and Contract Assets from Contracts with Customers
Contract With Customer Asset And Liability Table [Text Block]
Reconciliation of Weighted Average Number of Shares of Common Stock Outstanding
Schedule Of Earnings Per Share Basic And Diluted Table [Text Block]
Award Type
Award Type [Axis]
Award Type
Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain]
Market-based restricted stock units.
MSUs
Market Based Restricted Stock Units [Member]
Amount of Stock-Based Compensation Expense Related to Stock-Based Awards, Primarily Stock Options and RSUs
Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Text Block]
Summary of Stock Option Activity
Schedule Of Share Based Compensation Stock Options Activity Table [Text Block]
Weighted-Average Assumptions of Estimated Fair Value of Stock Option Grants
Schedule Of Share Based Payment Award Stock Options Valuation Assumptions Table [Text Block]
Summary of RSU Activity
Schedule Of Share Based Compensation Restricted Stock Units Award Activity Table [Text Block]
Summary of Unrecognized Compensation Expense and Weighted Average Period Remaining
Schedule Of Unrecognized Compensation Cost Nonvested Awards Table [Text Block]
Schedule of Marketable Securities
Marketable Securities [Text Block]
Notional Principal Amounts of Outstanding Derivative Instruments
Schedule Of Derivative Instruments In Statement Of Financial Position Fair Value [Text Block]
Components of Property and Equipment, Net
Property Plant And Equipment [Text Block]
Summary of Changes in Goodwill
Schedule Of Goodwill [Text Block]
Finite-Lived and Indefinite-Lived Intangible Assets Acquired as Part of Business Combination
Finite Lived And Indefinite Lived Intangible Assets Acquired As Part Of Business Combination Table [Text Block]
Components of Intangible Assets with Definite Lives
Schedule Of Finite Lived Intangible Assets Table [Text Block]
Summary of Estimated Future Amortization Expense Related to Intangible Assets with Definite Lives
Scheduleof Finite Lived Intangible Assets Future Amortization Expense Table [Text Block]
Summary of Our Domestic and Foreign Income Before Income Taxes
Schedule Of Income Before Income Tax Domestic And Foreign Table [Text Block]
Summary of the Components of Our Provision for Income Taxes
Schedule Of Components Of Income Tax Expense Benefit Table [Text Block]
Summary of Deferred Tax Assets and Deferred Tax Liabilities
Schedule Of Deferred Tax Assets And Liabilities Table [Text Block]
Reconciliation of the Provision for Income Taxes
Schedule Of Effective Income Tax Rate Reconciliation Table [Text Block]
Reconciliation of the Beginning and Ending Amount of Gross Unrecognized Tax Benefits
Schedule Of Unrecognized Tax Benefits Roll Forward Table [Text Block]
Details of Accrued Expenses and Other Current Liabilities
Schedule Of Accrued Liabilities Table [Text Block]
Schedule of Other Long-Term Liabilities
Other Noncurrent Liabilities Table [Text Block]
Summary of Material Contractual Obligations and Commercial Commitments
Contractual Obligation Fiscal Year Maturity Schedule Table [Text Block]
Accumulated Other Comprehensive Loss Primarily Comprised of Accumulated Foreign Currency Translation Adjustments
Schedule Of Accumulated Other Comprehensive Income Loss Table [Text Block]
Summary of Segment Information
Schedule Of Segment Reporting Information By Segment [Text Block]
Summary of Revenue by Geographic Area
Revenue From External Customers By Geographic Areas Table [Text Block]
Property and Equipment, Net
Long Lived Assets By Geographic Areas Table [Text Block]
Summary of Other Income (Expense), Net
Schedule Of Other Nonoperating Income Expense Table [Text Block]
Schedule of Quarterly Financial Information
Schedule Of Quarterly Financial Information Table [Text Block]
Common shares purchased by Liberty Interactive Corporation in December 2012.
Number of common stock shares held by related party.
Class B common stock shares held by related party.
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Description of business and basis of presentation.
Description of business and basis of presentation.
Description Of Business And Basis Of Presentation [Table]
Description Of Business And Basis Of Presentation [Table]
Related Party
Related Party Transactions By Related Party [Axis]
Related Party
Related Party [Domain]
Liberty.
Liberty
Liberty [Member]
LTRIP.
LTRIP
L T R I P [Member]
Description Of Business And Basis Of Presentation [Line Items]
Description Of Business And Basis Of Presentation [Line Items]
Common stock purchased by Liberty
Common Shares Purchased By Related Party
Beneficially ownership of shares of common stock
Common Stock Shares Held By Related Party
Beneficially ownership of shares of Common Stock Class B
Class B Common Stock Shares Held By Related Party
The percentage of the previous owner's (and related party) interest in the registrant that was ultimately transferred to the current related party as a result of a spin-off transaction.
Percentage of interest held by related party
Share Ownership Of Registrant Owned By Previous Related Party Transferred To Current Related Party During The Period
The percentage of common stock owned by a related party.
The percentage of common stock owned by a related party if Class B shares were converted to common shares.
The voting rights percentage assuming the related party voted both common and class B stock.
Number of voting rights per share.
Percentage taken from outstanding shares of common stock
Percent Of Common Stock Held By Related Party Current
Percentage of beneficially ownership of shares of common stock class B
Percent Of Common Stock Held By Related Party If Class B Converted
Right to voting
Common Stock Voting Rights
Vote per common stock share
Number Of Voting Rights Per Share
Beneficially ownership of equity securities
Related Party Voting Rights Percent Current
Number of markets with localized websites.
Number of languages worldwide.
Number of other travel brands.
Description of user-generated reviews and opinions across broad base of global travel-related brands.
Number of hotels, accommodations reviewed on the Company's platform.
Number of vacation rentals reviewed on the Company's platform.
Number of restaurants reviewed on the Company's platform.
Number of experiences reviewed on the Company's platform.
Number of average monthly unique visitors.
Number of markets with localized versions of website
Number Of Markets With Localized Websites
Number of languages worldwide
Number Of Languages Worldwide
Number of other media brands with websites
Number Of Other Travel Brands
Description of user-generated reviews and opinions across broad base of global travel-related businesses
Description Of User Generated Reviews And Opinions Across Broad Base Of Global Travel Related Brands
Number of hotels and accommodations
Number Of Hotels And Accommodations Reviews And Opinions
Number of vacation rentals
Number Of Vacation Rentals Reviews And Opinions
Number of restaurants
Number Of Restaurant Reviews And Opinions
Number of activities and attractions worldwide
Number Of Travel Activities And Experiences Reviews And Opinions
Number of average monthly unique visitors
Number Of Average Monthly Unique Visitors
Number of operating subsidiaries.
Schedule of accounting policies.
Schedule of accounting policies.
Schedule Of Accounting Policies [Table]
Schedule Of Accounting Policies [Table]
Geographical
Statement Geographical [Axis]
Geographical
Segment Geographical [Domain]
China
CHINA
Stock Options
Employee Stock Option [Member]
Restricted Stock Units
Restricted Stock Units R S U [Member]
Statistical Measurement
Range [Axis]
Statistical Measurement
Range [Member]
Minimum
Minimum [Member]
Maximum
Maximum [Member]
Indefinite-lived Intangible Assets
Indefinite Lived Intangible Assets By Major Class [Axis]
Indefinite-lived Intangible Assets, Major Class Name
Indefinite Lived Intangible Assets Major Class Name [Domain]
Trademarks and Tradenames
Trademarks And Trade Names [Member]
Concentration Risk Type
Concentration Risk By Type [Axis]
Concentration Risk Type
Concentration Risk Type [Domain]
Customer Concentration Risk
Customer Concentration Risk [Member]
Concentration Risk Benchmark
Concentration Risk By Benchmark [Axis]
Concentration Risk Benchmark
Concentration Risk Benchmark [Domain]
Sales
Sales Revenue Net [Member]
Customer
Major Customers [Axis]
Customer
Name Of Major Customer [Domain]
Expedia.
Expedia
Expedia [Member]
Booking.
Booking
Booking [Member]
Expedia and Booking.
Expedia and Booking
Expedia And Booking [Member]
Initial Application Period Cumulative Effect Transition
Initial Application Period Cumulative Effect Transition [Axis]
Initial Application Period Cumulative Effect Transition
Initial Application Period Cumulative Effect Transition [Domain]
Difference between leases guidance in effect before and after topic 842.
Difference between Leases Guidance in Effect before and after Topic 842
Difference Between Leases Guidance In Effect Before And After Topic842 [Member]
North America and Europe and Asia Pacific.
North America and Europe and Asia Pacific
North America And Europe And Asia Pacific [Member]
Lease Arrangement, Type
Lease Arrangement Type [Axis]
Lease Arrangement, Type
Lease Arrangement Type [Domain]
Corporate headquarter building.
Corporate HQ Building
Corporate Headquarter Building [Member]
Balance Sheet Location
Balance Sheet Location [Axis]
Balance Sheet Location
Balance Sheet Location [Domain]
Property and equipment, net.
Property and Equipment, Net
Property And Equipment Net [Member]
Corporate headquarters lease.
Corporate Headquarters Lease
Corporate Headquarters Lease [Member]
Schedule Of Accounting Policies [Line Items]
Schedule Of Accounting Policies [Line Items]
Number of operating subsidiaries
Number Of Operating Subsidiaries
Advertising expense
Advertising Expense
Prepaid advertising expenses
Prepaid Advertising
Term of stock options, granted
Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period
Stock options vest period
Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1
Expected dividend yield
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate
Cash and cash equivalents maximum maturity period.
Financial instruments including money market funds maturities period
Cash And Cash Equivalents Maximum Maturity Period
The minimum original maturity period, on date of purchase, that a marketable security must be to be classified as a Short Term Marketable security.
The maximum remaining maturity date that a marketable security can have left to still be classified as a Short Term Marketable security.
Minimum maturities of short-term marketable securities
Minimum Maturity Period For Short Term Securities
Maximum remaining maturity for short-term marketable securities
Maximum Remaining Maturity Period For Short Term Securities
This is the maximum maturity period a marketable security can have per the Company's investment policy.
The maximum weighted average length of maturity that the investment portfolio can be while still complying with investment policy.
Maximum maturity period for marketable security
Maximum Maturity Period For Marketable Security
Weighted Average Maturity
Weighted Average Maturity Of Portfolio Limit
Time period for which customer invoices are due after invoice date.
Customer invoices due period
Customer Invoices Due Period
Valuation And Qualifying Accounts Disclosure [Table]
Valuation And Qualifying Accounts Disclosure [Table]
SEC Schedule, 12-09, Valuation Allowances and Reserves Type
Valuation Allowances And Reserves Type [Axis]
SEC Schedule, 12-09, Valuation Allowances and Reserves
Valuation Allowances And Reserves [Domain]
Allowance for Doubtful Accounts
Allowance For Credit Loss [Member]
Valuation And Qualifying Accounts Disclosure [Line Items]
Valuation And Qualifying Accounts Disclosure [Line Items]
Balance, beginning of period
Valuation Allowances And Reserves Balance
Charges to earnings
Valuation Allowances And Reserves Charged To Cost And Expense
Write-offs, net of recoveries and other adjustments
Valuation Allowances And Reserves Deductions
Balance, end of period
The minimum original maturity date at purchase that a marketable security must be to be classified as a Short Term Marketable security.
Minimum maturity at purchase date for a short term marketable security
Minimum Maturity Period At Purchase For Short Term Securities
Depreciation over the estimated useful lives of assets
Property Plant And Equipment Useful Life
Minimum probability that the fair value of the reporting unit is less than the carrying amount.
Minimum probability that the fair value of the reporting unit is less than the carrying amount
Minimum Probability That Fair Value Of Reporting Unit Is Less Than Carrying Amount
Number of distinct reporting units
Number Of Reporting Units
Goodwill impairment loss
Goodwill Impairment Loss
Carrying value of indefinite-lived intangible assets
Indefinite Lived Intangible Assets Excluding Goodwill
Impairment of indefinite-lived intangible assets
Impairment Of Intangible Assets Indefinitelived Excluding Goodwill
Deferred merchant payables
Net foreign currency exchange gains/(losses)
Foreign Currency Transaction Gain Loss Before Tax
Customer concentration risk
Concentration Risk Percentage1
Foreign exchange contracts translation maximum maturity period.
Foreign currency exchange contracts maturity period, maximum
Foreign Exchange Contracts Translation Maximum Maturity Period
New Accounting Pronouncements Or Change In Accounting Principle [Table]
New Accounting Pronouncements Or Change In Accounting Principle [Table]
Restatement
Restatement [Axis]
Restatement
Restatement [Domain]
Adjustments Due to ASC 842
Restatement Adjustment [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Property and equipment, net
Operating lease right-of-use assets
Deferred income taxes, net
Liabilities:
Accrued expenses and other current liabilities
Other long-term liabilities
Recorded a net increase in opening retained earnings
This amount represents the square footage of the Company's leased office space excluding our corporate headquarter buildings.
Number of location under lease.
Leased area of office space
Leased Square Footage Excluding Corporate Headquarter Buildings
Leased location
Number Of Location Under Lease
Lease expiration date
Lease Expiration Date1
Operating lease liabilities
Operating Lease Liability
Deferred rent
Deferred Rent Receivables Net
Operating lease, term
Lessee Operating Lease Term Of Contract
Operating lease, existence of option to extend
Lessee Operating Lease Existence Of Option To Extend
Operating lease, existence of option to terminate
Lessee Operating Lease Existence Of Option To Terminate
Operating lease, Option to terminate
Lessee Operating Lease Option To Terminate
Leased area
Area Of Real Estate Property
Initial term of lease
Lessee Finance Lease Term Of Contract1
Extended lease term
Lessee Finance Lease Renewal Term1
Net asset
Assets Net
Finance lease ROU assets
Finance Lease Right Of Use Asset
Finance lease liability
Finance Lease Liability
Finance lease prepaid rent
Prepaid Rent
ROU asset, net of accumulated amortization
Finance Lease Right Of Use Asset Amortization
Accumulated amortization
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Finance lease cost.
Finance lease costs.
Lease Cost [Abstract]
Operating lease cost
Operating Lease Cost
Finance lease cost
Finance Lease Costs [Abstract]
Amortization of right-of-use assets
Interest on lease liabilities
Finance Lease Interest Expense
Total finance lease cost
Finance Lease Cost
Sublease income
Sublease Income
Total lease cost, net
Lease Cost
Operating lease expense
Sublease income
Depreciation expense
Interest expense
Cash paid for amounts included in measurement of lease liabilities.
Right-of-use assets obtained in exchange for lease liabilities.
Lessee Disclosure [Abstract]
Cash paid for amounts included in the measurement of lease liabilities:
Cash Paid For Amounts Included In Measurement Of Lease Liabilities [Abstract]
Operating cash outflows from operating leases
Operating Lease Payments
Operating cash outflows from finance lease
Finance Lease Interest Payment On Liability
Financing cash outflows from finance lease
Right-of-use assets obtained in exchange for lease liabilities:
Right Of Use Assets Obtained In Exchange For Lease Liabilities [Abstract]
Operating leases
Right Of Use Asset Obtained In Exchange For Operating Lease Liability
Finance lease
Right Of Use Asset Obtained In Exchange For Finance Lease Liability
Right-of-use asset obtained in exchange for operating lease liability commenced since adoption of lease standard ASC 842.
Operating leases commenced amount
Right Of Use Asset Obtained In Exchange For Operating Lease Liability Commenced
Weighted-average remaining lease term.
Weighted-average discount rate.
Weighted-average remaining lease term:
Weighted Average Remaining Lease Term [Abstract]
Operating leases
Operating Lease Weighted Average Remaining Lease Term1
Finance lease
Finance Lease Weighted Average Remaining Lease Term1
Weighted-average discount rate:
Weighted Average Discount Rate [Abstract]
Operating leases
Operating Lease Weighted Average Discount Rate Percent
Finance lease
Finance Lease Weighted Average Discount Rate Percent
Operating Lease Liabilities, Payments Due [Abstract]
Operating Lease Liabilities Payments Due [Abstract]
2020
Lessee Operating Lease Liability Payments Due Next Twelve Months
2021
Lessee Operating Lease Liability Payments Due Year Two
2022
Lessee Operating Lease Liability Payments Due Year Three
2023
Lessee Operating Lease Liability Payments Due Year Four
2024
Lessee Operating Lease Liability Payments Due Year Five
Thereafter
Lessee Operating Lease Liability Payments Due After Year Five
Total future lease payments
Lessee Operating Lease Liability Payments Due
Less imputed interest
Lessee Operating Lease Liability Undiscounted Excess Amount
Total lease liabilities
Accrued expenses and other current liabilities
Operating Lease Liability Current
Other long-term liabilities
Operating Lease Liability Noncurrent
Finance Lease Liabilities, Payments, Due [Abstract]
Finance Lease Liabilities Payments Due [Abstract]
2020
Finance Lease Liability Payments Due Next Twelve Months
2021
Finance Lease Liability Payments Due Year Two
2022
Finance Lease Liability Payments Due Year Three
2023
Finance Lease Liability Payments Due Year Four
2024
Finance Lease Liability Payments Due Year Five
Thereafter
Finance Lease Liability Payments Due After Year Five
Total future lease payments
Finance Lease Liability Payments Due
Less imputed interest
Finance Lease Liability Undiscounted Excess Amount
Total lease liabilities
Accrued expenses and other current liabilities
Finance Lease Liability Current
Other long-term liabilities
Finance Lease Liability Noncurrent
Net of sublease income future minimum payments due.
Net of sub lease income future minimum payments due current.
Net of sublease income future minimum payments due in two years.
Net of sublease income future minimum payments due in three years.
Net of sublease income future minimum payments due in four years.
Net of sublease income future minimum payments due in five years.
Net of sublease income future minimum payments due thereafter.
Sub leases income future minimum payments due.
Sub lease income future minimum payments due current.
Sub leases income future minimum payments due in two years.
Sub leases income future minimum payments due in three years.
Sub leases income future minimum payments due in four years.
Sub leases income future minimum payments due in five years.
Sub leases income future minimum payments due thereafter.
Headquarters lease.
Headquarters Lease
Headquarters Lease [Member]
Other operating leases.
Other Operating Leases
Other Operating Leases [Member]
2019
Operating Leases Future Minimum Payments Due Current
2020
Operating Leases Future Minimum Payments Due In Two Years
2021
Operating Leases Future Minimum Payments Due In Three Years
2022
Operating Leases Future Minimum Payments Due In Four Years
2023
Operating Leases Future Minimum Payments Due In Five Years
Thereafter
Operating Leases Future Minimum Payments Due Thereafter
Total
Operating Leases Future Minimum Payments Due
2019
Sub Leases Income Future Minimum Payments Due Current
2020
Sub Leases Income Future Minimum Payments Due In Two Years
2021
Sub Leases Income Future Minimum Payments Due In Three Years
2022
Sub Leases Income Future Minimum Payments Due In Four Years
2023
Sub Leases Income Future Minimum Payments Due In Five Years
Thereafter
Sub Leases Income Future Minimum Payments Due Thereafter
Total
Sub Leases Income Future Minimum Payments Due
2019
Net Of Sublease Income Future Minimum Payments Due Current
2020
Net Of Sublease Income Future Minimum Payments Due In Two Years
2021
Net Of Sublease Income Future Minimum Payments Due In Three Years
2022
Net Of Sublease Income Future Minimum Payments Due In Four Years
2023
Net Of Sublease Income Future Minimum Payments Due In Five Years
Thereafter
Net Of Sublease Income Future Minimum Payments Due Thereafter
Total
Net Of Sublease Income Future Minimum Payments Due
Other long-term liabilities under financial obligation
Capital Lease Obligations Noncurrent
Acquisitions and other investments.
Acquisitions and other investments.
Acquisitions And Other Investments [Table]
Acquisitions And Other Investments [Table]
Series of Individually Immaterial Business Acquisition
Series Of Individually Immaterial Business Acquisitions [Member]
Single Platform.
SinglePlatform
Single Platform [Member]
Booka Table.
BookaTable
Booka Table [Member]
Restorando.
Restorando
Restorando [Member]
Acquisitions And Other Investments [Line Items]
Acquisitions And Other Investments [Line Items]
Number of business acquired
Number Of Businesses Acquired
Acquisition-related costs expensed as incurred
Business Combination Acquisition Related Costs
Total acquisition purchase price
Business Combination Consideration Transferred1
Cash consideration paid, net of cash acquired
Cash acquired from acquisition
Cash Acquired From Acquisition
Percentage of ownership interests acquired
Business Acquisition Percentage Of Voting Interests Acquired
Date of acquisition
Business Acquisition Date Of Acquisition Agreement1
Valuation Allowance by Deferred Tax Asset
Valuation Allowance By Deferred Tax Asset [Axis]
Deferred Tax Asset
Deferred Tax Asset [Domain]
Not deductible for tax purposes.
Not Deductible for Tax Purposes
Not Deductible For Tax Purposes [Member]
Trade Names
Trade Names [Member]
Customer Lists and Supplier Relationships
Customer Relationships [Member]
Subscriber relationships.
Subscriber Relationships
Subscriber Relationships [Member]
Developed technology and other.
Developed Technology and Other
Developed Technology And Other [Member]
Goodwill
Intangible assets
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangibles
Net tangible assets (liabilities)
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net
Total purchase price consideration
Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Net
Weighted average life of preliminary identifiable definite-lived intangible assets acquired
Acquired Finite Lived Intangible Assets Weighted Average Useful Life
Assets acquired, accounts receivable
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Receivables
Assets acquired, prepaid expenses and other current assets
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Prepaid Expense And Other Assets
Liabilities assumed
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities
Assets acquired,deferred revenue
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Deferred Revenue
Cost method investments
Equity Securities Fv Ni
Purchase price consideration
Deferred tax liabilities, net
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Deferred Tax Liabilities Noncurrent
Disaggregation Of Revenue [Table]
Disaggregation Of Revenue [Table]
ASC 606
Accounting Standards Update201409 [Member]
Plan Name
Plan Name [Axis]
Plan Name
Plan Name [Domain]
Sales incentive program.
Sales Incentive Program
Sales Incentive Program [Member]
Disaggregation Of Revenue [Line Items]
Disaggregation Of Revenue [Line Items]
Capitalized costs to obtain a contract
Capitalized Contract Cost Net
Capitalized contract cost, Amortization period
Capitalized Contract Cost Amortization Period
Amortization expense
Capitalized Contract Cost Amortization
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Start Date [Axis]
Transaction price related to unsatisfied performance obligations expected period
Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1
Number of reportable segment
Number Of Reportable Segments
Product and Service
Product Or Service [Axis]
Product and Service
Products And Services [Domain]
TripAdvisor branded hotels.
Tripadvisor-Branded Hotels
Trip Advisor Branded Hotels [Member]
TripAdvisor branded display and platform.
Tripadvisor-Branded Display and Platform
Trip Advisor Branded Display And Platform [Member]
Segments
Statement Business Segments [Axis]
Segments
Segment [Domain]
Hotels media and platform segment.
Hotels, Media & Platform
Hotels Media And Platform Segment [Member]
Experiences and dining segment.
Experiences & Dining Segment
Experiences And Dining Segment [Member]
Other
All Other Segments [Member]
Total Revenue
Accounts receivable
Accounts Receivable Net Current
Contract assets
Contract With Customer Asset Net Current
Total
Deferred revenue
Revenue recognized
Contract With Customer Liability Revenue Recognized
Contract with customer revenue refunded due to cancellations
Contract With Customer Refund Liability Current
Numerator:
Net Income Loss [Abstract]
Denominator:
Weighted Average Number Of Shares Outstanding Basic [Abstract]
Weighted average shares used to compute Basic EPS
Weighted average effect of dilutive securities:
Weighted Average Number Diluted Shares Outstanding Adjustment [Abstract]
Stock options
Incremental Common Shares Attributable To Share Based Payment Arrangements
RSUs/MSUs
Incremental Common Shares Attributable To Contingently Issuable Shares
Weighted average shares used to compute Diluted EPS
Basic EPS
Diluted EPS
Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table]
Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table]
Antidilutive Securities
Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities [Axis]
Antidilutive Securities, Name
Antidilutive Securities Name [Domain]
Stock options, service and performance-based restricted stock units (“RSUs”) and market-based restricted stock units (“MSUs”),
Stock Options, RSUs and MSUs
Stock Options Service And Performance Based Restricted Stock Units And Market Based Restricted Stock Units [Member]
Certain Performance-Based Awards
Performance Shares [Member]
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]
Antidilutive securities excluded from computation of earnings per share, amount
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount
Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Table]
Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Table]
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total stock-based compensation expense
Income tax benefit from stock-based compensation expense
Employee Service Share Based Compensation Tax Benefit From Compensation Expense
Total stock-based compensation expense, net of tax effect
Allocated Share Based Compensation Expense Net Of Tax
Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]
Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]
Two thousand eleven incentive plan.
2011 Plan
Two Thousand Eleven Incentive Plan [Member]
Deferred compensation plan for non employee directors.
Deferred Compensation Plan for Non Employee Directors
Deferred Compensation Plan For Non Employee Directors [Member]
Two thousand eighteen stock and annual incentive plan.
2018 Plan
Two Thousand Eighteen Stock And Annual Incentive Plan [Member]
Two thousand eighteen incentive Plan.
2018 Plan
Two Thousand Eighteen Incentive Plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Capitalized stock based compensation as internal-use software and website development costs
Common shares registered for issuance under incentive plan
Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized
Common stock share issuance under plan
Share Based Compensation Arrangement By Share Based Payment Award Number Of Additional Shares Authorized
Number of shares reserved for future stock-based awards under plan
Common Stock Capital Shares Reserved For Future Issuance
Options Outstanding
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Roll Forward
Options Outstanding, Beginning balance
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number
Options Outstanding, Granted
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross
Options Outstanding, Exercised
Options Outstanding, Cancelled or expired
Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period
Options Outstanding, Ending balance
Options Outstanding, Exercisable
Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number
Options Outstanding, Vested and expected to vest
Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number
Weighted Average Exercise Price per share
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Rollforward
Options Outstanding, Weighted Average Exercise Price, Beginning Balance
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price
Options Granted, Weighted Average Exercise Price
Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price
Options Exercised, Weighted Average Exercise Price
Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price
Options Cancelled or expired, Weighted Average Exercise Price
Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price
Options Outstanding, Weighted Average Exercise Price, Ending balance
Options Exercisable, Weighted Average Exercise Price
Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price
Options Vested and expected to vest, Weighted Average Exercise Price
Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price
Weighted Average Remaining Contractual Life and Aggregate Intrinsic Value
Share Based Compensation Arrangement By Share Based Payment Award Options Additional Disclosures [Abstract]
Options Outstanding, Weighted Average Remaining Contractual Life
Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2
Options Exercisable, Weighted Average Remaining Contractual Life
Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1
Options Vested and expected to vest, Weighted Average Remaining Contractual Life
Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1
Options Outstanding, Aggregate Intrinsic Value
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value
Options Exercisable, Aggregate Intrinsic Value
Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1
Options Vested and expected to vest, Aggregate Intrinsic Value
Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value
End of requisite service period for share based compensation arrangement.
Title of Individual
Title Of Individual [Axis]
Title of Individual
Title Of Individual With Relationship To Entity [Domain]
CEO
Chief Executive Officer [Member]
Number of stock options issued
Estimated grant-date fair value per option pricing model
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value
Stock awards vesting term
Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Rights
Requisite service period for estimated grant-date fair value of stock awards
Share Based Compensation Arrangement By Share Based Payment Award Award Requisite Service Period Date
Options non converted into shares due to net share settlement
Shares Paid For Tax Withholding For Share Based Compensation
Closing stock price
Share Price
Total intrinsic value
Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value
Risk free interest rate
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate
Expected term (in years)
Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1
Expected volatility
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate
Weighted-average grant date fair value
Total fair value of stock options vested
Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1
Cash received from stock option exercises
Share based compensation arrangement by share based payment award nonqualified stock option award grant date.
Nonqualified stock option award grant date
Share Based Compensation Arrangement By Share Based Payment Award Nonqualified Stock Option Award Grant Date
Incremental fair value recognized to stock-based compensation expense
Share Based Compensation Arrangement By Share Based Payment Award Plan Modification Incremental Compensation Cost
RSUs outstanding
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Roll Forward
Unvested outstanding, Beginning balance
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number
Unvested RSUs, Granted
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period
Unvested RSUs, Vested and released
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period
Unvested RSUs, Cancelled
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period
Unvested outstanding, Ending balance
Weighted Average Grant-Date Fair Value Per Share
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value Roll Forward
Unvested outstanding, Weighted Average Grant-Date Fair Value Per Share, Beginning balance
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value
Weighted Average Grant-Date Fair Value Per Share, Granted
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value
Weighted Average Grant-Date Fair Value Per Share, Vested and released
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value
Weighted Average Grant-Date Fair Value Per Share, Cancelled
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value
Unvested outstanding, Weighted Average Grant-Date Fair Value Per Share, Ending balance
Aggregate Intrinsic Value
Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value [Abstract]
Unvested RSUs outstanding, Aggregate Intrinsic Value
Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Nonvested
Number of vesting annual installments.
Service-based restricted stock units.
Service-based RSUs
Service Based Restricted Stock Units [Member]
Performance based restricted stock units.
Performance-based RSUs
Performance Based Restricted Stock Units [Member]
Dividends
Dividends [Axis]
Dividends
Dividends [Domain]
Dividend Equivalents [Member].
Dividend Equivalents
Dividend Equivalents [Member]
Number of vesting annual installments
Number Of Vesting Annual Installments
Grant date fair value of stock awards granted
Requisite service period for estimated grant-date fair value of stock awards
Percentage of originally granted shares that may be earned upon performance achievement, maximum.
Percentage of originally granted shares that may be earned upon performance achievement, minimum.
Percentage of originally granted shares that may be earned upon performance achievement, maximum
Percentage Of Originally Granted Shares That May Be Earned Upon Performance Achievement Maximum
Percentage of originally granted shares that may be earned upon performance achievement, minimum
Percentage Of Originally Granted Shares That May Be Earned Upon Performance Achievement Minimum
Unvested RSUs, Vested and settled
RSUs withheld to satisfy withholding tax requirements
MSUs
MSUs outstanding
Unvested MSUs, Granted
Unvested MSUs, Vested and released
Unvested MSUs, Cancelled
Unvested MSUs outstanding, Aggregate Intrinsic Value
Performance measurement period start date.
Performance measurement period end date.
Sale of Stock
Subsidiary Sale Of Stock [Axis]
Sale of Stock
Sale Of Stock Name Of Transaction [Domain]
Employee Stock
Employee Stock [Member]
Share award issued
Performance measurement period start date
Performance Measurement Period Start Date
Performance measurement period end date
Performance Measurement Period End Date
MSU's issued under incentive plan
Restricted stock units/market based restricted stock units.
RSUs/MSUs
Restricted Stock Units And Market Based Restricted Stock Units [Member]
Unrecognized compensation expense
Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options
Weighted average period remaining (in years)
Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1
Unrecognized compensation expense
Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Share Based Awards Other Than Options
Fair Value Disclosures [Abstract]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]
Fair Value Hierarchy and NAV
Fair Value By Fair Value Hierarchy Level [Axis]
Fair Value Hierarchy and NAV
Fair Value Measurements Fair Value Hierarchy [Domain]
Level 1
Fair Value Inputs Level1 [Member]
Level 2
Fair Value Inputs Level2 [Member]
Asset Class
Fair Value By Asset Class [Axis]
Asset Class
Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation By Asset Class [Domain]
Money Market Funds
Money Market Funds [Member]
Commercial Paper
Commercial Paper [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Total Amortized Cost
Available For Sale Securities Amortized Cost
Total Fair Value
Available For Sale Securities
Cash and Cash Equivalents
Cash And Cash Equivalents Fair Value Disclosure
Short-Term Marketable Securities
Cash equivalents
Cash Equivalents At Carrying Value
Investments Debt And Equity Securities [Abstract]
Investment, Name
Schedule Of Equity Method Investment Equity Method Investee Name [Axis]
Investment, Name
Equity Method Investee Name [Domain]
Chelsea Investment Company PTE, Holding Ltd.
Chelsea Investment Holding Company PTE, Ltd
Chelsea Investment Holding Company P T E Ltd [Member]
Non marketable investments.
Non-Marketable Investments
Non Marketable Investments [Member]
Accrued expenses and other current liabilities.
Accrued Expenses and Other Current Liabilities
Accrued Expenses And Other Current Liabilities [Member]
Other Long-term Liabilities
Other Noncurrent Liabilities [Member]
Outstanding marketable securities
Marketable Securities
Marketable securities, realized gain (losses)
Marketable Securities Realized Gain Loss
Deferred gain recognized period.
Equity method investment, ownership percentage
Equity Method Investment Ownership Percentage
Equity method investments
Equity Method Investments
Deferred income liability
Equity Method Investment Difference Between Carrying Amount And Underlying Equity
Deferred gain recognition period
Deferred Gain Recognized Period
Equity securities without readily determinable fair value
Equity Securities Without Readily Determinable Fair Value Amount
Loss on cost method investments
Cost Method Investments Realized Losses
Net gain (loss) related to forward contracts
Derivative Gain Loss On Derivative Net
Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table]
Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table]
Hedging Designation
Hedging Designation [Axis]
Hedging Designation
Hedging Designation [Domain]
Not Designated as Hedging Instrument
Nondesignated [Member]
Derivative Instrument
Derivative Instrument Risk [Axis]
Derivative Contract
Derivative Contract Type [Domain]
Foreign Exchange-forward Contracts
Foreign Exchange Contract [Member]
Derivatives Fair Value [Line Items]
Derivatives Fair Value [Line Items]
Foreign currency exchange-forward contracts
Derivative Notional Amount
Derivative instruments not designated as hedging instruments, description of terms
Derivative Instruments Not Designated As Hedging Instruments Purpose
Number of outstanding derivatives contracts.
Number of outstanding derivatives contracts
Number Of Outstanding Derivatives Contracts
Schedule Of Property Plant And Equipment [Table]
Schedule Of Property Plant And Equipment [Table]
Capitalized Software and Website Development
Building
Building [Member]
Finance lease right-of-use asset.
Finance Lease Right-of-Use Asset
Finance Lease Right Of Use Asset [Member]
Leasehold Improvements
Leasehold Improvements [Member]
Computer Equipment and Purchased Software
Computer Equipment [Member]
Furniture, Office Equipment and Other
Furniture, Office Equipment and Other
Furniture Office Equipment And Other [Member]
Property Plant And Equipment [Line Items]
Property Plant And Equipment [Line Items]
Property and equipment, gross
Property Plant And Equipment Gross
Less: accumulated depreciation
Total
Property and equipment, net
Capitalized computer software and website development costs
Property Plant And Equipment Additions
Schedule Of Goodwill [Table]
Schedule Of Goodwill [Table]
Hotel segment.
Hotel Segment
Hotel Segment [Member]
Non-Hotel segment.
Non-Hotel Segment
Non Hotel Segment [Member]
Other Segments
Goodwill [Line Items]
Goodwill [Line Items]
Beginning balance
Allocation to new segments
Goodwill Transfers
Acquisitions
Goodwill Acquired During Period
Other adjustments
Goodwill Foreign Currency Translation Gain Loss
Ending balance
Intangible assets with definite lives
Finite Lived Intangible Assets Gross
Less: accumulated amortization
Finite Lived Intangible Assets Accumulated Amortization
Intangible assets with definite lives, net
Finite Lived Intangible Assets Net
Intangible assets with indefinite lives
Total
Amortization expense
Goodwill, Impairment Loss
Impairment of intangible assets
Impairment Of Intangible Assets Excluding Goodwill
Schedule Of Finite Lived Intangible Assets [Table]
Schedule Of Finite Lived Intangible Assets [Table]
Trade Names and Trademarks
Technology based and other.
Technology and Other
Technology Based And Other [Member]
Finite Lived Intangible Assets [Line Items]
Finite Lived Intangible Assets [Line Items]
Weighted Average Remaining Life (in years)
Finite Lived Intangible Assets Remaining Amortization Period1
Gross Carrying Amount
Accumulated Amortization
2020
Finite Lived Intangible Assets Amortization Expense Next Twelve Months
2021
Finite Lived Intangible Assets Amortization Expense Year Two
2022
Finite Lived Intangible Assets Amortization Expense Year Three
2023
Finite Lived Intangible Assets Amortization Expense Year Four
2024
Finite Lived Intangible Assets Amortization Expense Year Five
2025 and thereafter
Finite Lived Intangible Assets Amortization Expense After Year Five
Line of credit facility extended maturity date.
Debt Instrument [Table]
Debt Instrument [Table]
Long-term Debt, Type
Longterm Debt Type [Axis]
Long-term Debt, Type
Longterm Debt Type [Domain]
Revolving Credit Facility
Revolving Credit Facility [Member]
Variable Rate
Variable Rate [Axis]
Variable Rate
Variable Rate [Domain]
Eurocurrency Spread
Eurodollar [Member]
Adjusted London interbank offered rate.
Adjusted London Interbank Offered Rate
Adjusted London Interbank Offered Rate [Member]
New York Fed Bank Rate
Federal Funds Effective Swap Rate [Member]
ABR Spread
Base Rate [Member]
Letter of Credit
Letter Of Credit [Member]
Borrowings on same-day notice.
Borrowings On Same Day Notice
Borrowings On Same Day Notice [Member]
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Borrowing capacity under Credit Facility
Line Of Credit Facility Maximum Borrowing Capacity
Interest rate description
Line Of Credit Facility Interest Rate Description
Credit facility, maturity date
Line Of Credit Facility Expiration Date1
Credit facility, extended maturity date
Line Of Credit Facility Extended Maturity Date
Credit Facility, description
Line Of Credit Facility Description
Credit facility, expiration period
Line Of Credit Facility Expiration Period
Basis spread on variable rate
Debt Instrument Basis Spread On Variable Rate1
Borrowings, interest rate description
Debt Instrument Description Of Variable Rate Basis
Borrowings, interest rate
Debt Instrument Interest Rate Effective Percentage
Amount borrowed
Repayments of Debt
Cash repatriation of foreign earnings
Foreign Earnings Repatriated
Outstanding borrowings
Line Of Credit
Line Of Credit Facility Unused Capacity Commitment Fee Percentage
Line Of Credit Facility Unused Capacity Commitment Fee Percentage
Letters of credit outstanding amount
Letters Of Credit Outstanding Amount
Total interest expense and commitments fees
Lender fees and debt financing costs capitalized.
Deferred financing costs
Deferred Finance Costs Noncurrent Net
Lender fees and debt financing costs capitalized
Lender Fees And Debt Financing Costs Capitalized
Twenty sixteen credit facility.
2016 Credit Facility
Twenty Sixteen Credit Facility [Member]
Lender Name
Line Of Credit Facility [Axis]
Line of Credit Facility, Lender
Line Of Credit Facility Lender [Domain]
Bank of America Merrill Lynch International Limited.
Lender
Bank Of America Merrill Lynch International Limited [Member]
Credit facility, termination date
Debt Instrument
Debt Instrument [Axis]
Debt Instrument, Name
Debt Instrument Name [Domain]
Chinese credit facility boa.
Chinese Credit Facility Boa
Chinese Credit Facility Boa [Member]
Chinese credit facility JPM.
Chinese Credit Facility JPM
Chinese Credit Facility J P M [Member]
Period of credit facility
Domestic
Income Loss From Continuing Operations Before Income Taxes Domestic
Foreign
Income Loss From Continuing Operations Before Income Taxes Foreign
Current income tax expense:
Current Income Tax Expense Benefit Continuing Operations [Abstract]
Federal
Current Federal Tax Expense Benefit
State
Current State And Local Tax Expense Benefit
Foreign
Current Foreign Tax Expense Benefit
Current income tax expense
Current Income Tax Expense Benefit
Deferred income tax expense (benefit):
Deferred Income Tax Expense Benefit Continuing Operations [Abstract]
Federal
Deferred Federal Income Tax Expense Benefit
State
Deferred State And Local Income Tax Expense Benefit
Foreign
Deferred Foreign Income Tax Expense Benefit
Deferred income tax expense (benefit):
Deferred Income Tax Expense Benefit
Provision for income taxes
Income taxes.
Income taxes.
Income Taxes [Table]
Income Taxes [Table]
Income Tax Authority
Income Tax Authority [Axis]
Income Tax Authority
Income Tax Authority [Domain]
Federal
Domestic Country [Member]
State
State And Local Jurisdiction [Member]
Foreign
Foreign Country [Member]
Singapore
SINGAPORE
Income Tax Authority, Name
Income Tax Authority Name [Axis]
Income Tax Authority, Name
Income Tax Authority Name [Domain]
IRS
Internal Revenue Service I R S [Member]
Tax Period
Tax Period [Axis]
Tax Period
Tax Period [Domain]
Tax years 2009 through 2013.
Tax Years 2009 through 2013
Tax Years2009 Through2013 [Member]
Income Taxes [Line Items]
Income Taxes [Line Items]
Decrease in income tax payable attributable to exercise or settlement of stock-based awards
Increase Decrease In Income Taxes
Deferred tax assets:
Components Of Deferred Tax Assets [Abstract]
Stock-based compensation
Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost
Net operating loss carryforwards
Deferred Tax Assets Operating Loss Carryforwards
Provision for accrued expenses
Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities
Deferred rent
Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Deferred Rent
Lease financing obligation
Deferred Tax Assets Lease Financing Obligation
Foreign advertising spend
Deferred Tax Assets Foreign Advertising Spend
Deferred expense related to cost-sharing arrangement
Deferred Tax Assets Expense Related To Cost Sharing Arrangement
Interest carryforward
Deferred Tax Assets Interest Carryforward
Other
Deferred Tax Assets Tax Deferred Expense Other
Total deferred tax assets
Deferred Tax Assets Gross
Less: valuation allowance
Deferred Tax Assets Valuation Allowance
Net deferred tax assets
Deferred Tax Assets Net
Deferred tax liabilities:
Components Of Deferred Tax Liabilities [Abstract]
Intangible assets
Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets
Property and equipment
Deferred Tax Liabilities Property Plant And Equipment
Prepaid expenses
Deferred Tax Liabilities Prepaid Expenses
Building - corporate headquarters
Deferred Tax Liabilities Building
Deferred income related to cost-sharing arrangement
Deferred Tax Liabilities Income Related To Cost Sharing Arrangement
Other
Deferred Tax Liabilities Other
Total deferred tax liabilities
Deferred Income Tax Liabilities
Net deferred tax liability
Deferred Tax Liabilities
Net deferred tax asset
Deferred Tax Assets Liabilities Net
Operating loss carryforwards
Operating Loss Carryforwards
Expiration date of NOLs
Operating Loss Carryforwards Limitations On Use
Valuation allowance on deferred tax assets
Increase related to additional foreign net operating losses
Valuation Allowance Deferred Tax Asset Change In Amount
Income Tax Expense Benefit Continuing Operations Income Tax Reconciliation [Abstract]
Income tax expense at the federal statutory rate
Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate
Foreign rate differential
Income Tax Reconciliation Foreign Income Tax Rate Differential
State income taxes, net of effect of federal tax benefit
Income Tax Reconciliation State And Local Income Taxes
Unrecognized tax benefits and related interest
Income Tax Reconciliation Tax Contingencies
Change in cost-sharing treatment of stock-based compensation
Income Tax Reconciliation Change In Cost Sharing Treatment Of Stock Based Compensation
FDII, GILTI and other provisions
Income Tax Reconciliation F D I I G I L T I And Other Provisions
Impacts related to the 2017 Tax Act
Income Tax Reconciliation Change In Enacted Tax Rate
Research tax credit
Income Tax Reconciliation Tax Credits Research
Stock-based compensation
Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost
Change in valuation allowance
Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance
Local income tax on intercompany transaction
Income Tax Rate Reconciliation Local Income Tax On Intercompany Transaction
Executive compensation
Income Tax Rate Reconciliation Executive Compensation
Other, net
Income Tax Reconciliation Other Adjustments
Australia Tax
Australian Taxation Office [Member]
Intangible property rights.
Intangible Property Rights
Intangible Property Rights [Member]
The expiration date of tax incentive agreement with local statutory tax authorities.
Singapore's effective tax rate
Effective Income Tax Rate Continuing Operations
Income tax expense at federal statutory rate
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate
Tax incentive agreement expiration date
Tax Incentive Agreement Expiration Date
Decrease to the 2018 provision for income tax expense
Income Tax Reconciliation Tax Credits Investment
Transition tax
Tax Cuts And Jobs Act Of2017 Incomplete Accounting Transition Tax For Accumulated Foreign Earnings Provisional Income Tax Expense
Income tax expense recorded due to remeasurement of net deferred tax assets
Income Tax Expense Benefit Continuing Operations Adjustment Of Deferred Tax Asset Liability
Tax cuts and jobs act, income tax benefit
Tax Cuts And Jobs Act Of2017 Change In Tax Rate Income Tax Expense Benefit
Tax cuts and jobs act foreign earnings not considered to be indefinitely reinvested.
Foreign earnings not considered to be indefinitely reinvested
Tax Cuts And Jobs Act Foreign Earnings Not Considered To Be Indefinitely Reinvested
Deferred tax liability on cumulative undistributed foreign earnings that are not indefinitely reinvested
Deferred Tax Liabilities Undistributed Foreign Earnings
Foreign earnings intended to indefinitely reinvest in non-US subsidiaries
Tax Cuts And Jobs Act Of2017 Incomplete Accounting Existing Undistributed Accumulated Earnings Of Foreign Subsidiary
Estimated potential increase in income tax expense for tax years of 2009, 2010, 2011, 2012 and 2013 IRS audits based on received NOPA's from IRS.
Increase in income tax expense due to proposed adjustments related to transfer pricing with foreign subsidiary, estimated
Tax Adjustments Increase Decrease In Income Tax Expense
Cumulative income tax expense recorded upon non-company related litigation
Tax Adjustments Settlements And Unusual Provisions
Balance, beginning of year
Unrecognized Tax Benefits
Increases to tax positions related to the current year
Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions
Increases to tax positions related to the prior year
Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions
Reductions due to lapsed statute of limitations
Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations
Decreases to tax positions related to the prior year
Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions
Settlements during current year
Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities
Balance, end of year
Unrecognized tax benefits
Unrecognized tax benefits that would impact effective tax rate
Unrecognized Tax Benefits That Would Impact Effective Tax Rate
Total gross interest and penalties accrued
Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued
Anticipated decrease in unrecognized tax benefits within next twelve months
Unrecognized Tax Benefits Period Increase Decrease
Accrued employee salary, bonus, and related benefits
Employee Related Liabilities Current
Accrued marketing costs
Accrued Marketing Costs Current
Current income taxes payable
Accrued Income Taxes Current
Finance lease liability - current portion
Operating lease liabilities - current portion
Other
Other Accrued Liabilities Current
Total
Unrecognized tax benefits including interest accrued.
Unrecognized tax benefits
Unrecognized Tax Benefits Including Interest Accrued
Long-term income taxes payable
Accrued Income Taxes Noncurrent
Financing obligation, net of current portion
Operating lease liabilities, net of current portion
Deferred income liability
Other
Other Sundry Liabilities Noncurrent
Total other long term liabilities
Commitment and contingencies.
Commitment and contingencies.
Commitment And Contingencies [Table]
Commitment And Contingencies [Table]
Other Commitments
Other Commitments [Axis]
Other Commitments
Other Commitments [Domain]
Purchase obligations and other.
Purchase obligations and other
Purchase Obligations And Other [Member]
Expected commitment fee payments on two thousand fifteen credit facility.
Expected Commitment Fee Payments on 2015 Credit Facility
Expected Commitment Fee Payments On Two Thousand Fifteen Credit Facility [Member]
Standby Letters of Credit
Standby Letters Of Credit [Member]
Commitment And Contingencies [Line Items]
Commitment And Contingencies [Line Items]
Contractual Obligation, Total
Contractual Obligation
Contractual Obligation, Less than 1 year
Contractual Obligation Due In Next Twelve Months
Contractual Obligation, 1 to 3 years
Contractual Obligation Due In Second And Third Year
Contractual Obligation, 3 to 5 years
Contractual Obligation Due In Fourth And Fifth Year
Contractual Obligation, More than 5 years
Contractual Obligation Due After Fifth Year
Defined contribution plan automatic enrollment feature pre tax percentage.
Defined contribution plan maximum percent of employee contribution to receive 50% matching.
Defined contribution plan requisite service period.
Defined Benefit Plans And Other Postretirement Benefit Plans Disclosures [Table]
Defined Benefit Plans And Other Postretirement Benefit Plans Disclosures [Table]
Retirement Plan Tax Status
Retirement Plan Tax Status [Axis]
Retirement Plan Tax Status
Retirement Plan Tax Status [Domain]
Pre tax basis.
Pre-tax basis
Pre Tax [Member]
After tax basis.
After-tax basis
After Tax [Member]
Director
Director [Member]
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Maximum annual employee contribution, percent
Defined Contribution Plan Maximum Annual Contributions Per Employee Percent
Automatic enrollment feature pre-tax
Defined Contribution Plan Employer Discretionary Contribution Percent
Maximum employer contribution
Defined Contribution Plan Employer Matching Contribution Percent Of Match
Maximum employee contributions percentage to receive 50% matching
Defined Contribution Plan Maximum Percent Of Employee Contribution To Receive Fifty Percent Matching
Employer match, percent
Defined Contribution Plan Employer Matching Contribution Percent
Contributions vested with the employees
Defined Contribution Plan Requisite Service Period
Contributions to plans
Defined Contribution Plan Cost Recognized
No of installments for payments upon termination
Deferred Compensation Arrangement With Individual Description
Common stock reserved for issuance to non-employee directors
Period of continued payment of base salary in event of termination by company without cause more than 3 months prior to or 12 months following change in control.
Period of continued payment of base salary in event of termination by company without cause more than 3 months prior to or 12 months following change in control
Executive Severance Plan Period Of Continued Payment Of Base Salary In Event Of Termination By Company Without Cause More Than Three Months Prior To Or Twelve Months Following Change In Control
Period of continued coverage of health insurance premium in event of termination by company without cause more than 3 months prior to or 12 months following change in control.
Period of continued coverage of health insurance premium in event of termination by company without cause more than 3 months prior to or 12 months following change in control
Executive Severance Plan Period Of Continued Coverage Of Health Insurance Premium In Event Of Termination By Company Without Cause More Than Three Months Prior To Or Twelve Months Following Change In Control
Period of lump sum salary payment in event termination by company without cause or by participant for good reason within 3 months prior to or 12 months following change in control.
Target bonus multiplier.
Period of lump sum salary payment in event of termination by company without cause or by participant for good reason within 3 months prior to or 12 months following change in control
Executive Severance Plan Period Of Lump Sum Salary Payment In Event Termination By Company Without Cause Or By Participant For Good Reason Within Three Months Prior To Or Twelve Months Following Change In Control
Target bonus multiplier
Executive Severance Plan Target Bonus Multiplier
Period of lump sum insurance premium payment in event termination by company without cause or by participant for good reason within 3 months prior to or 12 months following change in control.
Period of lump sum insurance premium payment in event of termination by company without cause or by participant for good reason within 3 months prior to or 12 months following change in control
Executive Severance Plan Period Of Lump Sum Of Insurance Premium Payment In Event Termination By Company Without Cause Or By Participant For Good Reason Within Three Months Prior To Or Twelve Months Following Change In Control
Schedule Of Capitalization Equity [Table]
Schedule Of Capitalization Equity [Table]
Schedule Of Capitalization Equity [Line Items]
Schedule Of Capitalization Equity [Line Items]
Percentage of directors elected by common stock holders.
The number of directors that can currently be elected by common stock holders.
The ratio of common shares received for each share of Class B common share upon conversion.
Percentage of directors elected by common stock holders
Percentage Of Directors Elected By Common Stock Holders
Number of directors
Number Of Directors Elected By Common Stock Holders
Conversion of Class B common stock
Conversion Ratio Class B To Common
Accumulated Other Comprehensive Income Loss [Table]
Accumulated Other Comprehensive Income Loss [Table]
Cumulative Foreign Currency Translation Adjustments, Net of Tax
Accumulated Translation Adjustment [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Accumulated Other Comprehensive Income Loss [Line Items]
Total accumulated other comprehensive loss
Aoci Before Tax Attributable To Parent
Repurchase of shares of common stock authorized
Stock Repurchase Program Authorized Amount1
Repurchase of common stock, shares
Average price of shares repurchased, common stock
Treasury Stock Acquired Average Cost Per Share
Aggregate cost of shares repurchased, common stock
Aggregate cost of treasury stock
Remaining authorized share repurchased amount
Stock Repurchase Program Remaining Authorized Repurchase Amount1
Dividend declared
Estimated aggregate cash dividend declared
Dividends Payable Current And Noncurrent
Dividend payable date
Dividend Payable Date To Be Paid Day Month And Year
Dividend record date
Dividends Payable Date Of Record Day Month And Year
Schedule Of Related Party Transactions By Related Party [Table]
Schedule Of Related Party Transactions By Related Party [Table]
Related Party Transaction [Line Items]
Related Party Transaction [Line Items]
Percentage of beneficially ownership of shares of common stock class B
Related party transactions
Related Party Transaction Amounts Of Transaction
Schedule Of Segment Reporting Information By Segment [Table]
Schedule Of Segment Reporting Information By Segment [Table]
Consolidation Items
Consolidation Items [Axis]
Consolidation Items
Consolidation Items [Domain]
Reportable Segments
Operating Segments [Member]
Corporate and Unallocated
Corporate Non Segment [Member]
Other Segments.
Other
Other Segments [Member]
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Adjusted EBITDA
Adjusted Earnings Before Interest Taxes Depreciation And Amortization
Depreciation
Amortization of intangible assets
Stock-based compensation
Restructuring and other related reorganization costs
Restructuring Charges
Legal reserves and settlements
Legal Fees
Other income (expense), net
Provision for income taxes
Tax cuts and jobs act of 2017 transition tax on deemed repatriation of accumulative foreign earnings provisional income tax expense.
Transition tax
Tax Cuts And Jobs Act Of2017 Transition Tax On Deemed Repatriation Of Accumulative Foreign Earnings Provisional Income Tax Expense
Income tax expense recorded due to remeasurement of net deferred tax assets
Schedule Of Revenues From External Customers And Long Lived Assets [Table]
Schedule Of Revenues From External Customers And Long Lived Assets [Table]
United States
UNITED STATES
United Kingdom
UNITED KINGDOM
All other countries.
All Other Countries
All Other Countries [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues From External Customers And Long Lived Assets [Line Items]
Gain (loss) and impairments on equity investments in privately held companies.
Gain (loss) and impairments on equity investments in privately-held companies, net
Gain Loss And Impairments On Equity Investments In Privately Held Companies
Gain (loss) from equity method investment, net
Income Loss From Equity Method Investments
Other income (expense), net
Other Operating Income Expense Net
Total
Year ended December 31, 2019
Selected Quarterly Financial Information [Abstract]
Operating income
Basic earnings per share
Diluted earnings per share