Entity Central Index Key Cover [Abstract] Document Information [Table] Document Information [Table] Class of Stock Statement Class Of Stock [Axis] Class of Stock Class Of Stock [Domain] Class A Common Stock Common Class A [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 Entity Central Index Key Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Entity Shell Company Entity Shell Company Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Title of 12(b) Security Security12b Title Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Entity File Number Entity File Number Entity Incorporation, State or Country Code Entity Incorporation State Country Code 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 Document Quarterly Report Document Quarterly Report Document Transition Report Document Transition Report Entity Bankruptcy Proceedings, Reporting Current Entity Bankruptcy Proceedings Reporting Current Funds receivable. Merchants payable. Statement Of Financial Position [Abstract] Assets Assets [Abstract] Current assets: Assets Current [Abstract] Cash and cash equivalents Cash And Cash Equivalents At Carrying Value Marketable securities Marketable Securities Current Funds receivable Funds Receivable Prepaid expenses and other current assets Prepaid Expense And Other Assets Current Total current assets Assets Current Property and equipment, net Property Plant And Equipment Net Right-of-use assets Operating Lease Right Of Use Asset Marketable securities Marketable Securities Noncurrent Other 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 Merchants payable Merchants Payable Refunds liability Customer Refund Liability Current Accrued liabilities Accrued Liabilities Current Total current liabilities Liabilities Current Lease liabilities, non-current Operating Lease Liability Noncurrent Total liabilities Liabilities Commitments and contingencies (Note 7) Commitments And Contingencies Stockholders’ equity: Stockholders Equity [Abstract] Preferred stock, $0.0001 par value: 100 shares authorized as of September 30, 2021 and December 31, 2020; No shares issued and outstanding as of September 30, 2021 and December 31, 2020 Preferred Stock Value Common stock, $0.0001 par value:3,500 (3,000 Class A, 500 Class B) shares authorized as of September 30, 2021 and December 31, 2020; 635 (565 Class A, 70 Class B) and 587 (478 Class A, 109 Class B) shares issued and outstanding as of September 30, 2021 and December 31, 2020 Common Stock Value Additional paid-in capital Additional Paid In Capital Accumulated other comprehensive income Accumulated Other Comprehensive Income Loss Net Of Tax Accumulated deficit Retained Earnings Accumulated Deficit Total stockholders’ equity Stockholders Equity Total liabilities and stockholders’ equity Liabilities And Stockholders Equity Statement [Table] Statement [Table] Statement [Line Items] Statement [Line Items] 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 Remeasurement of redeemable convertible preferred stock warrant liability. Income Statement [Abstract] Revenue Revenue From Contract With Customer Excluding Assessed Tax Cost of revenue Cost Of Revenue Gross profit Gross Profit Operating expenses: Operating Expenses [Abstract] Sales and marketing Selling And Marketing Expense Product development Research And Development Expense General and administrative General And Administrative Expense Total operating expenses Operating Expenses Loss from operations Operating Income Loss Other income (expense), net: Nonoperating Income Expense [Abstract] Interest and other income (expense), net Interest Income Expense Nonoperating Net Remeasurement of redeemable convertible preferred stock warrant liability Remeasurement Of Redeemable Convertible Preferred Stock Warrant Liability1 Loss before provision for income taxes Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest Provision for income taxes Income Tax Expense Benefit Net loss Net Income Loss Net loss per share, basic and diluted Earnings Per Share Basic And Diluted Weighted-average shares used in computing net loss per share, basic and diluted Weighted Average Number Of Share Outstanding Basic And Diluted Other comprehensive income unrealized holding gain loss on derivatives arising during period net of tax. Statement Of Income And Comprehensive Income [Abstract] Net loss Other comprehensive loss: Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent [Abstract] Net unrealized holding gains on derivatives Other Comprehensive Income Unrealized Holding Gain Loss On Derivatives Arising During Period Net Of Tax Comprehensive loss Comprehensive Income Net Of Tax Stock issued during period shares net exercises of common stock warrant. Net income loss and comprehensive income loss. Statement Of Stockholders Equity [Abstract] Common Stock Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Stock Common Stock [Member] Additional Paid-in Capital Additional Paid In Capital [Member] Accumulated Other Comprehensive Income Accumulated Other Comprehensive Income [Member] Accumulated Deficit Retained Earnings [Member] Redeemable Convertible Preferred Stock Redeemable Convertible Preferred Stock [Member] Beginning balance Temporary Equity, Beginning balance, Shares Temporary Equity Shares Outstanding Temporary Equity, Beginning balance Temporary Equity Carrying Amount Attributable To Parent Beginning balance, Shares Issuance of common stock upon exercise of options for cash Stock Issued During Period Value Stock Options Exercised Issuance of common stock upon exercise of options for cash, Shares Stock Issued During Period Shares Stock Options Exercised Issuance of common stock upon settlement of restricted stock units Stock Issued During Period Value Conversion Of Units Issuance of common stock upon settlement of restricted stock units, Shares Stock Issued During Period Shares Conversion Of Units Net exercises of common stock warrant, Shares Stock Issued During Period Shares Net Exercises Of Common Stock Warrant Issuance of common stock through ESPP Stock Issued During Period Value Employee Stock Purchase Plan Issuance of common stock through ESPP, Shares Stock Issued During Period Shares Employee Stock Purchase Plans Stock-based compensation Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Other comprehensive income, net Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent Repurchase of common stock Stock Repurchased During Period Value Repurchase of common stock, Shares Stock Repurchased During Period Shares Net loss and comprehensive loss Net Income Loss And Comprehensive Income Loss Ending balance Temporary Equity, Ending balance, Shares Temporary Equity, Ending balance Ending balance, Shares Stock issued during period value net exercises of common stock warrant. Net exercises of common stock warrant, Shares Stock Issued During Period Value Net Exercises Of Common Stock Warrant Noncash lease expense. Remeasurement of redeemable convertible preferred stock warrant liability. Increase decrease in funds receivable. Increase decrease in merchants payable. Increase decrease in accrued and refund liabilities. Increase decrease in lease liabilities. Proceeds from sales of shares through employee equity incentive plans. Payment of taxes related to RSU settlement. Statement Of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided By Used In Operating Activities [Abstract] Adjustments to reconcile net loss to net cash provided by (used in) operating activities: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Noncash inventory write downs Inventory Write Down Depreciation and amortization Depreciation Depletion And Amortization Noncash lease expense Noncash Lease Expense Stock-based compensation expense Share Based Compensation Remeasurement of redeemable convertible preferred stock warrant liability Remeasurement Of Redeemable Convertible Preferred Stock Warrant Liability Other Other Operating Activities Cash Flow Statement Changes in operating assets and liabilities: Increase Decrease In Operating Capital [Abstract] Funds receivable Increase Decrease In Funds Receivable Prepaid expenses, other current and noncurrent assets Increase Decrease In Prepaid Deferred Expense And Other Assets Accounts payable Increase Decrease In Accounts Payable Merchants payable Increase Decrease In Merchants Payable Accrued and refund liabilities Increase Decrease In Accrued And Refund Liabilities Lease liabilities Increase Decrease In Lease Liabilities Other current and noncurrent liabilities Increase Decrease In Other Operating Liabilities Net cash provided by (used in) operating activities Net Cash Provided By Used In Operating Activities Cash flows from investing activities: Net Cash Provided By Used In Investing Activities [Abstract] Purchases of property and equipment Payments To Acquire Property Plant And Equipment Purchases of marketable securities Payments To Acquire Available For Sale Securities Debt Sales of marketable securities Proceeds From Sale Of Available For Sale Securities Debt Maturities of marketable securities Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities Net cash provided by investing activities Net Cash Provided By Used In Investing Activities Cash flows from financing activities: Net Cash Provided By Used In Financing Activities [Abstract] Proceeds from sales of shares through employee equity incentive plans Proceeds From Sales Of Shares Through Employee Equity Incentive Plans Payment of taxes related to RSU settlement Payment Of Taxes Related To R S U Settlement Other Proceeds From Payments For Other Financing Activities Net cash used in financing activities Net Cash Provided By Used In Financing Activities 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 Reconciliation of cash, cash equivalents, and restricted cash to the consolidated balance sheets: Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents [Abstract] Restricted cash included in prepaid and other current assets and other assets in the consolidated balance sheets Restricted Cash Noncurrent Supplemental cash flow disclosures: Supplemental Cash Flow Elements [Abstract] Cash paid for income taxes, net of refunds Income Taxes Paid Accounting Policies [Abstract] Overview, Basis of Presentation and Significant Accounting Policies Organization Consolidation Basis Of Presentation Business Description And Accounting Policies [Text Block] Revenue From Contract With Customer [Abstract] Disaggregation of Revenue Revenue From Contract With Customer [Text Block] Fair Value Disclosures [Abstract] Financial Instruments and Fair Value Measurement Fair Value Disclosures [Text Block] Balance sheet components. Balance Sheet Related Disclosures [Abstract] Balance Sheet Components Balance Sheet Components [Text Block] Derivative Instruments And Hedging Activities Disclosure [Abstract] Derivative Financial Instruments Derivative Instruments And Hedging Activities Disclosure [Text Block] Leases [Abstract] Operating Leases Lessee Operating Leases [Text Block] Commitments And Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments And Contingencies Disclosure [Text Block] Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Equity Award Activity and Stock-Based Compensation Shareholders Equity And Share Based Payments [Text Block] Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Earnings Per Share [Abstract] Net Loss Per Share Earnings Per Share [Text Block] Segment Reporting [Abstract] Geographical Information Segment Reporting Disclosure [Text Block] Subsequent Events [Abstract] Subsequent Event Subsequent Events [Text Block] Basis of presentation and consolidation. Basis of Presentation and Consolidation Basis Of Presentation And Consolidation Policy [Text Block] Use of Estimates Use Of Estimates Segments Segment Reporting Policy Policy [Text Block] Concentration of Risk Concentration Risk Credit Risk Accounting Pronouncements New Accounting Pronouncements Policy Policy [Text Block] Schedule of PSPs Each Represented 10% or More of Funds Receivable Balance Schedules Of Concentration Of Risk By Risk Factor [Text Block] Summary of Disaggregated Revenue Disaggregation Of Revenue Table [Text Block] Schedule of Financial Assets and Liabilities Subject to Fair Value Measurements on Recurring Basis Schedule Of Fair Value Assets And Liabilities Measured On Recurring Basis Table [Text Block] Debt securities available for sale contractual maturity. Schedule of Contractual Maturities of Marketable Securities Debt Securities Available For Sale Contractual Maturity Table [Text Block] Schedule of Accrued Liabilities Schedule Of Accrued Liabilities Table [Text Block] Summary of Total Gross Notional Amounts of Outstanding Derivatives Schedule Of Notional Amounts Of Outstanding Derivative Positions Table [Text Block] Schedule of Fair Value of Derivative Financial Instruments Schedule Of Derivative Instruments In Statement Of Financial Position Fair Value [Text Block] Schedule of Changes in Accumulated Other Comprehensive Income Schedule Of Cash Flow Hedges Included In Accumulated Other Comprehensive Income Loss Table [Text Block] Schedule of cash flow information for operating leases. Supplemental Cash Flow Information for Operating Leases Schedule Of Cash Flow Information For Operating Leases Table [Text Block] Maturities of Operating Lease Liabilities Lessee Operating Lease Liability Maturity Table [Text Block] Summary of Activity Under Equity Plans and Related Information Schedule Of Share Based Compensation Activity Table [Text Block] Summary of Stock-Based Compensation Expense Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Text Block] Summary of Valuation Assumption Used to Determine Fair Value of Shares to be Purchased Under ESPP Schedule Of Share Based Payment Award Employee Stock Purchase Plan Valuation Assumptions Table [Text Block] Computation of Basic and Diluted Net Loss Per Share Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Summary of Outstanding Shares of Potentially Dilutive Securities Excluded from Computation of Diluted Net Loss Per Share Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Text Block] Summary of Revenue by Geographic Area Revenue From External Customers By Geographic Areas Table [Text Block] Schedule Of Stock By Class [Table] Schedule Of Stock By Class [Table] Sale of Stock Subsidiary Sale Of Stock [Axis] Sale of Stock Sale Of Stock Name Of Transaction [Domain] IPO I P O [Member] Class Of Stock [Line Items] Class Of Stock [Line Items] Entity incorporation, date Entity Incorporation Date Of Incorporation Underwriting discounts and commissions. Offering costs. Number of vote per share. Number of authorized common stock classes. Issuance of common stock upon IPO, net of issuance costs, Shares Stock Issued During Period Shares New Issues Shares price per share Sale Of Stock Price Per Share Net proceeds from Issuance of stock Proceeds From Issuance Initial Public Offering Underwriting discounts and commissions Underwriting Discounts And Commissions Offering costs Offering Costs Common stock, voting rights description Common Stock Voting Rights Number of authorized common stock classes Number Of Authorized Common Stock Classes Number of vote per share Number Of Vote Per Share Percentage of concentrations of risk, cash and cash equivalents. Number of operating segment Number Of Operating Segments Number of reportable segment Number Of Reportable Segments Percentage of concentrations of risk, cash and cash equivalents Percentage Of Concentrations Of Risk Cash And Cash Equivalents Concentration Risk [Table] Concentration Risk [Table] Concentration Risk Benchmark Concentration Risk By Benchmark [Axis] Concentration Risk Benchmark Concentration Risk Benchmark [Domain] Funds receivable. Funds Receivable Funds Receivable [Member] Concentration Risk Type Concentration Risk By Type [Axis] Concentration Risk Type Concentration Risk Type [Domain] Credit Concentration Risk Credit Concentration Risk [Member] Customer Major Customers [Axis] Customer Name Of Major Customer [Domain] Payment service providers, one. PSP 1 Payment Service Providers One [Member] Payment service providers, two. PSP 2 Payment Service Providers Two [Member] Concentration Risk [Line Items] Concentration Risk [Line Items] Percentage of funds receivable balance Concentration Risk Percentage1 Disaggregation Of Revenue [Table] Disaggregation Of Revenue [Table] Product and Service Product Or Service [Axis] Product and Service Products And Services [Domain] Core marketplace. Core Marketplace Revenue Core Marketplace [Member] ProductBoost. ProductBoost Revenue Product Boost [Member] Marketplace [Member] Marketplace Revenue Marketplace [Member] Logistics. Logistics Revenue Logistics [Member] Disaggregation Of Revenue [Line Items] Disaggregation Of Revenue [Line Items] Fair value, assets, level 1 to level 2 transfers, amount Fair Value Assets Level1 To Level2 Transfers Amount Fair value, assets, level 2 to level 1 transfers, amount Fair Value Assets Level2 To Level1 Transfers Amount Fair value, liabilities, level 1 to level 2 transfers, amount Fair Value Liabilities Level1 To Level2 Transfers Amount Fair value, liabilities, level 2 to level 1 transfers, amount Fair Value Liabilities Level2 To Level1 Transfers Amount Fair value, measurement with unobservable inputs reconciliation, recurring basis, asset, transfers into (out of) level 3 Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net Fair value, measurement with unobservable inputs reconciliation, recurring basis, liability, transfers into (out of) level 3 Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Transfers Net Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Measurement Frequency Fair Value By Measurement Frequency [Axis] Measurement Frequency Fair Value Measurement Frequency [Domain] Recurring Fair Value Measurements Recurring [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] U.S. Treasury Bills U S Treasury Securities [Member] Commercial Paper Commercial Paper [Member] Corporate Bonds Corporate Debt Securities [Member] Certificates of Deposit Certificates Of Deposit [Member] Non-U.S. government Foreign Government Debt Securities [Member] 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] Level 3 Fair Value Inputs Level3 [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] Financial assets: Assets Fair Value Disclosure [Abstract] Cash equivalents Cash And Cash Equivalents Fair Value Disclosure Marketable securities Available For Sale Securities Debt Securities Derivative assets Derivative Assets Total financial assets Assets Fair Value Disclosure Financial liabilities: Liabilities Fair Value Disclosure [Abstract] Derivative liabilities Derivative Liabilities Total financial liabilities Financial Liabilities Fair Value Disclosure Amortized Cost Available For Sale Securities Debt Maturities Amortized Cost [Abstract] Due within one year Available For Sale Securities Debt Maturities Within One Year Amortized Cost Due after one year through five years Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost Total marketable securities Available For Sale Debt Securities Amortized Cost Basis Estimated Fair Value Available For Sale Securities Debt Maturities Fair Value [Abstract] Due within one year Available For Sale Securities Debt Maturities Within One Year Fair Value Due after one year through five years Available For Sale Securities Debt Maturities After One Through Five Years Fair Value Total marketable securities Accrued vendor services current. Accrued wish cash liability current. Accrued Liabilities Current [Abstract] Vendor services Accrued Vendor Services Current Deferred revenue Deferred Revenue Current Wish Cash liability Accrued Wish Cash Liability Current Sales and indirect taxes payable Sales And Excise Tax Payable Current Other Other Accrued Liabilities Current Total accrued liabilities Unredeemable cash balances in core marketplace revenue. Increase (decrease) in vendor services. Percentage of decrease in vendor services due to significantly reduce digital advertising expenditures and lower logistics costs. Percentage of decrease in deferred revenue due to to lower logistics volumes. Decrease in vendor services Increase Decrease In Vendor Services Percentage of decrease in vendor services due to significantly reduce digital advertising expenditures and lower logistics costs Percentage Of Decrease In Vendor Services Due To Significantly Reduce Digital Advertising Expenditures And Lower Logistics Costs Decrease in deferred revenue Increase Decrease In Deferred Revenue Percentage of decrease in deferred revenue due to to lower logistics volumes Percentage Of Decrease In Deferred Revenue Due To To Lower Logistics Volumes Unredeemable wish cash balances in core marketplace revenue Unredeemable Cash Balances In Core Marketplace Revenue Derivative Instruments And Hedging Activities Disclosures [Table] Derivative Instruments And Hedging Activities Disclosures [Table] Derivative Instrument Derivative Instrument Risk [Axis] Derivative Contract Derivative Contract Type [Domain] Foreign Exchange Forward Contracts Foreign Exchange Forward [Member] Statistical Measurement Range [Axis] Statistical Measurement Range [Member] Maximum Maximum [Member] Minimum [Member] Minimum [Member] Derivative Instruments And Hedging Activities Disclosures [Line Items] Derivative Instruments And Hedging Activities Disclosures [Line Items] Derivative contract term Derivative Term Of Contract 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] Designated Hedges Designated As Hedging Instrument [Member] Non-designated Hedges Nondesignated [Member] Hedging Relationship Derivative Instruments Gain Loss By Hedging Relationship [Axis] Hedging Relationship Hedging Relationship [Domain] Cash Flow Hedges Cash Flow Hedging [Member] Derivatives Fair Value [Line Items] Derivatives Fair Value [Line Items] Total gross notional amounts of outstanding derivatives Derivative Notional Amount Balance Sheet Location Balance Sheet Location [Axis] Balance Sheet Location Balance Sheet Location [Domain] Prepaid and Other Current Assets Prepaid Expenses And Other Current Assets [Member] Accrued Liabilities Accounts Payable And Accrued Liabilities [Member] Unrealized other comprehensive income loss cash flow hedge gain loss after reclassification. Balance at the beginning of the period Unrealized Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Other comprehensive income before reclassifications Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax Amounts recognized in Core marketplace revenue and reclassified out of accumulated other comprehensive income Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax Balance at the end of the period Net gains or losses recognized in Core marketplace revenue relating to hedges of forecasted transactions Foreign Currency Cash Flow Hedge Gain Loss Reclassified To Earnings Net Net gains on change in fair value of foreign exchange forward contracts Gain Loss On Foreign Currency Derivative Instruments Not Designated As Hedging Instruments Lessee operating lease expiration date year. Lessee Lease Description [Table] Lessee Lease Description [Table] Income Statement Location Income Statement Location [Axis] Income Statement Location Income Statement Location [Domain] General and Administrative Expenses General And Administrative Expense [Member] Lessee Lease Description [Line Items] Lessee Lease Description [Line Items] Lessee operating lease expiration date year Lessee Operating Lease Expiration Date Year Operating lease cost Operating Lease Cost Operating lease, liabilities current Operating Lease Liability Current Operating lease, liability current, Statement of financial position [Extensible List] Operating Lease Liability Current Statement Of Financial Position Extensible List Impairment and termination related charges. Impairment and termination related charges Impairment And Termination Related Charges Weighted-average remaining lease term Operating Lease Weighted Average Remaining Lease Term1 Weighted-average discount rate Operating Lease Weighted Average Discount Rate Percent Cash paid for amounts included in measurement of lease liabilities.. Cash paid for amounts included in the measurement of lease liabilities: Cash Paid For Amounts Included In Measurement Of Lease Liabilities [Abstract] Operating cash flows from operating leases Operating Lease Payments Right-of-use assets obtained in exchange for new lease liabilities Right Of Use Asset Obtained In Exchange For Operating Lease Liability 2021 (remaining three months) Lessee Operating Lease Liability Payments Remainder Of Fiscal Year 2022 Lessee Operating Lease Liability Payments Due Next Twelve Months 2023 Lessee Operating Lease Liability Payments Due Year Two 2024 Lessee Operating Lease Liability Payments Due Year Three 2025 Lessee Operating Lease Liability Payments Due Year Four Total lease payments Lessee Operating Lease Liability Payments Due Less: imputed interest Lessee Operating Lease Liability Undiscounted Excess Amount Present value of lease liabilities Operating Lease Liability Line of credit facility, additional borrowing capacity. Commitments and contingencies disclosure. Commitments and contingencies disclosure. Commitments And Contingencies Disclosure [Table] Commitments And Contingencies Disclosure [Table] Long-term Debt, Type Longterm Debt Type [Axis] Long-term Debt, Type Longterm Debt Type [Domain] Senior secured debt. Senior Secured Debt Senior Secured Debt [Member] Credit Facility Credit Facility [Axis] Credit Facility Credit Facility [Domain] Revolving Credit Facility Revolving Credit Facility [Member] Variable Rate Variable Rate [Axis] Variable Rate Variable Rate [Domain] Adjusted LIBOR London Interbank Offered Rate L I B O R [Member] Alternative Base Rate Base Rate [Member] Collaborative Arrangement and Arrangement Other than Collaborative Type Of Arrangement [Axis] Collaborative Arrangement and Arrangement Other than Collaborative Arrangements And Nonarrangement Transactions [Member] Commitments And Contingencies Disclosure [Line Items] Commitments And Contingencies Disclosure [Line Items] Senior secured revolving credit facility, term Debt Instrument Term Senior secured revolving credit facility Line Of Credit Facility Maximum Borrowing Capacity Aggregate commitments Line Of Credit Facility Additional Borrowing Capacity Revolving credit facility, variable interest rate Debt Instrument Basis Spread On Variable Rate1 Commitment fee percentage on unused portion of aggregate commitments Line Of Credit Facility Unused Capacity Commitment Fee Percentage Commitment fee percentage Line Of Credit Facility Commitment Fee Percentage Line of credit facility, standby letter of credit. Minimum liquidity financial covenant Minimum Net Worth Required For Compliance Standby letter of credit Line Of Credit Facility Standby Letter Of Credit Borrowings under credit facility Proceeds From Long Term Lines Of Credit Purchase obligation payable term. Purchase obligations, remaining commitment Purchase Commitment Remaining Minimum Amount Committed Purchase commitment amount Long Term Purchase Commitment Amount Purchase commitment, period Longterm Purchase Commitment Period Purchase obligations, payable period Purchase Obligation Payable Term Number of putative class action lawsuits, Number of putative class action lawsuits Number Of Putative Class Action Lawsuits Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Award Type Award Type [Axis] Award Type Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] Restricted Stock Units ("RSUs") Restricted Stock Units R S U [Member] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Number of Options, Beginning balance Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number Number of Options, Granted Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross Number of Options, Exercised Number of Options, Forfeited or cancelled Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period Number of Options, Ending balance Share-based compensation arrangements by share-based payment award, options, vested in period, weighted average exercise price. Weighted-Average Exercise Price, Beginning balance Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Weighted-Average Exercise Price, Granted Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price Weighted-Average Exercise Price, Vested Share Based Compensation Arrangements By Share Based Payment Award Options Vested In Period Weighted Average Exercise Price Weighted-Average Exercise Price, Exercised Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price Weighted-Average Exercise Price, Forfeited or cancelled Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price Weighted-Average Exercise Price, Ending balance Weighted-Average Remaining Contractual Term Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 Share based compensation arrangement by share based payment award equity instruments other than options exercisable. Number of Restricted Stock Units, Beginning balance Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Number of Restricted Stock Units, Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Number of Restricted Stock Units, Vested Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Number of Restricted Stock Units, Exercised Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Exercisable Number of Restricted Stock Units, Forfeited or cancelled Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Number of Restricted Stock Units, Ending balance Performance Stock Units ("PSUs") Performance Shares [Member] Number of Restricted Stock Units, Granted Title of Individual Title Of Individual [Axis] Title of Individual Title Of Individual With Relationship To Entity [Domain] Executive Chair. Executive Chair Executive Chair [Member] Plan Name Plan Name [Axis] Plan Name Plan Name [Domain] Employee stock purchase plan. Employee Stock Purchase Plan Employee Stock Purchase Plan [Member] Weighted average grant date fair value, granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value Share based compensation performance measurement date. Share based compensation arrangement by share based payment award award vesting rights maximum stock price achievement level of percentage. Performance measurement date Share Based Compensation Performance Measurement Date Awards vesting percentage Sharebased Compensation Arrangement By Sharebased Payment Award Award Vesting Rights Percentage Awards vesting maximum stock price achievement level of percentage Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Rights Maximum Stock Price Achievement Level Of Percentage Share-based payment award, description Share Based Compensation Arrangement By Share Based Payment Award Description Closing stock price Share Price Expected term Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 Stock price volatility Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Risk-free rate Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Dividend yield Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate Share based compensation expense Allocated Share Based Compensation Expense Remaining outstanding balance Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Outstanding Number Unrecognized compensation expenses Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Unrecognized compensation expenses, recognition period Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 Cost of Revenue [Member] Cost of Revenue Cost Of Revenue [Member] Sales and Marketing Selling And Marketing Expense [Member] Product Development Research And Development Expense [Member] General and Administrative Total stock-based compensation Allocated Share Based Compensation Expense Net Of Tax Percentage of decrease in general and administrative stock-based compensation due to employee departures. Increase decrease in general and administrative stock based compensation expenses. Decrease in general and administrative stock-based compensation expense Increase Decrease In General And Administrative Stock Based Compensation Expenses Percentage of decrease in general and administrative stock-based compensation due to employee departures Percentage Of Decrease In General And Administrative Stock Based Compensation Due To Employee Departures Unrecognized compensation expenses Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options Share based compensation discount subject to caps. Share based compensation plan offering period. Share based compensation arrangement by share based payment award aggregate purchased price of share. Percentage of eligible compensation to purchase shares at discount Share Based Compensation Arrangement By Share Based Payment Award Maximum Employee Subscription Rate Maximum eligible compensation to purchase shares at discount Share Based Compensation Discount Subject To Caps Maximum number of shares eligible to purchase by an employee on purchase date Share Based Compensation Arrangement By Share Based Payment Award Maximum Number Of Shares Per Employee Share based compensation purchase plan offering period Share Based Compensation Plan Offering Period Common stock shares purchased Share Based Compensation Arrangement By Share Based Payment Award Shares Purchased For Award Aggregate purchase amount Share Based Compensation Arrangement By Share Based Payment Award Aggregate Purchased Price Of Share Share based compensation arrangement by share based payment award compensation expense recognition date. Percentage of price per share Share Based Compensation Arrangement By Share Based Payment Award Discount From Market Price Purchase Date Compensation expense recognition date Share Based Compensation Arrangement By Share Based Payment Award Compensation Expense Recognition Date Share based compensation arrangement by share based payment award estimated fair value per share. ESPP ESPP Expected term (in years) Risk free interest rate, minimum Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Minimum Risk free interest rate, maximum Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Maximum Volatility, minimum Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Minimum Volatility, maximum Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Maximum Estimated fair value per share Share Based Compensation Arrangement By Share Based Payment Award Estimated Fair Value Per Share 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] Income Taxes [Line Items] Income Taxes [Line Items] Income tax open examination term. Unrecognized tax benefits would affect effective tax rate Unrecognized Tax Benefits That Would Impact Effective Tax Rate Unrecognized tax benefits interest or penalties Unrecognized Tax Benefits Income Tax Penalties And Interest Expense Open for examination tax period Income Tax Open Examination Term Numerator: Net Income Loss [Abstract] Denominator: Weighted Average Number Of Shares Outstanding [Abstract] Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Employee Stock Purchase Plan Employee Stock [Member] Antidilutive Securities Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities [Axis] Antidilutive Securities, Name Antidilutive Securities Name [Domain] Series B warrant. Series B Warrant Series B Warrant [Member] Warrant to Purchase Common Stock Warrant [Member] Common Stock Options Outstanding Employee Stock Option [Member] Unvested Restricted Stock Units Outstanding Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] Anti-dilutive securities excluded from computation of earnings per share Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Performance-Based RSUs Schedule Of Entity Wide Revenue By Major Customers By Reporting Segments [Table] Schedule Of Entity Wide Revenue By Major Customers By Reporting Segments [Table] Geographical Statement Geographical [Axis] Geographical Segment Geographical [Domain] Europe Europe [Member] North America North America [Member] South America South America [Member] Other Countries. Other Other Countries [Member] Revenue Revenue From Contract With Customer [Member] Geographic Concentration Risk Geographic Concentration Risk [Member] Entity Wide Revenue Major Customer [Line Items] Entity Wide Revenue Major Customer [Line Items] Revenue percentage United States U S Long-lived tangible assets. Long-lived Tangible Assets Long Lived Tangible Assets [Member] Long-lived tangible assets percentage Reverse of stock-based compensation expense recognized. Subsequent Event [Table] Subsequent Event [Table] Scenario Statement Scenario [Axis] Scenario Scenario Unspecified [Domain] Forecast Scenario Forecast [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Reverse of stock-based compensation expense recognized Reverse Of Stock Based Compensation Expense Recognized