Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Remaining amortization period Intangible Asset, Finite-Lived, Remaining Amortization Period Trading Arrangement: Trading Arrangement [Axis] Maximum Maximum [Member] Statistical Measurement [Domain] Statistical Measurement [Domain] Title of 12(b) Security Title of 12(b) Security Subsequent Event Subsequent Event [Member] Diluted Diluted Net Income (Loss) Available to Common Stockholders, Diluted Document Fiscal Year Focus Document Fiscal Year Focus Remaining performance obligation period (in months) Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Adjustment to Compensation, Amount Adjustment to Compensation Amount Financial Instrument [Axis] Financial Instrument [Axis] Segment Reporting [Abstract] Schedule of Future Estimated Amortization Expense Intangible Asset, Finite-Lived, and Capitalized Cost, Software to be Sold, Leased, or Marketed, Estimated Amortization Expense [Table Text Block] Class A and Class B common stock Common Stock, Value, Issued 2027 Lessee, Operating Lease, Liability, to be Paid, Year One Value of equity awards withheld for tax liabilities and other Payment, Tax Withholding, Share-Based Payment Arrangement Accrued compensation and benefits Employee-related Liabilities, Current Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Line of Credit Line of Credit [Member] Restatement Determination Date Restatement Determination Date Intangible Assets, Amortization Period Intangible Assets, Amortization Period [Member] Receivables Contract with Customer, Asset, after Allowance for Credit Loss Vesting of restricted stock units (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Balance, beginning of period Balance, end of period Accounts Receivable, Allowance for Credit Loss Proceeds from sale of business Proceeds from Divestiture of Businesses Conversion price (in usd per share) Debt Instrument, Convertible, Conversion Price Amendment Flag Amendment Flag Goodwill [Line Items] Goodwill [Line Items] Current liabilities: Liabilities, Current [Abstract] Average price per share (in dollars per share) Shares Acquired, Average Cost Per Share Charged to credit loss expense, net of reversals Accounts Receivable, Credit Loss Expense (Reversal) Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Developed technology Developed technology Developed Technology Rights [Member] Lukas M. Roush [Member] Lukas M. Roush Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Unrealized losses Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Amortization expense of capitalized software development costs Amortization Leases [Abstract] Purchase of property, plant and equipment Payments to Acquire Other Property, Plant, and Equipment Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Property, Plant, and Equipment [Abstract] Entity Address, State or Province Entity Address, State or Province Licenses and other, indefinite lived Licensing Agreements [Member] Foreign currency translation, net of income taxes Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent PEO Total Compensation Amount PEO Total Compensation Amount Foreign currency translation Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Common stock, par value (in usd per share) Common Stock, Par or Stated Value Per Share Debt Instrument, Redemption, Period [Axis] Debt Instrument, Redemption, Period [Axis] Intangible assets, net Net Carrying Value Intangible Asset, Excluding Goodwill, after Accumulated Amortization Beginning balance (in shares) Ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Amortized cost or carrying value Financial Assets, Amortized Cost Financial Assets, Amortized Cost Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Office Space Office Space [Member] Office Space (Loss) income before income taxes Income (Loss) Attributable to Parent, before Tax Total current liabilities Liabilities, Current 2030 Lessee, Operating Lease, Liability, to be Paid, Year Four Customer relationships Customer Relationships [Member] Entity Address, City or Town Entity Address, City or Town Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Amortized cost Debt Securities, Available-for-Sale, Amortized Cost, Fiscal Year Maturity [Abstract] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Internal-use software development Software, Internally Developed and Purchased [Member] Statement of Financial Position Statement of Financial Position [Abstract] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Class of Stock [Axis] Class of Stock [Axis] Net Carrying Value Intangible Asset, Finite-Lived, after Accumulated Amortization Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Basic Net income (loss) attributable to common stockholders Net Income (Loss) Available to Common Stockholders, Basic Sublease income Sublease Income Accumulated Amortization Intangible Asset, Finite-Lived, Accumulated Amortization Level 2 Fair Value, Inputs, Level 2 [Member] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] United States UNITED STATES Name of Property [Axis] Name of Property [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Effect of Change in Accounting Estimate, Type [Domain] Effect of Change in Accounting Estimate, Type [Domain] Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Recently Adopted Accounting Standards and Recent Accounting Pronouncements Not Yet Adopted New Accounting Pronouncements, Policy [Policy Text Block] Purchase of property, plant and equipment, accrued but not paid Capital Expenditures Incurred but Not yet Paid Land Land [Member] Use of Estimates Use of Estimates, Policy [Policy Text Block] Total other comprehensive (loss) income Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Repayments on line of credit Repayments of Lines of Credit Each Fiscal Quarter Ending After, June 30, 2025 Debt Instrument, Redemption, Period Two [Member] Total net carrying amount Long-Term Debt Property, Plant and Equipment Property, Plant, and Equipment [Text Block] Schedule of Maturities of Operating Lease Liabilities Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Document Period End Date Document Period End Date Changes in operating assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Net cash used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Preferred stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding Principal Aggregate principal amount Debt Instrument, Face Amount 2028 Lessee, Operating Lease, Liability, to be Paid, Year Two Stockholders' Equity Equity [Text Block] Security Exchange Name Security Exchange Name Treasury common stock: shares, at cost; 576,794 and 0 shares as of June 30, 2026 and December 31, 2025, respectively Treasury Stock, Common, Value Effective interest rate (as percent) Debt Instrument, Interest Rate, Effective Percentage Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Purchase of marketable securities Payments to Acquire Marketable Securities Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Class B voting common stock Class B voting common stock Common Class B [Member] Operating lease liability, current Less: current obligations Operating Lease, Liability, Current Schedule of Property, Plant and Equipment, Net Property, Plant, and Equipment [Table Text Block] Statement of Comprehensive Income [Abstract] Basic Income (Loss) and Diluted Loss per Common Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Proceeds from sales and maturities of marketable securities Proceeds from Sale and Maturity of Marketable Securities Net income (loss) per share Earnings Per Share [Abstract] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Document Fiscal Period Focus Document Fiscal Period Focus Permitted annual restricted payments, percent of consolidated EBITDA Debt Instrument, Permitted Annual Restricted Payments, Percent Of Consolidated EBITDA Debt Instrument, Permitted Annual Restricted Payments, Percent Of Consolidated EBITDA Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Total liabilities Liabilities Trading Symbol Trading Symbol Geographical [Domain] Geographical [Domain] Licenses and other, indefinite lived Intangible Asset, Excluding Goodwill, Indefinite-Lived Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Company Selected Measure Name Company Selected Measure Name Income Tax Disclosure [Abstract] Amortization of debt discount and issuance costs Amortization of Debt Issuance Costs and Discounts Supplemental disclosure of noncash investing and financing activities Noncash Investing and Financing Items [Abstract] Long-term debt, gross Long-Term Debt, Gross Credit Facility [Domain] Credit Facility [Domain] Other accounts receivable Other Receivables, Net, Current Compensation Amount Outstanding Recovery Compensation Amount Individual: Individual [Axis] Diluted (in shares) Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Entity Emerging Growth Company Entity Emerging Growth Company Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Daryl E. Raiford [Member] Daryl E. Raiford Underlying Security Market Price Change Underlying Security Market Price Change, Percent Borrowings on line of credit Proceeds from Lines of Credit Property, plant and equipment, net Total property, plant and equipment, net Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization Commercial paper Commercial Paper [Member] Entities [Table] Entities [Table] Less: imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Gross profit Gross Profit Land Improvements Land Improvements [Member] Revenue from Contract with Customer [Abstract] Other, definite lived Other Intangible Assets [Member] Less—accumulated depreciation Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, Accumulated Depreciation and Amortization Award Timing Predetermined Award Timing Predetermined [Flag] Treasury common stock Treasury Stock, Common [Member] Intangible Asset, Goodwill and Other [Abstract] Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Stock-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Level 1 Fair Value, Inputs, Level 1 [Member] Internal-use software development Software, Internally Developed [Member] Effective tax rate (as percent) Effective Income Tax Rate Reconciliation, Percent Indefinite-lived Intangible Assets, Major Class Name [Domain] Intangible Asset, Indefinite-Lived, Class [Domain] Conversion ratio Debt Instrument, Convertible, Conversion Ratio Total lease payments Lease payments of initial term Lessee, Operating Lease, Liability, to be Paid Fair Value of Financial Instruments Fair Value of Financial Instruments, Policy [Policy Text Block] Beginning balance (in usd per share) Ending balance (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value All Executive Categories All Executive Categories [Member] Operating right-of-use liability Increase (Decrease) in Operating Lease Liability Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Other comprehensive (loss) income Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract] Preferred stock, par value (in usd per share) Preferred Stock, Par or Stated Value Per Share Fair value Long-Term Debt, Fair Value Total depreciation expense Depreciation Antidilutive Securities [Axis] Antidilutive Securities [Axis] Reconciliation of cash, cash equivalents, and restricted cash, end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation [Abstract] Sales and marketing Selling and Marketing Expense Operating right-of-use asset, net Operating Lease, Right-of-Use Asset Operating Leases Operating Lease, Liability [Abstract] Schedule of Components of Basic and Diluted Loss Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Fair Value Disclosures [Abstract] Customer deposits Customer Deposits, Current1 Customer Deposits, Current1 Debt Disclosure [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Automobile Automobiles [Member] Maturities of marketable securities Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-Sale Segment Reporting Segment Reporting [Text Block] Cash paid for (received from) interest Interest Paid (Received), Excluding Capitalized Interest, Operating Activities Interest Paid (Received), Excluding Capitalized Interest, Operating Activities Line of credit Long-Term Line of Credit Minimum Minimum [Member] Expiration Date Trading Arrangement Expiration Date Schedule of Amortization Expense Intangible Asset, Finite-Lived, Amortization Expense [Table Text Block] Effect of exchange rate changes on cash, cash equivalents and restricted cash Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Weighted average number of common shares outstanding: Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Income Statement Location [Axis] Location, Statement of Income, Balance [Axis] Restricted cash included in prepaid expenses and other current assets Restricted Cash and Cash Equivalent Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Cash and cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Unbilled accounts receivable Unbilled Receivables, Current Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Other income (expense) Other Income and Expenses [Abstract] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Net income (loss) per share Earnings Per Share Reconciliation [Abstract] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Security, Excluded EPS Calculation [Table] Exercise Price Award Exercise Price Cash flows from investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Vesting of restricted stock units Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Authorized share repurchase program amount Share Repurchase Program, Authorized, Amount Document Quarterly Report Document Quarterly Report Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Proceeds from sale of marketable securities Proceeds from Sale of Debt Securities, Available-for-Sale Debt Debt Disclosure [Text Block] Schedule of Contractual Maturities of Marketable Securities Marketable Securities [Table Text Block] Unamortized debt issuance costs Debt Issuance Costs, Net Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Less than one year Debt Securities, Available-for-Sale, Amortized Cost, Current Equity Component [Domain] Equity Component [Domain] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Aggregate fair value Debt Securities, Available-for-Sale, Fair Value, Fiscal Year Maturity [Abstract] Trade accounts receivable Accounts Receivable, before Allowance for Credit Loss, Current Adoption Date Trading Arrangement Adoption Date Stated rate (as percent) Debt Instrument, Interest Rate, Stated Percentage Total stockholders’ equity Beginning balance Ending balance Equity, Attributable to Parent Total other income (expense) Nonoperating Income (Expense) Assets Assets [Abstract] Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Total Debt Securities, Available-for-Sale, Amortized Cost Accounting Policies [Abstract] Accounting Policies [Abstract] Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Total lease obligations Operating Lease, Liability Insider Trading Policies and Procedures [Line Items] Allowance for doubtful accounts Allowance for expected credit losses Accounts Receivable, Allowance for Credit Loss, Current Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Capitalized software development costs Property, Plant, and Equipment, before Accumulated Depreciation, Addition Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Class A common stock covered, subject to anti-dilution adjustments (in shares) Debt Instrument, Convertible, Conversion, Capped Call Shares Debt Instrument, Convertible, Conversion, Capped Call Shares Interest expense, net Interest Income (Expense), Nonoperating Credit Commitments Letter of Credit [Member] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] Telecommunications equipment Telecommunications Equipment [Member] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Antidilutive securities (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Number of operating segments Number of Operating Segments Nonvested restricted stock units issued and outstanding RSUs Restricted stock units issued and outstanding Restricted Stock Units (RSUs) [Member] Schedule of Anti-dilutive Common Shares Excluded from Calculation of Diluted Net Loss Per Common Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Schedule of Changes in Carrying Amount of Goodwill Goodwill [Table Text Block] Entity Central Index Key Entity Central Index Key Debt issuance costs Debt Issuance Costs, Noncurrent, Net All Adjustments to Compensation All Adjustments to Compensation [Member] Name of Property [Domain] Name of Property [Domain] Equity [Abstract] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Income Statement [Abstract] Stockholders’ equity: Equity, Attributable to Parent [Abstract] Software Software, Purchased [Member] Document Transition Report Document Transition Report Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Depreciation and amortization Depreciation and Amortization Net of Amortization of Debt Issuance Costs Operating expenses Operating Expenses [Abstract] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Schedule of Finite Lived Intangible Assets Intangible Asset, Finite-Lived [Table Text Block] Schedule of Revenue and Long-Lived Assets by Geographical Region Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Table Text Block] City Area Code City Area Code Conversion Option 1 Debt Instrument, Redemption, Period One [Member] Total cost Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, before Accumulated Depreciation and Amortization Accumulated other comprehensive loss AOCI Attributable to Parent [Member] All Individuals All Individuals [Member] Convertible senior notes Convertible Debt Securities [Member] Non-cash reduction to the right-of-use asset Operating Lease, Right-of-Use Asset, Periodic Reduction Name Forgone Recovery, Individual Name Unrecognized cost for stock based compensation, period for recognition (in years) Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] 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 [Abstract] Statement [Line Items] Statement [Line Items] Total assets Assets Accounts Receivable Accounts Receivable [Policy Text Block] Preferred stock, shares issued (in shares) Preferred Stock, Shares Issued Common stock reserved for future issuance (in shares) Common Stock, Capital Shares Reserved for Future Issuance Convertible Notes Convertible Debt [Member] Current portion of convertible senior notes Convertible Debt, Current Deferred taxes and other Deferred Income Tax Expense (Benefit) And Other Deferred Income Tax Expense (Benefit) And Other Unrealized gain on employee benefit pension plan Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent Schedule of Total Stock-Based Compensation Expense Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Unrealized gains Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Stock-Based Compensation Share-Based Payment Arrangement [Text Block] Proceeds from issuance of convertible senior notes Proceeds from Convertible Debt PEO PEO [Member] Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] Mr. Morken [Member] Mr. Morken Total Share-Based Payment Arrangement, Expense Marketable securities Marketable Securities, Current Cash Equivalents Cash Equivalents [Member] Other liabilities Other Liabilities, Noncurrent Purchase of capped call Payments for Hedge, Financing Activities Goodwill Beginning balance Ending balance Goodwill Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Exercises of vested stock options (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Granted (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Number of awards outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares [Roll Forward] Recognized revenue Contract with Customer, Liability, Revenue Recognized Subsequent Event Type [Domain] Subsequent Event Type [Domain] Intangible Asset, Excluding Goodwill, after Accumulated Amortization [Abstract] Intangible Asset, Excluding Goodwill, after Accumulated Amortization [Abstract] Accumulated deficit Retained Earnings [Member] Operating lease liability, net of current portion Long-term lease obligations Operating Lease, Liability, Noncurrent Total operating expenses Operating Expenses Revolving Loan Revolving Credit Facility [Member] Money market account Money Market Funds [Member] Forfeited (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Common stock, shares outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Award Timing Disclosures [Line Items] Payment of debt issuance costs Payments of Debt Issuance Costs Diluted (in usd per share) Decrease in diluted income per share (in usd per share) Net income (loss) per share, diluted (in usd per share) Earnings Per Share, Diluted Entity Current Reporting Status Entity Current Reporting Status Net cash provided by (used in) financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Total Shareholder Return Amount Total Shareholder Return Amount Equity awards withheld for tax liability Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets Total amortization expense Intangible Asset, Finite-Lived, Amortization Expense Interest expense on convertible notes, net of taxes Interest on Convertible Debt, Net of Tax Aggregate purchase price Treasury Stock, Value, Acquired, Cost Method, Net Of Transaction Costs And Excise Tax Treasury Stock, Value, Acquired, Cost Method, Net Of Transaction Costs And Excise Tax Intangible Asset, Finite-Lived [Line Items] Intangible Asset, Finite-Lived [Line Items] Research and development Research and Development Expense Adjustments to reconcile net income (loss) to net cash provided by operating activities Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Deductions Accounts Receivable, Allowance for Credit Loss, Writeoff Share-Based Payment Arrangement [Abstract] Cash flows from financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Revenue Total Revenue from Contract with Customer, Excluding Assessed Tax Available borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Net costs incurred Capped Call Option, Issuance Cost Capped Call Option, Issuance Cost Financial Instruments [Domain] Financial Instruments [Domain] Purchase of property and equipment through lease incentive Incentive to Lessee, Amount Incentive to Lessee, Amount Intangible Asset, Finite-Lived, Class [Axis] Intangible Asset, Finite-Lived, Class [Axis] Exercises of vested stock options Stock Issued During Period, Value, Stock Options Exercised Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Goodwill and Intangible Assets Intangible Asset and Goodwill [Text Block] Underlying Securities Award Underlying Securities Amount Gross Amount Intangible Asset, Excluding Goodwill, before Accumulated Amortization Revenue and Geographic Information Revenue from Contract with Customer [Text Block] Weighted average discount rate (as percent) Operating Lease, Weighted Average Discount Rate, Percent Schedule of Restricted Stock Unit Activity Nonvested Restricted Stock Shares Activity [Table Text Block] Douglas A. Suriano [Member] Douglas A. Suriano Schedule of Components of Operating Lease Expense and Other Supplemental Information Related to Operating Leases Lease, Cost [Table Text Block] Marketable Securities Marketable Securities, Policy [Policy Text Block] Permitted annual restricted payments Debt Instrument, Permitted Annual Restricted Payments Debt Instrument, Permitted Annual Restricted Payments Cash flows from operating activities Cash Provided by (Used in) Operating Activity, Continuing Operation [Abstract] Commitments and Contingencies Disclosure [Abstract] All Trading Arrangements All Trading Arrangements [Member] Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Operating loss Operating Income (Loss) Remaining performance obligation, amount Revenue, Remaining Performance Obligation, Amount Current Fiscal Year End Date Current Fiscal Year End Date Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Schedule of Accrued Expenses and Other Current Liabilities Schedule Of Accrued Expense And Other Current Liabilities [Table Text Block] Total assets Long-Lived Asset, Excluding Financial Instrument, Customer Relationship, Mortgage Servicing Right, Deferred Policy Acquisition Cost, and Deferred Tax Asset, Amount Non-cancellable purchase obligation Unrecorded Unconditional Purchase Obligation Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Entity File Number Entity File Number 2026 Convertible Notes 2026 Convertible Notes: Zero Point Two Five Percent Convertible Senior Notes Due 2026 [Member] Zero Point Two Five Percent Convertible Senior Notes Due 2026 Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Thereafter Intangible Asset, Finite-Lived, Estimated Amortization Expense, after Year Five Deferred costs Deferred Costs, Current Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Common stock, shares issued (in shares) Common Stock, Shares, Issued Measure: Measure [Axis] Impact of foreign currency translation Accounts Receivable, Allowance for Credit Loss, Foreign Currency Translation Accounts Receivable, Allowance for Credit Loss, Foreign Currency Translation Entity Information [Line Items] Entity Information [Line Items] Treasury stock, shares (in shares) Beginning balance (in shares) Ending balance (in shares) Treasury Stock, Common, Shares Less than one year Debt Securities, Available-for-Sale, Current Equity Components [Axis] Equity Components [Axis] Accounts receivable, net of allowance Increase (Decrease) in Accounts Receivable Deferred costs, non-current Deferred Costs, Noncurrent Class of Stock [Line Items] Class of Stock [Line Items] Cash paid for taxes, net Income Tax Paid, after Refund Received Class A voting common stock Class A voting common stock Common Class A [Member] 2032 Convertible Notes: Zero Percent Convertible Senior Notes Due 2032 [Member] Zero Percent Convertible Senior Notes Due 2032 Entity Interactive Data Current Entity Interactive Data Current Deferred tax liability Deferred Income Tax Liabilities, Net Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Outstanding unamortized loan fees Debt Issuance Costs, Line of Credit Arrangements, Net Entity Small Business Entity Small Business Total comprehensive (loss) income Comprehensive Income (Loss), Net of Tax, Attributable to Parent 2029 Lessee, Operating Lease, Liability, to be Paid, Year Three Termination Date Trading Arrangement Termination Date Equity awards withheld for tax liability (in shares) Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation Weighted average amortization period (in years) Intangible Asset, Finite-Lived, Acquired, Weighted-Average Amortization Period Property, Plant, and Equipment [Line Items] Property, Plant, and Equipment [Line Items] Days prior to maturity date (in days) Line of Credit Facility, Days Prior to Maturity Date Line of Credit Facility, Days Prior to Maturity Date Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Redemption period scheduled trading day before the maturity date Debt Instrument, Redemption Period, Trading Days To Maturity Debt Instrument, Redemption Period, Trading Days To Maturity Other long-term assets Other Assets, Noncurrent Document Type Document Type Repurchased face amount Debt Instrument, Repurchased Face Amount Computer and office equipment Computer and Office Equipment [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] Net gain on extinguishment of debt Net gain on extinguishment of debt Net gain on extinguishment of debt Gain (Loss) on Extinguishment of Debt Accrued expenses and other current liabilities Accrued Liabilities, Current Fair Value as of Grant Date Award Grant Date Fair Value Repayments of debt Repayments of Convertible Debt Schedule of Infinite Lived Intangible Assets Intangible Asset, Indefinite-Lived [Table Text Block] Cash redemption price (as percent) Debt Instrument, Redemption Price, Percentage Description of Business and Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Schedule of Goodwill [Table] Goodwill [Table] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Stock repurchase remaining amount Share Repurchase Program, Remaining Authorized, Amount Arrangement Duration Trading Arrangement Duration Statement of Stockholders' Equity [Abstract] Local Phone Number Local Phone Number Deferred revenue, net of current portion Contract with Customer, Liability, Noncurrent Financial Statement Components Additional Financial Information Disclosure [Text Block] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Net cash paid for debt extinguishment Payment for Debt Extinguishment or Debt Prepayment Cost Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Commitments and contingencies (Note 11) Commitments and Contingencies Gross Amount Intangible Asset, Finite-Lived, before Accumulated Amortization Debt Instrument, Redemption, Period [Domain] Debt Instrument, Redemption, Period [Domain] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] 2030 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Four Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Executive Category: Executive Category [Axis] Option to extend lease, term (in years) Lessor, Operating Lease, Renewal Term Goodwill [Roll Forward] Goodwill [Roll Forward] Furniture and fixtures Furniture and Fixtures [Member] Liabilities and stockholders’ equity Liabilities and Equity [Abstract] Intangible Asset, Finite-Lived, Class [Domain] Intangible Asset, Finite-Lived, Class [Domain] Schedule of Financial Assets Measured at Fair Value Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Award Type [Domain] Award Type [Domain] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount 2026 (remaining) Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Fair Value Measurements Fair Value Disclosures [Text Block] Level 3 Fair Value, Inputs, Level 3 [Member] Supplemental disclosure of cash flow information Supplemental Cash Flow Information [Abstract] 2027 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year One Repurchase of Class A common stock (in shares) Total number of shares repurchased (in shares) Treasury Stock, Shares, Acquired Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] PEO Name PEO Name Stock price trigger (as percent) Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger Geographical [Axis] Geographical [Axis] Total accrued expenses and other current liabilities Accrued Liabilities and Other Liabilities Accrued expenses and other liabilities Increase (Decrease) in Accrued Liabilities Leasehold improvements Leasehold Improvements [Member] Contract liabilities Contract with Customer, Liability Future minimum rent payments under sublease Lessor, Operating Lease, Payment to be Received Property, Plant and Equipment, Type [Axis] Long-Lived Asset, Class [Axis] Concentration of Credit Risk Concentration Risk, Credit Risk, Policy [Policy Text Block] Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Entity Tax Identification Number Entity Tax Identification Number Allowance for Doubtful Accounts Receivable [Roll Forward] Accounts Receivable, Allowance for Credit Loss [Roll Forward] Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Repurchase of Class A common stock Treasury Stock, Value, Acquired, Cost Method Cash, cash equivalents, and restricted cash, beginning of period Cash, cash equivalents, and restricted cash, end of period Total cash, cash equivalents, and restricted cash, end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Percentage of outstanding principal amount Debt Instrument, Redemption Threshold, Percentage Of Outstanding Principal Amount Debt Instrument, Redemption Threshold, Percentage Of Outstanding Principal Amount Schedule of Finite-Lived Intangible Assets [Table] Intangible Asset, Finite-Lived [Table] Accounts payable Increase (Decrease) in Accounts Payable Other accrued expenses Other Accrued Liabilities, Current Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-NEOs Non-NEOs [Member] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Debt Instrument [Axis] Debt Instrument [Axis] Stock-based compensation Share-Based Payment Arrangement, Noncash Expense 2028 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Two Total net lease cost Lease, Cost Current Expected Credit Losses Credit Loss, Financial Instrument [Policy Text Block] Schedule of Net Carrying Amount of Liability Components of Convertible Notes Schedule of Debt [Table Text Block] Leases Lessee, Operating Leases [Text Block] Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Basic (in usd per share) Decrease in basic income per share (in usd per share) Net income (loss) per share, basic (in usd per share) Earnings Per Share, Basic Repurchase of Class A common stock Payments for Repurchase of Common Stock Current portion of deferred revenue Contract with Customer, Liability, Current Total current assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Insider Trading Arrangements [Line Items] Convertible senior notes Long-Term Debt, Excluding Current Maturities Time deposits Bank Time Deposits [Member] Award Type [Axis] Award Type [Axis] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Accounts receivable, net of allowance Total accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Unrealized (loss) gain on marketable securities, net of income taxes Other Comprehensive Income (Loss), Available-for-Sale Securities Adjustment, Net of Tax, Portion Attributable to Parent Accumulated deficit Retained Earnings (Accumulated Deficit) Trading days Debt Instrument, Convertible, Threshold Trading Days 2028 Convertible Notes: 2028 Convertible Notes Zero Point Five Zero Percent Convertible Senior Notes Due 2028 [Member] Zero Point Five Zero Percent Convertible Senior Notes Due 2028 Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Common stock Common Stock [Member] Total marketable securities Total Debt Securities, Available-for-Sale Effect of Change in Accounting Estimate, Type [Axis] Effect of Change in Accounting Estimate, Type [Axis] Net gain on extinguishment of debt, net of taxes Extinguishment of Debt, Gain (Loss), Net of Tax Operating lease cost Operating Lease, Cost Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover page. Cover [Abstract] International Non-US [Member] Non-cancellable purchase obligation, fulfilled within a year Unrecorded Unconditional Purchase Obligation, to be Paid, Year One Foreign currency translation adjustments Goodwill, Foreign Currency Translation, Gain (Loss) Equity Awards Adjustments Equity Awards Adjustments [Member] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Total liabilities and stockholders’ equity Liabilities and Equity Initial approximate strike price per share, subject to certain adjustments (in usd per share) Debt Instrument, Convertible, Initial Conversion Strike Price Debt Instrument, Convertible, Initial Conversion Strike Price Stock options issued and outstanding Stock options issued and outstanding Share-Based Payment Arrangement, Option [Member] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Table] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Table] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Schedule of Accounts Receivable and Components for Expected Credit Losses Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Tabular List, Table Tabular List [Table Text Block] Additional paid-in capital Additional Paid in Capital Accrued sales, use, VAT and telecommunications related taxes Sales and Excise Tax Payable, Current Other (expense) income, net Other Nonoperating Income (Expense) Consolidated senior secured leverage ration minimum Debt Instrument, Covenant, Leverage Ratio, Minimum Debt Instrument, Covenant, Leverage Ratio, Minimum 2029 Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Three Convertible debt conversion (in shares) Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities 2026 (remaining) Intangible Asset, Finite-Lived, Estimated Amortization Expense, Remainder of Fiscal Year Name Awards Close in Time to MNPI Disclosures, Individual Name Initial cap price per share, subject to certain adjustments (in usd per share) Debt Instrument, Convertible, Initial Cap Price Debt Instrument, Convertible, Initial Cap Price Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period General and administrative General and Administrative Expense Property, Plant and Equipment, Type [Domain] Long-Lived Asset, Class [Domain] Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Property, Plant, and Equipment [Table] Property, Plant, and Equipment [Table] Preferred stock: $0.001 par value; 10,000,000 shares authorized; 0 shares issued and outstanding Preferred Stock, Value, Issued Adjustment to Compensation: Adjustment to Compensation [Axis] Unrealized gain (loss) on marketable securities Marketable Security, Unrealized Gain (Loss) Class of Stock [Domain] Class of Stock [Domain] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Statement of Cash Flows [Abstract] Schedule of Reserved Shares of Common Stock for Issuance / Share Repurchase Activity Schedule of Stock by Class [Table Text Block] Credit Facility [Axis] Credit Facility [Axis] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Total financial assets Assets, Fair Value Disclosure Name Measure Name Income Taxes Income Tax Disclosure [Text Block] Accounts payable Accounts Payable, Current Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Bank of America Credit Agreement Bank of America Credit Agreement [Member] Bank of America Credit Agreement Debt Instrument [Line Items] Debt Instrument [Line Items] Capped call option purchase price Adjustments to Additional Paid in Capital, Capped Call Option, Purchase Cost Adjustments to Additional Paid in Capital, Capped Call Option, Purchase Cost Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Additional paid-in capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Indefinite-lived Intangible Assets [Axis] Intangible Asset, Indefinite-Lived, Class [Axis] Accrued expense Accrued Liabilities Capitalized software development costs Payments to Develop Software Name Trading Arrangement, Individual Name Unrecognized compensation cost related to non-vested RSUs Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalent Company Selected Measure Amount Company Selected Measure Amount Schedule of Costs Incurred for Capped Calls Related to Convertible Notes Schedule of Capped Call Transactions [Table Text Block] Schedule of Capped Call Transactions Schedule of Stock by Class [Table] Stock, Class of Stock [Table] Commercial paper Commercial Paper, Not Included with Cash and Cash Equivalents [Member] Financial Statement Components [Abstract] Financial Statement Components [Abstract] Current assets: Assets, Current [Abstract] Weighted average remaining lease term (in years) Operating Lease, Weighted Average Remaining Lease Term Non-PEO NEO Non-PEO NEO [Member] Entity Address, Address Line One Entity Address, Address Line One Right-of-use assets obtained in exchange for new operating lease liabilities Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Vested (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Income tax benefit (provision) Income tax (expense) benefit Income Tax Expense (Benefit) Schedule of Depreciation Expense Schedule Of Depreciation Expense [Table Text Block] Schedule Of Depreciation Expense [Table Text Block] Cost of revenue Cost of Product and Service Sold Award Timing Method Award Timing Method [Text Block] Principles of Consolidation Consolidation, Policy [Policy Text Block] Net increase (decrease) in cash, cash equivalents, and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Net income (loss) Net income (loss) Net (loss) income Net income (loss) Net Income (Loss) Attributable to Parent Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Balance Sheet Location [Axis] Location, Statement of Financial Position, Balance [Axis] Swing Line Bridge Loan [Member] Statement [Table] Statement [Table] Restatement Determination Date: Restatement Determination Date [Axis] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Schedule of Receivables and Contract Liabilities From Contracts with Customers Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Notice of redemption (in days) Debt Instrument, Convertible, Threshold Consecutive Trading Days Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Axis] Stock-based awards available for grant under the 2017 Plan Share-Based Payment Arrangement [Member] Deficiency amount Loss Contingency, Damages Sought, Value Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Numerator used to compute net income (loss) per share: Net Income (Loss) Available to Common Stockholders, Diluted [Abstract]