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related to ROU assets Impairment, Lessor Asset under Operating Lease Schedule of Components of Deferred Tax Assets (Liabilities) Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Arrangement Duration Trading Arrangement Duration Net operating loss carryforwards Operating Loss Carryforwards Exercise of stock options Stock Issued During Period, Value, Stock Options Exercised Costs and operating expenses: Costs and Expenses [Abstract] Federal research and development tax credits Effective Income Tax Rate Reconciliation, Tax Credit, Research, Percent Goodwill and Intangible Assets, Net Goodwill and Intangible Assets Disclosure [Text Block] Stockholders’ equity: Equity, Attributable to Parent [Abstract] Granted (in dollars 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 Former Chief Executive Officer Former Chief Executive Officer [Member] Former Chief Executive Officer Federal Domestic Tax Jurisdiction [Member] Income Taxes Income Tax, Policy [Policy Text Block] Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Lease renewal term Lessor, Operating Lease, Renewal Term Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Unrecognized Tax Benefits [Roll Forward] Unrecognized Tax Benefits [Roll Forward] 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Four All Individuals All Individuals [Member] Summary of Significant Accounting Policies Basis of Presentation and Significant Accounting Policies [Text Block] PEO PEO [Member] Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] RSUs and PSUs Restricted Stock Units And Performance Stock Units [Member] Restricted Stock Units And Performance Stock Units [Member] Name Trading Arrangement, Individual Name Other income (loss), net Other Nonoperating Income (Expense) Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Property, Plant and Equipment, Type [Axis] Long-Lived Tangible Asset [Axis] Entity Public Float Entity Public Float Disposal Group Name [Axis] Disposal Group Name [Axis] Gross Unrealized Gains Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Stock-based compensation expense Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-Based Payment Arrangement, Percent Remaining stock-based compensation expense for unvested shares, not yet recognized Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Capitalization of software development costs Payments to Develop Software Other Other Services [Member] Other Services [Member] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Business Combination, Asset Acquisition, and Joint Venture Formation [Abstract] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] 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] Cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Domain names Internet Domain Names [Member] Capitalized contract cost, impairment loss Capitalized Contract Cost, Impairment Loss Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Depreciation and amortization Cost, Depreciation and Amortization Schedule of Accrued Employee Expenses Schedule of Accrued Employee Expenses [Table Text Block] Schedule of Accrued Employee Expenses Local Phone Number Local Phone Number Valuation allowance Valuation allowance, at beginning of year Valuation allowance, at end of year Deferred Tax Assets, Valuation Allowance Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Deferred tax liabilities Deferred Income Tax Liabilities, Net Expected volatility Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Number of shares to be issued per share upon conversion (in shares) Conversion Of Stock, Number Of Shares Issuable Upon Conversion Conversion Of Stock, Number Of Shares Issuable Upon Conversion Conversion of Class B common stock to Class A common stock (in shares) Conversion of Stock, Shares Converted Weighted Average Remaining Contractual Life in Years Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Additional Disclosures [Abstract] Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] PEO Total Compensation Amount PEO Total Compensation Amount Purchase price of common stock (as a percent) Share-Based Compensation Arrangement by Share-Based Payment Award, Purchase Price of Common Stock, Percent Identified intangible assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles Federal Deferred Federal Income Tax Expense (Benefit) Estimated Fair Value Available-for-sale investment securities: Available-for-sale investment securities: Debt Securities, Available-for-Sale, Excluding Accrued Interest Property, Plant and Equipment, Type [Domain] Long-Lived Tangible Asset [Domain] Statement of Income Location, Balance [Axis] Statement of Income Location, Balance [Axis] Options vested and expected to vest (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Cash, Cash Equivalents and Restricted Cash Cash and Cash Equivalents, Policy [Policy Text Block] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Impairment, long-lived asset, held-for-use Impairment, long-lived asset, held-for-use Impairment, Long-Lived Asset, Held-for-Use Common Stock Common Stock [Member] Measure: Measure [Axis] Fully amortized capitalized software development costs disposed of Capitalized Computer Software, Disposals Capitalized Computer Software, Disposals Depreciation and Amortization Depreciation, Depletion, and Amortization [Policy Text Block] Unearned premium liabilities Unearned Premiums Increases-tax positions in current year Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Capitalized software development costs, gross Capitalized Computer Software, Gross Entity Emerging Growth Company Entity Emerging Growth Company Others Other Sundry Liabilities, Current Share-based payment arrangement, accelerated cost Share-Based Payment Arrangement, Accelerated Cost Entity Central Index Key Entity Central Index Key General and administrative General and Administrative Expense [Member] Restricted Stock Units with Service Conditions Restricted Stock Units With Service Conditions [Member] Restricted Stock Units With Service Conditions Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Discontinued Operations and Disposal Groups [Abstract] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Stockholders' Equity Equity [Text Block] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Equity Component [Domain] Equity Component [Domain] Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Financial Instrument [Axis] Financial Instrument [Axis] Cash, cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents [Abstract] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Stock-based compensation APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Unvested Restricted Stock Awards Restricted Stock [Member] Entity Shell Company Entity Shell Company Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Deferred costs Capitalized Contract Cost, Net Class B common stock Common Class B [Member] Title Trading Arrangement, Individual Title Core solutions Core Solutions [Member] Core Solutions [Member] Value Added Services Value Plus Services [Member] Value Plus Services [Member] Statement [Table] Statement [Table] Measurement Frequency [Domain] Measurement Frequency [Domain] Santa Barbara Office Lease Santa Barbara Office Lease [Member] Santa Barbara Office Lease Unrecognized tax benefits Unrecognized tax benefit beginning of year Unrecognized tax benefit end of year Unrecognized Tax Benefits Numerator Net Income (Loss) Available to Common Stockholders, Diluted [Abstract] City Area Code City Area Code Current liabilities Liabilities, Current [Abstract] Auditor Location Auditor Location Disposal Group Classification [Domain] Disposal Group Classification [Domain] Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Level 1 Fair Value, Inputs, Level 1 [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Total current assets Assets, Current Impairment of leased office property and equipment Impairment, Excluding Lessor Asset under Operating Lease Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Available-for-sale Securities, Debt Maturities [Abstract] Available-for-Sale Securities, Debt Maturities [Abstract] Preferred stock Preferred Stock [Member] Options exercisable (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number Document Information [Line Items] Document Information [Line Items] Capitalized commissions Deferred Tax Liabilities, Capitalized Commissions Deferred Tax Liabilities, Capitalized Commissions 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] Weighted average grant-date fair value per share (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Income Taxes Income Tax Disclosure [Text Block] 2028 Lessee, Operating Lease, Liability, to be Paid, Year Four Net income (loss) per common share: Earnings Per Share [Abstract] Equity [Abstract] Equity [Abstract] Retained earnings Retained Earnings (Accumulated Deficit) Class of Stock [Domain] Class of Stock [Domain] General and administrative General and Administrative Expense Deferred income taxes Deferred Income Taxes and Tax Credits Amount required to pay Litigation Settlement, Amount Awarded to Other Party Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Equity Awards Adjustments Equity Awards Adjustments [Member] Weighted-average discount rate Operating Lease, Weighted Average Discount Rate, Percent Total lease liabilities Total Operating Lease, Liability Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Underlying Securities Award Underlying Securities Amount Investment Securities and Fair Value Measurements Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Proceeds from equity-method investment Proceeds from Sale of Equity Method Investments Conversion of Stock, Name [Domain] Conversion of Stock, Name [Domain] Amendment Flag Amendment Flag Vesting of restricted stock units, net of shares withheld for taxes Restricted Stock Units, Value, Shares Issued Net Of Tax Withholdings Restricted Stock Units, Value, Shares Issued Net Of Tax Withholdings Entity Registrant Name Entity Registrant Name Cash purchase consideration Payments to Acquire Businesses, Gross Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Depreciation and amortization Depreciation, Depletion and Amortization Schedule of Capitalized Software Development Costs, Net Schedule Of Capitalized Computer Software [Table Text Block] Schedule Of Capitalized Computer Software [Table Text Block] State and local Deferred State and Local Income Tax Expense (Benefit) Fair Value as of Grant Date Award Grant Date Fair Value Customer Concentration Risk Customer Concentration Risk [Member] Sales and Marketing, and General and Administrative Selling, General and Administrative Expenses, Policy [Policy Text Block] Level 2 Fair Value, Inputs, Level 2 [Member] Due in one year or less Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Amortization expense Capitalized Contract Cost, Amortization Restructuring and related cost, location not disclosed Restructuring Incurred Cost Statement Of Income Or Comprehensive Income Extensible Enumeration Not Disclosed Flag Restructuring Incurred Cost Statement Of Income Or Comprehensive Income Extensible Enumeration Not Disclosed Flag Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Schedule of Product Information by Revenue Categories Disaggregation of Revenue [Table Text Block] Disposal group, intangible assets Disposal Group, Including Discontinued Operation, Intangible Assets Investment securities—current Debt Securities, Available-for-Sale, Excluding Accrued Interest, Current Entity Address, Postal Zip Code Entity Address, Postal Zip Code Advertising expenses Advertising Expense Principles of Consolidation Consolidation, Policy [Policy Text Block] Restructuring Cost [Table] Restructuring Cost [Table] Restatement Determination Date: Restatement Determination Date [Axis] Title of 12(b) Security Title of 12(b) Security Concentration Risk Type [Axis] Concentration Risk Type [Axis] Common stock Common Stock, Value, Issued Document Financial Statement Error Correction [Flag] Document Financial Statement Error Correction [Flag] Share-based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value State and local income taxes, net of federal benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent 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] Auditor Name Auditor Name Other Deferred Tax Assets, Other Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Forfeited (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Other current liabilities Other Current Liabilities [Member] Cash from financing activities Net Cash Provided by (Used in) Financing Activities [Abstract] 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] Preferred stock, $0.0001 par value, 25,000 shares authorized and no shares issued and outstanding as of December 31, 2024 and December 31, 2023 Preferred Stock, Value, Issued Operating lease liability, current, location Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Depreciation Period Property, Plant and Equipment, Useful Life Percent of award target performance metric Share-Based Compensation Arrangements By Share-Based Payment Award, Percent Of Award Target Performance Metric Share-Based Compensation Arrangements By Share-Based Payment Award, Percent Of Award Target Performance Metric Number of Shares Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] Total deferred tax liabilities Deferred Tax Liabilities, Gross Employee Stock Employee Stock [Member] Restricted Stock Units with Service and Performance Conditions Restricted Stock Units with Service and Performance Conditions [Member] Restricted Stock Units with Service and Performance Conditions Basic (in dollars per share) Net income (loss) per common share; basic (in dollars per share) Earnings Per Share, Basic Accounts payable Increase (Decrease) in Accounts Payable Cash paid for amounts included in the measurement of lease liabilities included in operating cash flows Operating Lease, Payments Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Other Liabilities Disclosure [Abstract] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Net income (loss) attributable to common stockholders Net Income (Loss) Available to Common Stockholders, Basic Property and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Intangible assets Deferred Tax Liabilities, Intangible Assets Stock, Class of Stock [Table] Stock, Class of Stock [Table] Total current liabilities Liabilities, Current 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] Denominator Weighted Average Number of Shares Outstanding, Diluted [Abstract] Other Current Liabilities Other Liabilities Disclosure [Text Block] Total assets Assets Purchase period Share-Based Compensation Arrangement By Share-based Payment Award, Purchase Period Share-Based Compensation Arrangement By Share-based Payment Award, Purchase Period Concentrations of Credit Risk Concentration Risk, Credit Risk, Policy [Policy Text Block] 2025 Finite-Lived Intangible Asset, Expected Amortization, Year One Schedule of Lease-Related Assets and Liabilities Lease Assets And Liabilities [Table Text Block] Lease Assets And Liabilities Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Amortization Expense Adjustment Amortization Expense Adjustment [Member] Amortization Expense Adjustment U.S. government and agency securities US Treasury and Government [Member] Schedule of Financial Assets Measured at Fair Value on a Recurring Basis Fair Value, Assets Measured on Recurring Basis [Table Text Block] Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Other liabilities Other Liabilities, Noncurrent Database Database Rights [Member] Cost of revenue (exclusive of depreciation and amortization) Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Commitments and contingencies (Note 12) Commitments and Contingencies Business Combinations Business Combinations Policy [Policy Text Block] Schedule of Effective Income Tax Rate Reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Move EZ, Inc., d/b/a LiveEasy Move EZ, Inc. dba LiveEasy [Member] Move EZ, Inc. dba LiveEasy Termination Date Trading Arrangement Termination Date Nature of Business Nature of Operations [Text Block] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] 2026 Lessee, Operating Lease, Liability, to be Paid, Year Two Stock-Based Compensation Share-Based Payment Arrangement [Text Block] PSUs Performance Stock Units [Member] Performance Stock Units [Member] Entity Address, City or Town Entity Address, City or Town Schedule of Purchase Price Allocation Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Leases Lessee, Leases [Policy Text Block] Schedule of Stock Option Activity Share-Based Payment Arrangement, Option, Activity [Table Text Block] Intrinsic value of options exercised Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value Sales of Subsidiary Business Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Total stock-based compensation expense Stock-based compensation expense Share-Based Payment Arrangement, Expense Net income (loss) Net income (loss) Net (loss) income Net Income (Loss) Attributable to Parent Trading Arrangement: Trading Arrangement [Axis] Non-marketable debt securities Other Investment Not Readily Marketable, Fair Value Options granted (in dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Loss Contingencies [Table] Loss Contingencies [Table] Business Acquisition [Axis] Business Acquisition [Axis] Schedule of Intangible Assets, Net Schedule of Finite-Lived Intangible Assets [Table Text Block] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] 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] Common Class B to Common Class A Common Class B To Common Class A [Member] Common Class B To Common Class A [Member] Entity File Number Entity File Number Lease asset Deferred Tax Liabilities, Leasing Arrangements Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Axis] Revenue and Other Information Revenue from Contract with Customer [Text Block] Document Fiscal Year Focus Document Fiscal Year Focus Income Statement [Abstract] Income Statement [Abstract] Entity Address, Address Line One Entity Address, Address Line One Federal Current Federal Tax Expense (Benefit) Severance costs Severance Costs Weighted average common shares outstanding: Denominator Weighted Average Number of Shares Outstanding, Basic [Abstract] Lease term Lessee, Operating Lease, Term of Contract Total Assets, Fair Value Disclosure Name Forgone Recovery, Individual Name Weighted-average remaining lease term (years) Operating Lease, Weighted Average Remaining Lease Term 2029 Finite-Lived Intangible Asset, Expected Amortization, Year Five Document Period End Date Document Period End Date Deferred revenue Disposal Group, Including Discontinued Operation, Deferred Revenue Other Other Noncash Income (Expense) Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Operating lease, liability, to be paid Total future minimum lease payments Lessee, Operating Lease, Liability, to be Paid Unvested, beginning balance (in shares) Unvested, ending balance (in shares) Unvested restricted stock units (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Insider Trading Arrangements [Line Items] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Other current assets Other Current Assets [Member] 2027 Lessee, Operating Lease, Liability, to be Paid, Year Three PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Adjustment to Compensation: Adjustment to Compensation [Axis] Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Accounts Receivable Accounts Receivable [Member] Reclassification Reclassification, Comparability Adjustment [Policy Text Block] Document Transition Report Document Transition Report Schedule of Unrecognized Tax Benefits from Uncertain Tax Positions Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Litigation Case [Domain] Litigation Case [Domain] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Customer [Domain] Customer [Domain] Accumulated other comprehensive Income (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Current Reporting Status Entity Current Reporting Status Retained Earnings Retained Earnings [Member] Restricted cash included in prepaid expenses and other current assets Restricted Cash and Cash Equivalents Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Basic (in shares) Weighted average common shares outstanding; basic (in shares) Weighted average common shares outstanding; basic (in shares) Weighted Average Number of Shares Outstanding, Basic Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Insurance reserves Self Insurance Reserve, Current Capitalized software development costs, net Capitalized software development costs, net Capitalized Computer Software, Net Document Information [Table] Document Information [Table] Restricted Stock Units RSUs Restricted Stock Units (RSUs) [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Executive Category: Executive Category [Axis] Name Awards Close in Time to MNPI Disclosures, Individual Name Construction in process Construction in Progress [Member] Options cancelled/forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Schedule of (Benefit From) Provision for Income Tax Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Entity Filer Category Entity Filer Category Beginning balance Ending balance Restructuring Reserve Schedule of Other Current Liabilities Other Current Liabilities [Table Text Block] Purchases of available-for-sale investments Payments to Acquire Debt Securities, Available-for-Sale Statement of Income Location, Balance [Domain] Statement of Income Location, Balance [Domain] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Company Selected Measure Name Company Selected Measure Name Third-Party Risk Mitigation Provider Third-Party Risk Mitigation Provider [Member] Third-Party Risk Mitigation Provider