Executive and Key Employees [Member] Executive And Key Employees Individuals who hold senior-level management positions with the entity. Share Based Compensation Arrangement by Share Based Payment Award Number of Director who had Waived Remuneration Number of directors who had waived remuneration Represents the number of directors who had waived remuneration. Share Based Compensation Arrangement by Share Based Payment Award Award Vesting Equal Installments Number Vesting, number of equal installments Represents the number of equal annual installments over the vesting period. Share Based Compensation Arrangement by Share Based Payment Award Award Vesting Issuance of Common Stock Ratio Issuance of common stock, ratio Represents the ratio of shares of common stock issued per restricted stock unit. Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments other than Options Grants in Period Aggregate Grant Date Fair Value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Aggregate Grant Date Fair Value The aggregate fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, restricted stock awards or restricted stock units). Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments other than Options Nonvested Grant Date Fair Value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Grant Date Fair Value The grant date fair value of nonvested awards on equity-based plans excluding option plans (for example, restricted stock awards and restricted stock units) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units. Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Aggregate Grant Date Fair Value Award Type [Axis] Convertible Preferred Stock Dividend and Related Accretion The aggregate value of convertible preferred stock dividends and related accretion. Convertible preferred stock dividend and related accretion Maximum Ownership Interest for Equity Method Accounting Maximum ownership interest for equity method accounting Maximum ownership percentage for an investment in a private entity, where control is not exercised, to qualify for equity method accounting. Tiger Lead Solutions LLC [Member] TigerLead Solutions Represents information pertaining to Tiger Lead Solutions, LLC. Purchase price paid in cash into escrow Represents purchase price paid in cash into escrow. Business Acquisition Cost of Acquired Entity Cash Paid into Escrow Amendment Description Business Acquisition Cost of Acquired Entity Period for which Cash is Paid into Escrow Period for which cash is paid into escrow Represents period for which cash is paid into escrow. Amendment Flag Builders Digital Experience Llc [Member] BDX Represents information pertaining to Builders Digital; Experience, LLC (BDX), an unconsolidated joint venture of the entity. Cash Distributions from Unconsolidated Joint Venture Cash distributions from unconsolidated joint venture Cash inflow during the reporting period from cash distributions from unconsolidated joint ventures. Line of Credit Facility Annual Fee Percentage Annual fee on line of credit facility (as a percent) Annual fee, expressed as a percentage of the line of credit, payable to the financial institution if the entity's average aggregate monthly deposit and investment balances with the financial institution fall below the minimum deposit requirement. Line of Credit Facility Minimum Deposit Required to Avoid Annual Fee Minimum deposit required to avoid payment of annual fee Represents the minimum average monthly deposit and investment balances required to be maintained with the financial institution to avoid payment of annual fee on the line of credit. Line of Credit Facility Minimum Tangible Net Worth Required for Compliance Minimum tangible net worth required to be maintained by the entity for compliance Represents the minimum amount of tangible net worth required for compliance with the covenants associated with the entity's revolving line of credit agreement. Line of Credit Facility Minimum Liquidity Required for Compliance Minimum liquidity required for compliance Represents the minimum amount of liquidity required for compliance with the covenants associated with the entity's revolving line of credit agreement, specified as a fixed amount, unless the minimum amount of liquidity determined as a percentage of the outstanding principal balance of the line of credit is greater. Line of Credit Facility Minimum Liquidity Percentage Required for Compliance Minimum liquidity to be maintained as a percentage of outstanding principal balance required for compliance Represents the minimum amount of liquidity required for compliance with the covenants associated with the entity's revolving line of credit agreement, determined as a percentage of the outstanding principal balance of the line of credit, unless the minimum liquidity specified as a fixed amount in the line of credit agreement is greater. Line of Credit Facility Minimum Adjusted EBITDA for Compliance Adjusted EBITDA to be maintained for compliance Represents the minimum amount of adjusted EBITDA required for compliance with the covenants associated with the entity's revolving line of credit agreement. Line of Credit Covenant Measurement Period Rolling Basis Measurement period on a rolling basis covenant for the revolving line of credit Represents the measurement period for covenants associated with a line of credit facility. Schedule of Finite and Indefinite Lived Intangible Assets [Table Text Block] Schedule of Finite-Lived and Indefinite-lived Intangible Assets Tabular disclosure of finite lived and indefinite lived intangible assets. Trade Names Trademarks Brand Names and Domain Names [Member] Trade Names, Trademarks, Brand Names and Domain Names Represents information pertaining to trade names, trademarks, brand names, and domain names. Content Syndication Agreements [Member] Content Syndication Agreements Represents information pertaining to content syndication agreements. Trade Names Trademarks [Member] Trade Names and Trademarks Represents information pertaining to trade names and trademarks. Purchased Technology [Member] Purchased Technology Represents information pertaining to purchased technology. National Association of Realtors Operating Agreement [Member] National Association Of Realtors Operating Agreement Represents information pertaining to the National Association of Realtors operating agreement. Intangible Assets Excluding Goodwill Gross Total intangible assets Gross amount of finite-lived and indefinite-lived intangible assets. Intangible assets are assets, not including financial assets, lacking physical substance. Current Fiscal Year End Date Cash Dividends Preferred Stock Redemption Cash Dividends Preferred Stock Redemption Cash outflow in the form of ordinary dividends to preferred shareholders, associated with the redemption of preferred stock. Unamortized Stock Issuance Costs Unamortized Stock Issuance Costs The amount of unamortized stock issuance costs that were written off as a result of the redemption of the convertible preferred stock. National Association of Realtors [Member] National Association Of Realtors Represents information pertaining to the National Association of Realtors (NAR). Redemption of Series B Convertible Preferred Stock The entire disclosure for terms, amounts, nature of changes, rights and privileges, dividends, and other matters related to series B convertible preferred stock. Series B Convertible Preferred Stock [Text Block] Common Stock Repurchases Increase (Decrease) in Operating Lease Obligation Increase in operating lease obligation Represents the increase or decrease in operating lease obligation. Common Stock Repurchases Common Stock Repurchases [Text Block] Entire disclosure pertaining to the common stock repurchased during the reporting period. Reverse Stock Split Reverse Stock Split Reverse Stock Split Disclosure Text Block Represents the entire disclosure for the reverse stock split. Document and Entity Information Patent Infringement [Member] Patent infringement Represents information pertaining to patent infringement. Document Period End Date Scottsdale Arizona [Member] Scottsdale, Arizona Information pertaining to the entity's facility in Scottsdale, Arizona. San Jose California [Member] San Jose, California Information pertaining to the entity's facility in San Jose, California. Loss Contingency Number of Classes of Defendants Number of classes of defendants Represents the number of classes of defendants. Loss Contingency Number of Phases into which Case is Divided Number of phases into which case is divided Represents the number of phases into which case is divided. Time Vested Restricted Stock Units [Member] Time-vested restricted stock units Represents information pertaining to time-vested restricted stock units. Performance Based Restricted Stock Units [Member] Performance-based restricted stock units Stock units that the entity has not yet issued because the agreed-upon consideration, such as employee services or performance targets, has not yet been received. Non Employee Board [Member] Nonemployee members of the board of directors Represents a board member who is not an employee of the entity. Schedule of assets, excluding financial assets and goodwill, lacking physical substance and having finite useful life or which exist in perpetuity. Schedule of Finite Lived and Indefinite Lived Intangible Assets by Major Class [Table] Schedule of Finite Lived and Indefinite Lived Intangible Assets by Major Class [Line Items] Intangible assets Description of New Accounting Pronouncements Recently Adopted or Not Yet Adopted [Text Block] New Accounting Standards The entire disclosure for new accounting pronouncements that have been issued but not yet adopted. Relocation Com LLC [Member] Relocation.com, LLC Represents information pertaining to Relocation.com, LLC. Business Acquisition, Cost of Acquired Entity to be Paid Upon Closing of Transaction Purchase price to be paid upon closing of transaction Represents the amount of purchase price to be paid upon the closing of the transaction. Business Acquisition, Cost of Acquired Entity to be Paid in Number of Equal Installments Number of equal installments in which remaining portion of the purchase price is to be paid Represents the number of equal installments in which remaining portion of the purchase price is to be paid on the first and second anniversaries of the acquisition date. Lease term Represents the term of an operating lease obligation. Period Of Operating Lease Time Vested Restricted Stock Units Other [Member] Time-vested restricted stock units other Represents information pertaining to time-vested restricted stock units other than those related to the TigerLead acquisition. Principles of Consolidation and Basis of Presentation Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Public Float Entity Registrant Name Entity Central Index Key Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus Entity by Location [Axis] Location [Domain] Balances due Accounts Payable, Related Parties, Current Document Type Accounts receivable, net Accounts Receivable, Net, Current Accounts payable Accounts Payable, Current Accrued expenses Accrued Liabilities, Current Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Estimated lives of identifiable intangible assets Acquired Finite-lived Intangible Assets, Weighted Average Useful Life Additional Paid in Capital, Common Stock Additional paid-in capital Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Stock-based compensation and charges Allocated Share-based Compensation Expense Share-based compensation Amortization of Intangible Assets Amortization of intangible assets Amortization expense Anti-dilutive shares excluded from the denominator Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Current assets: Assets, Current [Abstract] ASSETS Assets [Abstract] Total current assets Assets, Current Total assets Assets Board of Directors Chairman [Member] Board Of Directors Chairman Business Acquisition [Axis] Purchase price paid in cash Business Acquisition, Cost of Acquired Entity, Cash Paid Purchase price allocated to net tangible assets Business Acquisition, Purchase Price Allocation, Net Tangible Assets Business Acquisition, Purchase Price Allocation, Intangible Assets Not Amortizable Purchase price allocated to indefinite-lived intangible assets Purchase price allocated to goodwill Business Acquisition, Purchase Price Allocation, Goodwill Amount Business Acquisition, Acquiree [Domain] Acquisitions Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets Purchase price allocated to definite-lived intangible assets Acquisitions Business Acquisition [Line Items] Business Acquisition, Cost of Acquired Entity, Purchase Price Purchase price Acquisitions Business Combination Disclosure [Text Block] Cash Cash Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents, end of period Cash and cash equivalents, beginning of period Cash Supplemental Cash Flow Information Cash Flow, Supplemental Disclosures [Text Block] Class of Stock [Domain] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Commitments and Contingencies Commitments and contingencies (see note 16) Commitments and Contingencies. Common stock Common Stock, Value, Issued Comprehensive income: Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Cost Of Revenue Cost of Sales [Member] Cost of revenue Cost of Revenue Credit Facility [Domain] Credit Facility [Axis] Customer Relationships Customer Relationships [Member] Revolving line of credit, variable rate basis Debt Instrument, Description of Variable Rate Basis Revolving Line of Credit Debt Disclosure [Text Block] Revolving Line of Credit Revolving line of credit, spread on variable rate (as a percent) Debt Instrument, Basis Spread on Variable Rate Title of Individual [Axis] Deferred revenue Deferred Revenue, Current Depreciation Depreciation Stock-Based Compensation and Charges Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Stock-Based Compensation and Charges Dividends Payable, Current Dividends Payable, Current Diluted net income (loss) per share applicable to common stockholders (in dollars per share) Earnings Per Share, Diluted Basic net income (loss) per share applicable to common stockholders (in dollars per share) Earnings Per Share, Basic Net Income (Loss) Per Share Earnings Per Share [Text Block] Net Income (Loss) Per Share Stock-based compensation and charges Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Report Line [Domain] Investment in Unconsolidated Joint Ventures Equity Method Investments and Joint Ventures Disclosure [Text Block] Proceeds from Equity Method Investment, Dividends or Distributions Return on investment in unconsolidated joint venture Proceeds from equity method investment, dividends or distributions Equity Method Investee, Name [Domain] Investment in Unconsolidated Joint Ventures Executive Officer [Member] Two Executive Officers Fair Value Measurements Fair Value Disclosures [Text Block] Fair Value Measurements Finite-Lived Intangible Assets, Major Class Name [Domain] 2016 Finite-Lived Intangible Assets, Amortization Expense, Year Five Finite-Lived Intangible Assets, Gross Gross Amount 2014 Finite-Lived Intangible Assets, Amortization Expense, Year Three Amortization expense for the next five years Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] Finite-Lived Intangible Assets by Major Class [Axis] Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization 2015 Finite-Lived Intangible Assets, Amortization Expense, Year Four 2013 Finite-Lived Intangible Assets, Amortization Expense, Year Two 2012 (remaining 3 months) Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year Gain (Loss) on Sale of Property Plant Equipment Loss on sales and disposals of assets General and administrative General and Administrative Expense General and Administrative General and Administrative Expense [Member] Goodwill, net Goodwill Goodwill Goodwill and Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Goodwill and Intangible Assets Increase in goodwill Goodwill, Period Increase (Decrease) Gross profit Gross Profit Income from operations before income taxes Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS Income Tax Disclosure [Text Block] Income Taxes Income Taxes Income (Loss) from Equity Method Investments Earnings of unconsolidated joint venture Income (loss) from equity method investments Earnings of unconsolidated joint venture Income tax expense Income Tax Expense (Benefit) Increase (Decrease) in Deferred Revenue Deferred revenue Increase (Decrease) in Accounts Receivable Accounts receivable Increase (Decrease) in Accounts Payable and Accrued Liabilities Accounts payable and accrued expenses Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities: Increase (Decrease) in Other Operating Assets Other assets Indefinite-lived intangible assets Indefinite-Lived Intangible Assets (Excluding Goodwill) Indefinite-lived Intangible Assets by Major Class [Axis] Indefinite-lived Intangible Assets, Major Class Name [Domain] Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Interest (expense) income, net Investment Income, Interest Investment in unconsolidated joint venture Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures Investments in and advance to affiliates, subsidiaries, associates, and joint ventures Leases, Operating [Abstract] Operating leases Total current liabilities Liabilities, Current Current liabilities: Liabilities, Current [Abstract] Total liabilities Liabilities LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities and Equity [Abstract] Total liabilities and stockholders' equity Liabilities and Equity Line of credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Commitment fee on unused portion of line of credit (as a percent) Line of Credit Facility, Commitment Fee Percentage Revolving Line of Credit Line of Credit Facility [Line Items] Line of Credit Facility [Table] Loss Contingencies [Table] Loss Contingency Nature [Axis] Legal Proceedings Loss Contingencies [Line Items] Loss Contingency, Nature [Domain] Maximum Maximum [Member] Minimum Minimum [Member] Nature of Operations [Text Block] Business Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Cash flows from financing activities: Net Cash Provided by (Used in) Operating Activities, Continuing Operations Net cash provided by operating activities Net cash provided by (used in) operating activities Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Continuing Operations Change in cash and cash equivalents Net Cash Provided by (Used in) Investing Activities, Continuing Operations Net cash used in investing activities Net cash provided by (used in) investing activities Net Income (Loss) Available to Common Stockholders, Basic Net income (loss) applicable to common stockholders Net income (loss) applicable to common stockholders Numerator: Net Income (Loss) Available to Common Stockholders, Basic [Abstract] Net Cash Provided by (Used in) Financing Activities, Continuing Operations Net cash used in financing activities Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] Cash flows from investing activities: Net income Net Income (Loss) Attributable to Parent Net income New Accounting Standards Thereafter Operating Leases, Future Minimum Payments, Due Thereafter Future minimum lease payments under operating leases Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] Operating expenses: Operating Expenses [Abstract] Total operating expenses Operating Expenses 2012 (remaining 3 months) Operating Leases, Future Minimum Payments, Remainder of Fiscal Year Operating income Operating Income (Loss) 2014 Operating Leases, Future Minimum Payments, Due in Three Years 2013 Operating Leases, Future Minimum Payments, Due in Two Years 2015 Operating Leases, Future Minimum Payments, Due in Four Years 2016 Operating Leases, Future Minimum Payments, Due in Five Years Total Operating Leases, Future Minimum Payments Due Business Principles of Consolidation and Basis of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Other current assets Other Assets, Current Other assets Other Assets, Noncurrent Other Intangible Assets Excluding Goodwill Other Intangible Assets [Member] Other (expense) income, net Other Nonoperating Income (Expense) Other noncurrent liabilities Other Liabilities, Noncurrent Other Noncash Expense Other noncash items Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Foreign currency translation gain (loss) Payments Related to Tax Withholding for Share-based Compensation Tax payment related to net share settlements of restricted stock awards Payments for Repurchase of Redeemable Convertible Preferred Stock Redemption of convertible preferred stock Payments for Repurchase of Common Stock Repurchases of common stock Payments to Acquire Property, Plant, and Equipment Purchases of property and equipment Payments of Ordinary Dividends, Preferred Stock and Preference Stock Payment of dividends on convertible preferred stock Payments to Acquire Businesses, Net of Cash Acquired Acquisitions, net of cash acquired Series A convertible preferred stock Preferred Stock, Value, Issued Preferred Stock, Shares Outstanding Preferred Stock, Shares Outstanding Proceeds from Equity Method Investment, Dividends or Distributions, Return of Capital Return of investment in unconsolidated joint venture Proceeds from Divestiture of Interest in Joint Venture Proceeds from dissolution of joint venture Proceeds from sale of assets Proceeds from Sale of Productive Assets Proceeds from Stock Options Exercised Proceeds from exercise of stock options Property and equipment, net Property, Plant and Equipment, Net Provision for Doubtful Accounts Provision for doubtful accounts Range [Axis] Range [Domain] Related-Party Transactions Related Party Transactions Disclosure [Text Block] Related-Party Transactions Related Party Transaction [Line Items] Related Party [Domain] Amounts paid Related Party Transaction, Expenses from Transactions with Related Party Related-Party Transactions Related Party [Axis] Repayments of Long-term Debt Principal payments on loan payable Product and web site development Research and Development Expense Product and Web Site Development Research and Development Expense [Member] Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] Restricted Stock Restricted Stock [Member] Accumulated deficit Retained Earnings (Accumulated Deficit) Revenue recognized Revenue from Related Parties Revolving line of credit Revolving Credit Facility [Member] Expected term Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Schedule of Finite-Lived Intangible Assets, Future Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Revenue Revenue, Net Scenario, Unspecified [Domain] Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Schedule of Calculation of Numerator and Denominator in Earnings Per Share Schedule of Calculation of Numerator and Denominator in Earnings Per Share [Table Text Block] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs, by Report Line [Axis] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] Schedule of Equity Method Investments [Table] Schedule of stock-based compensation and charges Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] Investment in unconsolidated joint ventures Schedule of Equity Method Investments [Line Items] Equity Method Investee, Name [Axis] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Related Party Transactions, by Related Party [Table] Sales and marketing Selling and Marketing Expense Sales and Marketing Selling and Marketing Expense [Member] Series B preferred stock Series B Preferred Stock [Member] Incremental stock-based compensation Share-based Compensation Arrangement by Share-based Payment Award Accelerated Compensation Cost Share-based Compensation Arrangement by Share-based Payment Award Accelerated Compensation Cost Share-based Compensation Stock-based compensation and charges Share-Based Compensation Expected volatility - Maximum (as a percent) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum Expected volatility - Minimum (as a percent) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum Vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Share-Based Compensation Arrangement By Share-Based Payment Award, Award Vesting Period Risk-free interest rates - Maximum (as a percent) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum Stock-based compensation and charges Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Nonvested, Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Grants In Period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Risk-free interest rates - Minimum (as a percent) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum Expected volatility (as a percent) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Dividend yield (as a percent) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Award Type [Domain] Statement [Table] Scenario [Axis] Statement Statement [Line Items] CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS CONDENSED CONSOLIDATED BALANCE SHEETS Class of Stock [Axis] Stock Repurchased and Retired During Period, Value Value of stock repurchased and retired during the period Stock Granted During Period, Value, Share-Based Compensation, Gross Stock Granted During Period, Value, Share-based Compensation, Gross Stock Redeemed Or Called During Period, Shares Stock Redeemed or Called During Period, Shares Stock Options Stock Options [Member] Stock Redeemed Or Called During Period, Value Stock Redeemed or Called During Period, Value Stock Repurchased and Retired During Period, Shares Stock repurchased and retired during period (in shares) Stock Issued During Period, Shares, Share-Based Compensation, Net Of Forfeitures Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures Stockholders' equity: Stockholders' Equity Attributable to Parent [Abstract] Total stockholders' equity Stockholders' Equity Attributable to Parent Reverse stock split ratio Stockholders' Equity Note, Stock Split, Conversion Ratio Subsequent Events [Text Block] Subsequent Event Subsequent Event Subsequent Event Type [Domain] Subsequent Event [Line Items] Subsequent Event Subsequent Event Type [Axis] Subsequent Event [Table] Subsequent Event [Member] Subsequent event Supplemental Cash Flow Information Temporary Equity, Carrying Amount, Attributable to Parent Series B convertible preferred stock Redemption of Series B convertible preferred stock Temporary Equity [Line Items] Redemption of Series B Convertible Preferred Stock Temporary Equity, by Class of Stock [Table] Title of Individual with Relationship to Entity [Domain] Weighted Average Number of Shares Outstanding, Diluted [Abstract] Shares used to calculate basic and diluted income (loss) per share applicable to common stockholders: Denominator: Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Basic weighted-average shares outstanding (in shares) Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Fully diluted weighted-average shares outstanding (in shares) Add: dilutive effect of options and restricted stock (in shares) Weighted Average Number Diluted Shares Outstanding Adjustment Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Schedule of Future minimum lease payments under operating leases