Advanced Mobile [Member] Business Acquisition [Axis] Developed Technology Rights [Member] Finite-Lived Intangible Assets by Major Class [Axis] Noncompete Agreements [Member] Customer Relationships [Member] Subsequent Event [Member] Subsequent Event Type [Axis] Total revenues [Member] Concentration Risk Benchmark [Axis] Accounts Receivable [Member] SaleMove Inc [Member] Long-term Debt, Type [Axis] Driverside Investment [Member] Autoweb [Member] Driverside Merger [Member] LIBOR [Member] Type of Basis Rate [Axis] Revolving Credit Facility [Member] Credit Facility [Axis] Prime Rate [Member] $8M Revolving Credit Facility [Member] Auto USA [Member] Software and publications [Member] Employment/non-compete agreements [Member] Trademarks trade names [Member] Convertible Subordinated Promissory Note [Member] Sales and marketing [Member] Nature of Expense [Axis] Technology support [Member] Cost of revenues [Member] General and administrative [Member] Service Based Options [Member] Award Type [Axis] AutoUSA Inducement Options [Member] 2012 Performance Options [Member] Market Condition Options [Member] Employee Stock Option [Member] Series A Preferred Stock [Member] Class of Stock [Axis] Series C Preferred Stock [Member] Service-Based Options [Member] 2013 Inducement Options [Member] 2013 Performance Options [Member] 2013 Performance Options [Member] 2011 Performance Options [Member] Warrant [Member] Trademarks and Trade Names [Member] Convertible Notes Payable [Member] Debt Security [Axis] Class of Warrant or Right [Axis] Cyber [Member] Maximum [Member] Range [Axis] Developed Technology [Member] Revenue Concentration [Member] Receivables Concentration [Member] $9M Revolving Credit Facility Cash [Member] Working Capital [Member] Contingent Consideration [Member] Share-based Compensation Costs [Member] Market Condition Options [Member] Minimum [Member] Document and Entity Information [Abstract] Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus Document Type Amendment Flag Document Period End Date Statement of Financial Position [Abstract] Assets Current assets: Cash and cash equivalents Accounts receivable, net of allowances for bad debts and customer credits of $555 and $405 at June 30, 2014 and December 31, 2013, respectively Deferred tax asset Prepaid expenses and other current assets Total current assets Property and equipment, net Equity investment Intangible assets, net Goodwill Deferred tax asset Other assets Total assets Liabilities and Stockholders' Equity Current liabilities: Accounts payable Accrued expenses and other current liabilities Total current liabilities Convertible note payable Term loan payable Borrowings under credit facility Other non-current liabilities Total liabilities Commitments and contingencies Stockholders' equity: Preferred stock, $0.001 par value; 11,445,187 shares authorized; none outstanding Common stock, $0.001 par value; 55,000,000 shares authorized and 9,028,733 and 8,909,737 shares issued and outstanding at June 30, 2014 and December 31, 2013, respectively Additional paid-in capital Accumulated deficit Total stockholders' equity Total liabilities and stockholders' equity Accounts receivable, allowances for bad debts and customer credits Preferred stock, par value (in dollars per share) Preferred stock, authorized (in shares) Preferred stock, outstanding (in shares) Common stock, par value (in dollars per share) Common stock, authorized (in shares) Common stock, issued (in shares) Common stock, outstanding (in shares) Income Statement [Abstract] Revenues: Lead fees Advertising Other revenues Total revenues Cost of revenues Gross profit Operating expenses: Sales and marketing Technology support General and administrative Depreciation and amortization Litigation settlements Total operating expenses Operating income Interest and other income (expense), net Income before income tax provision Income tax provision Net income and comprehensive income Computation of Basic and Diluted Net Income Per Share [Abstract] Basic income per common share (in dollars per share) Diluted income per common share (in dollars per share) Statement of Cash Flows [Abstract] Cash flows from operating activities: Net income Adjustments to reconcile net income to net cash provided by (used in) operating activities: Depreciation and amortization Provision for bad debts Provision for customer credits Share-based compensation Change in deferred tax asset Changes in assets and liabilities: Accounts receivable Prepaid expenses and other current assets Other assets Accounts payable Accrued expenses and other current liabilities Non-current liabilities Net cash provided by (used in) operating activities Cash flows from investing activities: Purchases of property and equipment Purchase of AutoUSA Net cash used in investing activities Cash flows from financing activities: Borrowings under credit facility Borrowings under term loan Payments on term loan borrowings Proceeds from exercise of stock options Payment of contingent fee arrangement Net cash provided by (used in) financing activities Net increase (decrease) in cash and cash equivalents Cash and cash equivalents, beginning of period Cash and cash equivalents, end of period Supplemental disclosure of cash flow information: Cash paid for income taxes Cash paid for interest Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization and Operations Basis of Presentation [Abstract] Basis of Presentation New Accounting Pronouncements and Changes in Accounting Principles [Abstract] Recent Accounting Pronouncements Business Combinations [Abstract] Acquisitions Earnings Per Share [Abstract] Computation of Basic and Diluted Net Earnings Per Share Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Share-Based Compensation Selected Balance Sheet Accounts [Abstract] Selected Balance Sheet Accounts Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Income Tax Disclosure [Abstract] Income Taxes Statement [Table] Statement [Line Items] Fair value of consideration transferred Fair value of assets and liabilities assumed Acquired intangible assets Unaudited pro forma consolidated results of operations Computation of Basic and Diluted Net Income Per Share Share-based compensation expense included in costs and expenses Service based options granted during period Fair value of stock options granted using the following weighted average assumptions Property and equipment Intangible assets amortized over the estimated useful lives Amortization expense for the remainder of the year and for the next four years Goodwill Accrued expenses and other current liabilities Date of incorporation Date of acquisition Consideration transferred Consideration transferred Assets Acquired (Liabilities Assumed), Net Net identifiable assets acquired Definite-lived intangible assets acquired Goodwill Net assets acquired Acquired Definite-Lived Intangible Assets Valuation Method Estimated Fair Value Estimated Useful Life Unaudited pro forma consolidated results Revenue Net Income Convertible subordinated promissory note fair value Convertible subordinated promissory note Principal convertible into shares of common stock upon meeting threshold Conversion price per share Default interest rate maximum Warrant issued Warrant per share price Valuation assumptions Market yield Volatilty Risk free rate Warrant term Warrant exercise price Contingent consideration Contingent consideration, potential payments Assets Acquired Acquisition related costs Cash flow discount rate, fair value assumption (in hundredths) Dilutive Shares: Basic shares (in shares) Weighted average dilutive securities (in shares) Dilutive Shares (in shares) Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Anti-dilutive potential shares of common stock Authorized amount of stock repurchase, minimum Warrant Warrant issued Warrant price (in dollars per share) Number of shares warrants give right to purchase (in shares) Risk-free rate Stock price volatility Term Exercise price of warrant (in dollars per share) Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] Share-based Compensation Share-based compensation costs Amount capitalized to internal use software Total share-based compensation costs StockIssuedDuringPeriodSharebasedCompensationAbstract Options granted (in shares) Options weighted average grant date fair value (in dollars per share) Options weighted average exercise price (in dollars per share) Fair value of stock options granted using the following weighted average assumptions Dividend yield (in hundredths) Volatility (in hundredths) Risk-free interest rate (in hundredths) Expected life (years) Options vested following performance Proportion of options vested on first anniversary of grant date Period over which options are granted ratably Performance options vested (in shares) Stock options exercised (in shares) Options exercised weighted average exercise price (in dollars per share) Property and Equipment Computer software and hardware and capitalized internal use software Furniture and equipment Leasehold improvements Property and equipment, gross Less - Accumulated depreciation and amortization Property and equipment, net Property, Plant and Equipment [Table] Property, Plant and Equipment [Line Items] Intangible Assets Intangible assets, gross Accumulated amortization Finite-Lived Intangible Assets Estimated Useful Life (in years) Amortization expense for the remainder of the year and for the next five years 2014 2015 2016 2017 2018 2019 Total Goodwill Goodwill, beginning of period Goodwill acquired during period Goodwill, end of period Accrued expenses and other current liabilities Compensation and related costs Professional fees and other accrued expenses Amounts due to customers Other current liabilities Total accrued expenses and other current liabilities Concentration of Credit Risk and Risks Due to Significant Customers Number of high credit quality financial institutions Concentration risk percent Gross accounts receivable Number of customers Intangible assets acquired in business acquisitions Long-term Debt, Excluding Current Maturities Fair value of note Market yield (in hundredths) Stock price volatility (in hundredths) Interest is payable at an annual interest rate (in hundredths) Note maturity date Date after which notes can be converted Minimum share increments into which the notes can be converted (in shares) Conversion price (in dollars per share) Interest payable on note in case of default (in hundredths) Maximum borrowing capacity Amortization period Quarterly principal payments Basis spread on variable rate (in hundredths) Commitment fee (in hundredths) Outstanding balance Investments Ownership interest (in hundredths) Investment amount Preferred stock acquired (in shares) Preferred stock acquired (in dollars per share) Option acquired Option exercise price Option expiration date Unrecognized tax benefits Accrued interest and penalties A privately-held LLC in which the Company acquired substantially all of the assets. Amounts due to customers. A privately held-company in which the Company entered into a Contribution Agreement. An investment in which the Company acquired a less than 5% equity interest in a privately held company. An investment company merged with another entity. Represents the performance based inducement options awarded to an employee. Represents the rate of interest payable on note in case of default. LIBOR rate used to compute the variable rate on the debt instrument. Represents the market condition options awarded to employees. The interest rate earned by investing in securities with that matures after security matures. Represents the minimum share increments for the convertible notes. Represents the number of customers. Represents the number of high credit quality financial institutions. The maximum amount of equity interest held by the Company in its investment. Amount of payment of contingent fee arrangement. Represents the performance based options awarded to employees. Represents the performance based options awarded to employees. Represents the period over which options are granted ratably. Number of shares received in exchange for investment. Par value of shares received in exchange for investment. Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received and other expenses accrued Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Represents the proportion of options vested on first anniversary of grant date. Amount of the current period expense for credits applied to customer accounts. Includes disclosure of the details underlying various balance sheet accounts. Represents the service based options awarded to employees. Purchased software applications and publications. Primary financial statement caption in which reported facts about technology support have been included. Rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style and rights acquired through registration of a business name to gain or protect exclusive use thereof. Information by type of reference rate used to compute the variable rate on the debt instrument. PerformanceOptions2013Member MarketConditionsOptionsMember Assets, Current Deferred Tax Assets, Net of Valuation Allowance, Noncurrent Assets [Default Label] Liabilities, Current Liabilities Stockholders' Equity Attributable to Parent Liabilities and Equity Revenues Gross Profit Gain (Loss) Related to Litigation Settlement Operating Expenses Operating Income (Loss) Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Depreciation, Depletion and Amortization, Nonproduction Increase (Decrease) in Accounts Receivable Increase (Decrease) in Prepaid Expense and Other Assets Increase (Decrease) in Other Current Assets Increase (Decrease) in Accounts Payable Increase (Decrease) in Accrued Liabilities Net Cash Provided by (Used in) Operating Activities Payments to Acquire Property, Plant, and Equipment Payments to Acquire Other Investments Net Cash Provided by (Used in) Investing Activities Proceeds from Lines of Credit Repayments of Long-term Debt PaymentOfContingentFeeArrangement Net Cash Provided by (Used in) Financing Activities Cash and Cash Equivalents, Period Increase (Decrease) Schedule of Goodwill [Table Text Block] Schedule of Accrued Liabilities [Table Text Block] Business Acquisition, Transaction Costs Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Warrants Issued Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract] Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Finite-Lived Intangible Assets, Net Goodwill, Impaired [Abstract] Accrued Liabilities and Other Liabilities [Abstract]