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Adjustments To Additional Paid In Capital Resulting From Conversion Of Convertible Debt Into Equity Conversion of Bridge notes Adjustments to additional paid in capital resulting from modification of loan and issuance of additional warrants to the lenders. Adjustments To Additional Paid In Capital Resulting From Modification Of Loan And Issuance Of Additional Warrants To Lenders Loan modification Adjustments To Additional Paid In Capital Stock Issued Issuance Costs Issuance of stock, issuance costs Adjustments To Additional Paid In Capital Stock Split Reverse stock split Adjustments To Additional Paid In Capital Warrant Issued Issuance of warrants Allocated Share Based Compensation Expense Share-based compensation expense Amendment Flag Amendment Flag Amortization Of Debt Discount Premium Interest and amortization of discount in connection with convertible notes Amortization of discounts and premiums on debt - Notes, net Amortization Of Discounts And Premiums On Debt Notes Net Amortization of discounts to temporary equity Assets Total assets Assets Current Total current assets Assets Current [Abstract] Current assets Assets Net Net asset Basis Of Accounting Policy Policy [Text Block] Basis of presentation Basis Of Presentation And 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Or Right Exercisable Exercise Price Of Warrants Or Rights Initial Public offering,warrant exercise price Class of Warrant or Right, Exercisable Period Class Of Warrant Or Right Exercisable Period Initial Public offering,warrant exercisable period Class of Warrant or Right, Exercised in Period Class Of Warrant Or Right Exercised In Period Exercised Class Of Warrant Or Right Exercise Price Of Warrants Or Rights Outstanding at June 30, 2012 Outstanding at January 1, 2012 Class of Warrant or Right, Exercises in Period, Exercise Price of Warrants or Rights Class Of Warrant Or Right Exercises In Period Exercise Price Of Warrants Or Rights Exercised Class of Warrant or Right Exercises In Period, Weighted Average Exercise Price of Warrants or Rights Class Of Warrant Or Right Exercises In Period Weighted Average Exercise Price Of Warrants Or Rights Exercised Class of Warrant or Right, Grants in Period Class Of Warrant Or Right Grants In Period Granted Class of Warrant or Right, Grants in Period, Exercise Price of Warrants or Rights Class Of Warrant Or Right Grants In Period Exercise Price Of Warrants Or Rights Granted Class of Warrant or Right Grants In Period, Weighted Average Exercise Price of Warrants or Rights Class Of Warrant Or Right Grants In Period Weighted Average Exercise Price Of Warrants Or Rights Granted Class of Warrant or Right, Issued in Period Class Of Warrant Or Right Issued In Period Warrant issued for conversion upon merger, par value Class Of Warrant Or Right [Line Items] Class of Warrant or Right [Line Items] Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights Aggregate of shares of common stock purchased by warrant Class Of Warrant Or Right Outstanding Outstanding at June 30, 2012 Outstanding at January 1, 2012 Class of Warrant or Right Outstanding Exercise Price Range [Roll Forward ] Class Of Warrant Or Right Outstanding Exercise Price Range [Roll Forward] Exercise price range Class of Warrant or Right Outstanding [Roll 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Conversion Of Convertible Preferred Stock To Common Stock Conversion Of Convertible Preferred Stock To Common Stock Exchange of convertible preferred stock for common stock Conversion Of Stock Shares Converted 1 Common stock converted upon completion of merger, shares Convertible Notes Payable [Member] Convertible Notes Payable Convertible Preferred Stock [Member] Series A Convertible Preferred Stock Convertible Preferred Stock, Shares Issuable upon Conversion Convertible Preferred Stock Shares Issuable Upon Conversion Convertible preferred stock, shares of common stock in to which it is convertible Convertible Preferred Stock Shares Issued Upon Conversion Common stock issued up on conversion of Series A Preferred stock Cost Of Revenue Cost of revenue Costs And Expenses Total operating expenses Costs And Expenses [Abstract] Costs and Expenses Current Fiscal Year End Date Current Fiscal Year End Date Debt Conversion, Decrease in Derivative Instruments Debt Conversion Decrease In 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enterprise Development Stage Enterprise Deficit Accumulated During Development Stage Deficit accumulated during the development stage Disclosure - Accrued Severance Pay - Additional Information [Abstract] Disclosure Accrued Severance Pay Additional Information [Abstract] Disclosure - Accrued Severance Pay - Additional Information [Abstract] Disclosure - Assets and Liabilities Measured at Fair Value on Recurring Basis [Abstract] Disclosure Assets And Liabilities Measured At Fair Value On Recurring Basis [Abstract] Disclosure - Assets and Liabilities Measured at Fair Value on Recurring Basis [Abstract] Disclosure - Changes in Liabilities Measured at Fair Value Using Significant Unobservable Inputs [Abstract] Disclosure Changes In Liabilities Measured At Fair Value Using Significant Unobservable Inputs [Abstract] Disclosure - Changes in Liabilities Measured at Fair Value Using Significant Unobservable Inputs [Abstract] Disclosure Commitments And Contingencies Additional Information [Abstract] Disclosure Commitments And Contingencies Additional Information [Abstract] Disclosure Commitments And Contingencies Additional Information [Abstract] Disclosure - Computation of Basic and Diluted Net Losses Per Common Share [Abstract] Disclosure Computation Of Basic And Diluted Net Losses Per Common Share [Abstract] Disclosure - Computation of Basic and Diluted Net Losses Per Common Share [Abstract] Disclosure - Fair Value Measurements Based Upon Sensitivity and Nature of Inputs [Abstract] Disclosure Fair Value Measurements Based Upon Sensitivity And Nature Of Inputs [Abstract] Disclosure - Fair Value Measurements Based Upon Sensitivity and Nature of Inputs [Abstract] Disclosure - Future Minimum Lease Payments Under Non Cancelable Operating Leases [Abstract] Disclosure Future Minimum Lease Payments Under Non Cancelable Operating Leases [Abstract] Disclosure - Future Minimum Lease Payments Under Non Cancelable Operating Leases [Abstract] Disclosure - General - Additional Information [Abstract] Disclosure General Additional Information [Abstract] Disclosure - General - Additional Information [Abstract] Disclosure - Option Activity [Abstract] Disclosure Option Activity [Abstract] Disclosure - Option Activity [Abstract] Disclosure - Option Grant [Abstract] Disclosure Option Grant [Abstract] Disclosure - Option Grant [Abstract] Disclosure - Significant Accounting and Reporting Policies - Additional Information [Abstract] Disclosure Significant Accounting And Reporting Policies Additional Information [Abstract] Disclosure - Significant Accounting and Reporting Policies - Additional Information [Abstract] Disclosure - Stockholders' Equity - Additional Information [Abstract] Disclosure Stockholders Equity Additional Information [Abstract] Disclosure - Stockholders' Equity - Additional Information [Abstract] Disclosure - Subsequent Events - Additional Information [Abstract] Disclosure Subsequent Events Additional Information [Abstract] Disclosure - Subsequent Events - Additional Information [Abstract] Disclosure - Warrant Activity [Abstract] Disclosure Warrant Activity [Abstract] Disclosure - Warrant Activity [Abstract] Dividends Common Stock Stock Stock dividend Document Documentand Entity Information [Abstract] Document Documentand Entity Information [Abstract] Document Documentand Entity Information [Abstract] Document Fiscal Period Focus Document Fiscal Period Focus Document Fiscal Year Focus Document Fiscal Year Focus Document Information [Line Items] Document Information [Line Items] Document Period End Date Document Period End Date Document Type Document Type Earnings Per Share Basic And Diluted Basic and diluted net loss per common share Basic and diluted net losses per common stock share Earnings Per Share Basic And Diluted Denominator [Abstract] Earnings Per Share Basic And Diluted Denominator [Abstract] Denominator: Earnings Per Share Basic And Diluted Numerator [Abstract] Earnings Per Share Basic And Diluted Numerator [Abstract] 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Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition 1 Non-vested share-based compensation arrangements, expected period of recognition Employee Share Option Plan Twenty Zero Six [Member] Employee Share Option Plan Twenty Zero Six [Member] Employee Share Option Plan Twenty Zero Six Employee Stock Plan 2012 [Member] Employee Stock Plan Twenty Twelve [Member] Employee Stock Plan 2012 Entities [Table] Entities [Table] Entity Central Index Key Entity Central Index Key Entity Common Stock Shares Outstanding Entity Common Stock, Shares Outstanding Entity [Domain] Entity [Domain] Entity Filer Category Entity Filer Category Entity Registrant Name Entity Registrant Name Equity Component [Domain] Equity Component [Domain] Equity Instruments Equity Instruments Equity instruments Equity Issuance Per Share Amount Issuance of stock, price per share Exercise of Warrants [Member] Exercise Of Warrants [Member] Prior to exercise of warrants Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] Fair Value Assets And Liabilities Measured On Recurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring Basis [Table] Fair Value Assets And Liabilities Measured On Recurring Basis [Table] Fair Value, Assets and Liabilities Measured on Recurring Basis [Table] Fair Value Assumptions Expected Dividend Rate Dividend yield Fair Value Assumptions Expected Term Expected term, in years Fair Value Assumptions Expected Volatility Rate Volatility Fair Value Assumptions Risk Free Interest Rate Risk free interest rate Fair Value Assumptions Timing Of Down Round Triggering Event Fair Value Assumptions Timing Of Down Round Triggering Event Timing of down-round triggering event Fair Value By Fair Value Hierarchy Level [Axis] Fair Value, Hierarchy [Axis] Fair Value Disclosures [Text Block] Fair Value Measurements Fair Value Inputs Level 3 [Member] Fair Value, Inputs, Level 3 Fair Value Inputs Liabilities Quantitative Information [Line Items] Fair Value Inputs, Liabilities, Quantitative Information [Line Items] Fair Value Inputs Liabilities Quantitative Information [Table] Fair Value Inputs, Liabilities, Quantitative Information [Table] Fair Value Inputs Liabilities Quantitative Information Table [Text Block] Fair Value Measurements Based Upon Sensitivity and Nature of Inputs Fair Value Inputs, Probability of Achieving Target Fair Value Inputs Probability Of Achieving Target Probability of down-round triggering event Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Table] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Text Block] Changes in Liabilities Measured at Fair Value Using Significant Unobservable Inputs Fair Value Measurements Fair Value Hierarchy [Domain] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value Measurement Unobservable Inputs [Axis] Fair Value Measurement Unobservable Inputs [Axis] Fair Value Measurement Unobservable Inputs [Axis] Fair Value Measurement Unobservable Inputs [Domain] Fair Value Measurement Unobservable Inputs [Domain] Fair Value Measurement Unobservable Inputs [Domain] Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Exercise of Derivative Warrants Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Exercise Of Derivative Warrants Exercise of derivative warrants Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Gain Loss Included In Earnings Fair value adjustment at end of period, included in statement of operations Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Issues Issuance of Preferential Reload Warrants Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value Beginning Balance Fair Value Of Beneficial Conversion Discount On Series B Preferred Stock Fair Value Of Beneficial Conversion Discount On Series B Preferred Stock Discount to the series B convertible preferred stock Foreign Country [Member] Outside of United States Foreign Currency Exchange Rate Translation 1 Foreign exchange rate, per US dollar Foreign Currency Transaction Gain Loss Unrealized Exchange rate (gains) losses Foreign Currency Transactions And Translations Policy [Text Block] Translation into U.S. dollars Future Minimum Payments Under Non-Cancelable Operating Leases With Initial Terms Of One-Year Or More [Line Items] Future Minimum Payments Under Non Cancelable Operating Leases With Initial Terms Of One Year Or More [Line Items] Future Minimum Payments Under Non-Cancelable Operating Leases With Initial Terms Of One-Year Or More [Line Items] Future Minimum Payments Under Non-Cancelable Operating Leases With Initial Terms Of One-Year Or More [Table] Future Minimum Payments Under Non Cancelable Operating Leases With Initial Terms Of One Year Or More [Table] Future Minimum Payments Under Non-Cancelable Operating Leases With Initial Terms Of One-Year Or More [Table] Gains Losses On Extinguishment Of Debt Loss on extinguishment of debt Loss on extinguishment of debt Extinguishment of debt Gains Losses On Restructuring Of Debt Gain on restructuring of venture loan Gain on restructuring of venture loan General And Administrative Expense General and administrative Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments Loss before taxes on income Income Statement [Abstract] Income Statement [Abstract] Income Taxes Paid Income taxes paid Income Tax Expense Benefit Income tax expense Increase Decrease In Accounts Payable And Accrued Liabilities Increase in payables and accruals Increase Decrease In Employee Related Liabilities Increase (decrease) in accrued severance pay Increase Decrease In Interest Payable Net Accrued interest expense Increase Decrease In Operating Assets Decrease (increase) in receivables, prepaid expenses and other current assets Increase Decrease In Operating Capital [Abstract] Changes in current assets and liabilities Innovate Protect Incorporated [Member] Innovate Protect Incorporated [Member] Innovate Protect Incorporated Interest And Debt Expense Interest and amortization of debt discount expense Interest Paid Interest paid Investor [Member] Lead investors Issuance Of Common Stock In Exchange For Convertible Debt Values Issuance Of Common Stock In Exchange For Convertible Debt Values Conversion of convertible notes into common stock Issuance Of Equity [Member] Issuance of Equity Issuance Of Nonpreferential Reload Warrants Issuance Of Nonpreferential Reload Warrants Issuance of non-preferential reload warrants Issuance of non-preferential reload warrants Issuance Of Preferential Reload Warrants Issuance Of Preferential Reload Warrants Issuance of preferential reload warrants Issuance of preferential reload warrants Lease Agreements [Member] Lease Agreements Lease Term Lease Term Term of lease agreement Legal Entity [Axis] Legal Entity [Axis] Liabilities And Stockholders Equity Total liabilities and deficit in stockholders' equity Liabilities Current Total current liabilities Liabilities Current [Abstract] Current liabilities Liabilities Fair Value Disclosure Total liabilities Liabilities Fair Value Disclosure [Abstract] Liabilities Liabilities Noncurrent Total long-term liabilities Liabilities Noncurrent [Abstract] Long-term liabilities Line Of Credit Arrangement Period Line Of Credit Arrangement Period Line of credit facility, period of availability Line Of Credit Facility Maximum Borrowing Capacity Line of credit facility, aggregate principal amount available Loans [Member] Convertible Loans Major Types Of Debt And Equity Securities [Axis] Major Types of Debt and Equity Securities [Axis] Major Types Of Debt And Equity Securities [Domain] Major Types of Debt and Equity Securities [Domain] Market Capitalization Market Capitalization Target market capitalization conditions for acceleration of option vesting Market Capitalization [Member] Market Capitalization [Member] Market Capitalization Marketing Expense Marketing Maturity Date Maturity Date Maturity date Maximum [Member] Maximum Merger 1 [Member] Merger One [Member] Merger Agreement Minimum [Member] Minimum Nature Of Operations General Net Cash Provided By Used In Financing Activities Net cash provided by (used in) financing activities Net Cash Provided By Used In Financing Activities [Abstract] Cash flows from financing activities Net Cash Provided By Used In Investing Activities Net cash used in investing activities Net Cash Provided By Used In Investing Activities [Abstract] Cash flows from investing activities Net Cash Provided By Used In Operating Activities Net cash used in operating activities Net Cash Provided By Used In Operating Activities [Abstract] Cash flows from operating activities Net Income Loss Net loss for the period Net loss Net loss Net loss attributable to common stock shares (basic and diluted) Net Proceeds, Value, From Initial Public Offering Net Proceeds Value From Initial Public Offering Initial Public offering,net proceeds received Newly Authorized [Member] Newly Authorized [Member] Newly shares Non Employee [Member] Non Employee [Member] Non Employees Notes Payable Secured Note Note Warrant [Member] Loan warrants Number of Consecutive Trading Days Number Of Consecutive Trading Days Consecutive trading days for of target market conditions Number Of Shares in Each Unit Number Of Shares In Each Unit Initial Public offering,number of common stock in each unit Number of Subsidiaries Number Of Subsidiaries Number of subsidiaries Number of Warrants in Each Unit Number Of Warrants In Each Unit Initial Public offering number of warrants in each unit Operating Income Loss Operating loss Operating Leased Assets [Line Items] Operating Leased Assets [Line Items] Operating Leases Future Minimum Payments Due Operating Leases, Future Minimum Payments Due, Total Operating Leases Future Minimum Payments Due In Two Years 2013 Operating Leases Future Minimum Payments Remainder Of Fiscal Year 2012 (six months ending December 31, 2012) Operating Leases Rent Expense Net Annual rental fee commitment Rental expense for operating leases Option Indexed To Issuers Equity Equity [Axis] Option Indexed to Issuer's Equity [Axis] Option Indexed To Issuers Equity Type [Domain] Option Indexed to Issuer's Equity, Type [Domain] Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items] Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] Organization, Consolidation and Presentation of Financial Statements Disclosure [Table] Organization Consolidation And Presentation Of Financial Statements Disclosure [Table] Organization, Consolidation and Presentation of Financial Statements Disclosure [Table] Other Nonoperating Expense Non-operating expenses Other Nonoperating Income Non-operating income Ownership interest after transaction Ownership Interest After Transaction Shareholder ownership Ownership Percentage of Common Shares Outstanding Ownership Percentage Of Common Shares Outstanding Percentage of ownership of outstanding common stock Payments For Proceeds From Other Investing Activities Decrease in lease deposits Payments for (Proceeds from) Restricted Investments and Cash Equivalents Payments For Proceeds From Restricted Investments And Cash Equivalents Investment in restricted short-term deposits and cash equivalents Payments To Acquire Businesses Net Of Cash Acquired Payment to acquire patent assets Payments To Acquire Intangible Assets Payment to acquire patent assets Payments To Acquire Property Plant And Equipment Acquisition of property and equipment Percentage Of Fully Diluted Ownership Interests Percentage Of Fully Diluted Ownership Interests Percentage of ownership of fully diluted common stock Percentage of Redeemable Notes Percentage Of Redeemable Notes Percentage redeemable, outstanding amount Percentage Of Redeemable Notes At Redemption Price Percentage Of Redeemable Notes At Redemption Price Price in cash equal to the amount redeemed Percentage Of Stock Options Vesting In Period Of One Year Percentage Of Stock Options Vesting In Period Of One Year Percentage of stock option acceleration Period Average Foreign Currency Exchange Rate, Translation Period Average Foreign Currency Exchange Rate Translation Average foreign exchange rate, per US dollar Potential Proceeds from Warrant Exercises Potential Proceeds From Warrant Exercises Funds from potential exercise of issued and outstanding warrants Preferred Stock [Member] Series A convertible preferred stock Preferred Stock Par Or Stated Value Per Share Preferred stock, par value Series A convertible preferred stock converted upon completion of merger, par value Preferred Stock Shares Authorized Preferred stock, authorized Preferred Stock Shares Issued Preferred stock, issued Preferred Stock Shares Outstanding Preferred stock, outstanding Preferred Stock Value Preferred stock, $0.01 par value per share; 5,000,000 authorized; none issued and outstanding as of June 30, 2012 and December 31, 2011 Prepaid Expense And Other Assets Current Prepaid expenses and other current assets Previously Authorized but Unissued [Member] Previously Authorized But Unissued [Member] Previously authorized but unissued shares Proceeds From Convertible Debt Receipt of convertible loans Proceeds From Issuance Initial Public Offering Initial Public offering,total gross proceeds received The cash inflow from the additional capital contribution to the entity including any warrants issued. Proceeds are net of cash outflows for issuance costs related to the transaction. Proceeds From Issuance Of Common Stock And Warrants Net Issuance of common stock and warrants, net Proceeds From Issuance Of Convertible Preferred Stock Issuance of convertible preferred stock Proceeds From Issuance Of Long Term Debt Receipt of a venture loan Proceeds From Issuance Of Private Placement Proceed from private registered direct offering Proceeds From Issuance Of Warrants Issuance of warrants Proceeds From Issuance Or Sale Of Equity Proceed from issuance equity/debt The cash inflow associated with the amount received from holders exercising their stock options and warrants. Proceeds From Stock Option And Warrant Exercises Exercise of common stock options and warrants Property Plant And Equipment Net Property and equipment, at cost, net of $485 and $454 accumulated depreciation and amortization, as of June 30, 2012 and December 31, 2011, respectively Range [Axis] Range [Axis] Range [Member] Range [Domain] Recently Adopted Accounting Standards, Policy [Text Block] Recently Adopted Accounting Standards Policy [Text Block] Impact of recently implemented accounting standards Recently Issued Accounting Standards [Policy Text Block] Recently Issued Accounting Standards Policy [Text Block] Impact of recently issued accounting standards Number of preferred shares that have been redeemed during the period. Redemption Of Preferred Stock Shares Series A Preferred stock converted to common stock Registered Direct Public Offering [Member] Registered Direct Public Offering [Member] Following registered direct offering Related Party Costs Operating expenses, related party Related Party [Domain] Related Party [Domain] Related Party Transactions By Related Party [Axis] Related Party [Axis] Repayments Of Long Term Debt Repayment on account of venture loan Research And Development Expense Research and development Restructuring Cost And Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Revenues Revenue Royalty Payment Rate Royalty Payment Rate Royalty payment rate on revenue in excess of $22 million Scenario 1 [Member] Scenario 1 [Member] January 2012 Scenario 2 [Member] Scenario 2 [Member] January - February 2012 Scenario Amended Contractual Terms Scenario Amended Contractual Terms [Member] Scenario Amended Contractual Terms Scenario 5 [Member] Scenario Five [Member] May - June 2012 Scenario 4 [Member] Scenario Four [Member] March 2012 Scenario 1 [Member] Scenario One [Member] Target of a $5.00 price or $250 million market capitalization Scenario 7 [Member] Scenario Seven [Member] Scenario 7 Scenario 6 [Member] Scenario Six [Member] February 2012 Scenario 3 [Member] Scenario Three [Member] Target of a $20.00 price or $1,000 million market capitalization Scenario 2 [Member] Scenario Two [Member] Target of a $10.00 price or $500 million market capitalization Scenario Unspecified [Domain] Scenario, Unspecified [Domain] Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Computation of Basic and Diluted Net Losses Per Common Share Schedule Of Fair Value Assets And Liabilities Measured On Recurring Basis Table [Text Block] Assets and Liabilities Measured at Fair Value on Recurring Basis Schedule Of Future Minimum Rental Payments For Operating Leases Table [Text Block] Future Minimum Lease Payments Under Non Cancelable Operating Leases Schedule Of Operating Leased Assets [Table] Schedule of Operating Leased Assets [Table] Schedule Of Restructuring And Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule Of Share Based Compensation Stock Options Activity Table [Text Block] Option Activity Schedule of Share Based Compensation Stock Options, Additional Information [Table Text Block] Schedule Of Share Based Compensation Stock Options Additional Information Table [Text Block] Option Grant Schedule Of Stockholders Equity Note Warrants Or Rights [Text Block] Warrant Activity Secured Promissory Note [Member] Secured Promissory Note [Member] Secured Promissory Note Series A Preferred Stock [Member] Series A convertible preferred stock Series B Preferred Stock [Member] Series B convertible preferred stock Severance Costs Severance expense Share Based Compensation Share based compensation, expense Share-based payment expenses Share Based Compensation Arrangement By Share Based Payment Award Accelerated Compensation Cost Estimated additional compensation cost upon vesting Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award Number Of Additional Shares Authorized Common stock newly authorized Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized Common stock authorized Share Based Compensation Arrangement by Share Based Payment Award Number of Shares Available for Grant Options Cancelled in Period Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant Options Cancelled In Period Common stock cancelled Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number Exercisable at June 30, 2012 Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price Exercise price Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period Options expired Expired Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period Stock options, forfeited Forfeited Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Option granted Granted No. of options Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value Average fair value of granted option Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number Outstanding at June 30, 2012 Outstanding at January 1, 2012 Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding [Roll Forward] No. of options Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Outstanding at June 30, 2012 Outstanding at January 1, 2012 Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Rollforward Weighted average exercise price Share-based Compensation Arrangement by Share-based Payment Award, Options, Weighted Average Exercise Price [Abstract] Share Based Compensation Arrangement By Share Based Payment Award Options Weighted Average Exercise Price [Abstract] Exercise price range Share Based Compensation Arrangement By Share Based Payment Options Available For Future Grant Share Based Compensation Arrangement By Share Based Payment Options Available For Future Grant Shares of common stock available for future grants Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price Exercised Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price Expired Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price Forfeited Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price Granted Share Based Compensation Shares Authorized Under Stock Option Plans By Exercise Price Range [Axis] Exercise Price Range [Axis] Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range [Domain] Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain] Share Price Target price per share conditions for acceleration of option vesting Short Term Debt Type [Axis] Short-term Debt, Type [Axis] Short Term Debt Type [Domain] Short-term Debt, Type [Domain] Significant Accounting Policies [Line Items] Significant Accounting Policies [Line Items] Significant Accounting Policies [Line Items] Significant Accounting Policies [Table] Significant Accounting Policies [Table] Significant Accounting Policies [Table] Statement Equity Components [Axis] Equity Components [Axis] Statement [Line Items] Statement [Line Items] Statement Of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Statement Of Financial Position [Abstract] Statement of Financial Position [Abstract] Statement Of Stockholders Equity [Abstract] Statement of Stockholders' Equity [Abstract] Statement Scenario [Axis] Scenario [Axis] Statement [Table] Statement [Table] Stock Granted During Period Value Sharebased Compensation Grants of stock options, net of forfeitures Stockholders Equity Ending Balance Beginning Balance Total deficit in stockholders' equity Stockholders Equity [Abstract] Stockholders' equity (deficit) Stockholders Equity [Line Items] Stockholders Equity [Line Items] Stockholders Equity [Line Items] Stockholders Equity Note Disclosure [Text Block] Stockholders' Equity Stockholders Equity Reverse Stock Split Exchange of preferred stock to common stock, reverse stock split description Stockholders' Equity [Table] Stockholders Equity [Table] Stockholders' Equity [Table] Stock Issued 1 Issuance of shares in consideration of restructuring of venture loan Value of restricted stock or stock options granted to nonemployees as payment for services rendered or acknowledged claims. Stock Issued During Period Of Stock And Warrants For Services Or Claims Issuance of shares to a consultant Stock Issued During Period Shares New Issues Issuance of stock Stock Issued During Period Shares Stock Options Exercised Stock options, exercised Exercised Stock Issued During Period, Value, Common Stock Warrants Stock Issued During Period Value Common Stock Warrants Grants of warrants Stock Issued During Period Value Conversion Of Convertible Securities Exchange of convertible preferred stock for common stock Stock Issued During Period Value Conversion Of Convertible Securities Net Of Adjustments Exchange of convertible preferred stock for common stock Stock Issued During Period, Value, Deferred Convertible preferred New Issues Stock Issued During Period Value Deferred Convertible Preferred New Issues Issuance of stock Stock Issued During Period Value New Issues Issuance of shares Stock Issued During Period Value Other Issuance of shares in connection with restructuring of venture loan Stock Issued During Period Value Restricted Stock Award Forfeitures Restricted stock award Stock Issued During Period Value Stock Options Exercised Exercise of stock options Value stock issued during the period as a result of the exercise of warrants. Stock Issued During Period Value Stock Warrants Exercised Exercise of warrants Stock Option Issued Stock Option Issued Options issued for conversion upon merge Stock Option [Member] Stock Option Stock Option Plan Expense Stock option expense Subsequent Event [Line Items] Subsequent Event [Line Items] Subsequent Event [Member] Subsequent Event Subsequent Events [Text Block] Subsequent Events Subsequent Event [Table] Subsequent Event [Table] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Supplemental Cash Flow Information [Abstract] Supplemental disclosure of cash flows information Supplemental Conversion Of Convertible Notes To Stock Supplemental Conversion Of Convertible Notes To Stock Conversion of bridge notes into common stock Supplemental Fair Value Of Equity Based Derivative Financial Instruments Issued Supplemental Fair Value Of Equity Based Derivative Financial Instruments Issued Allocation of fair value Temporary Equity Issue Period Increase Or Decrease Discounts to temporary equity Text Block [Abstract] Text Block [Abstract] Trade And Other Accounts Receivable Policy Accounts receivables and allowance for doubtful accounts Trading Symbol Trading Symbol Type [Axis] Type [Axis] Type [Axis] Type [Domain] Type [Domain] Type [Domain] Unit Issued During Period, Price Per Unit, New Issues Unit Issued During Period Price Per Unit New Issues Initial Public offering,Issue price per unit Units Issued During Initial Public Offering Units Issued During Initial Public Offering Initial Public offering,units issued Unrealized Gain Loss On Derivatives Gain (loss) on revaluation of warrants Decrease (increase) in fair value of warrants Use Of Estimates Use of estimates Warrant Exercise Price Warrant Exercise Price Warrants exercise price per share Warrant [Member] Conversion warrants Warrants classified as equity Warrants Classified As Equity [Member] Equity warrants Warrants Not Settleable In Cash [Member] Cashless Weighted Average Number Diluted Shares Outstanding Adjustment Weighted average number of penny stock options (basic and diluted) Weighted Average Number Of Share Outstanding Basic And Diluted Weighted average number of shares used in computing basic and dilutive net loss per common share Basic and diluted common stock share outstanding Weighted Average Number Of Shares Outstanding Basic Weighted average number of common stock shares outstanding during the period (basic and diluted) Workers Compensation Liability Noncurrent Accrued severance pay