Accounting Policies [Abstract] Accounting Policies [Abstract] Accounts Payable And Accrued Liabilities Disclosure [Text Block] Accrued Expenses Accounts Payable Current Accounts payable Accounts Receivable Net Current Accounts receivable Amounts due from pursuant to the cost-sharing provisions Accretion Amortization Of Discounts And Premiums Investments Amortization of premium and discount on investments Accretion Expense Accretion expense Accretion Expense incurred Accrued Expense [Member] Accrued Expense [Member] Accrued expenses Accrued Lease Exit Charge Current Accrued Lease Exit Charge Current Facility lease exit costs Accrued Liabilities Current Accrued expenses Accrued expenses Accrued Liabilities Current And Noncurrent Amounts accrued Accrued Manufacturing And Distribution Current Accrued Manufacturing And Distribution Current Manufacturing and distribution Accrued Operating Expenses, Current Accrued Operating Expenses Current Clinical expenses Accrued Professional Fees Current Professional fees Accrued Property And Equipment Current Accrued Property And Equipment Current Property and equipment Accumulated Other Comprehensive Income Loss Net Of Tax Accumulated other comprehensive income (loss) Additional Deferred Revenue, Revenue Recognized Additional Deferred Revenue Revenue Recognized Collaborations and license agreements, revenue recognized Additional Paid In Capital Additional paid-in capital Adjustments To Additional Paid In Capital Warrant Issued Warrants issued to lenders as part of the new loan agreement, fair value Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Adjustments to reconcile net loss to net cash used in operating activities: Amendment Flag Amendment Flag Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Antidilutive securities excluded from computation of earnings per share amount, outstanding Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Name [Domain] Antidilutive Securities, Name [Domain] Arrangements And Nonarrangement Transactions [Member] Arrangements and Non-arrangement Transactions [Domain] Asset Backed Securities [Member] Asset-backed Securities Asset Impairment Charges Impairment of property and equipment Assets Total assets Assets [Abstract] Assets Assets Current Total current assets Assets Current [Abstract] Current assets: Assets Net Net assets located in the United Kingdom Astellas Agreement [Member] Astellas Agreement [Member] Astellas Agreement Astellas Pharma Incorporation [Member] Astellas Pharma Incorporation [Member] Astellas Pharma Inc. Available For Sale Securities Marketable securities Fair Value Available For Sale Securities Amortized Cost Amortized Cost Available For Sale Securities Continuous Unrealized Loss Position Fair Value Aggregate Fair Value Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value Available for sale securities, aggregate fair value of securities in an unrealized loss position for less than 12 months Amount of accumulated pre-tax unrealized gain before deducting pre-tax unrealized losses on investments in available-for-sale securities impacting investments. Available For Sale Securities Gross Unrealized Gain Accumulated In Investments Unrealized Gains Amount of accumulated pre-tax unrealized loss before deducting pre-tax unrealized gain on investments in available-for-sale securities impacting investments. Available For Sale Securities Gross Unrealized Loss Accumulated In Investments Unrealized Losses Availableforsale Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Greater Than Or Equal To One Year Available for sale securities, aggregate fair value of securities Available For Sale Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Less Than One Year Available for sale securities, number of securities in an unrealized loss position Available For Sale Securities [Text Block] Available-For-Sale Securities Award Type [Axis] Award Type [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Basis Of Accounting Basis of Presentation Biodesix [Member] Biodesix [Member] Biodesix Biogen Idec International GmbH [Member] Biogen Idec International Gmb H [Member] Biogen Idec International GmbH Biogen Idec [Member] Biogen Idec [Member] Biogen Idec Business Exit Costs 1 Lease Exit Expense incurred Cash And Cash Equivalents At Carrying Value Cash and cash equivalents at end of period Cash and cash equivalents at beginning of period Cash and cash equivalents Cash And Cash Equivalents [Axis] Cash and Cash Equivalents [Axis] Cash And Cash Equivalents Fair Value Disclosure Cash equivalents Cash And Cash Equivalents Period Increase Decrease Net decrease in cash and cash equivalents Cash And Cash Equivalents Policy [Text Block] Cash and Cash Equivalents Cash Equivalents, and Marketable Securities Fair Value Disclosure Cash Equivalents And Marketable Securities Fair Value Disclosure Cash Equivalents, and Marketable Securities Fair Value Disclosure, Total Cash Equivalents At Carrying Value Cash equivalents Cash Flow Noncash Investing And Financing Activities Disclosure [Abstract] Supplemental cash flow information Cash Paid Cash Paid Amounts paid Class Of Warrant Or Right Exercise Price Of Warrants Or Rights Warrants issued to lenders as part of the new loan agreement, exercise price Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights Warrants issued to lenders as part of the new loan agreement, shares of common stock to purchase Class of Warrant or Right, Term Class Of Warrant Or Right Term Warrants issued to lenders as part of the new loan agreement, expiration period (in years) Collaboration and License Agreement [Member] Collaboration And License Agreement [Member] Collaboration and License Agreement Collaborative and License Arrangement Disclosure Collaborative And License Arrangement Disclosure [Text Block] Collaborations and License Agreements Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items] Commitments And Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Common Stock Par Or Stated Value Per Share Common stock, par value Common Stock Shares Authorized Common stock, shares authorized Common Stock Shares Issued Common stock, shares issued Common Stock Shares Outstanding Common stock, shares outstanding Common Stock Value Common stock, $.001 par value: 100,000 shares authorized; 52,303 and 51,809 shares issued and outstanding at June 30, 2014 and December 31, 2013, respectively Comprehensive Income Net Of Tax Comprehensive loss Concentration Risk Credit Risk Concentrations of Credit Risk Contract Expiration Term from First Commercial Sale of Certain Product Contract Expiration Term From First Commercial Sale Of Certain Product Collaborations and license agreements, time period from first commercial sale of certain product upon which the agreement expires Contract Termination [Member] Lease exit costs associated with 650 E. Kendall. Corporate Debt Securities, Including Commercial Paper [Member] Corporate Debt Securities Including Commercial Paper [Member] Corporate Debt Securities, Including Commercial Paper Corporate Debt Securities [Member] Corporate debt securities Cost Of Reimbursable Expense Reimbursement cost Cost Sharing and Other [Member] Cost Sharing And Other [Member] research and development funding Current Fiscal Year End Date Current Fiscal Year End Date Debt Disclosure [Abstract] Debt Disclosure [Abstract] Debt Disclosure [Text Block] Loans Payable Debt Instrument Carrying Amount Long-term Debt, Gross, Total Debt Instrument Covenant Description Option to purchase equity, description Debt Instrument Covenant, Required Net Assets Debt Instrument Covenant Required Net Assets Option to purchase equity, net cash proceeds of equity securities Debt Instrument Date Of First Required Payment 1 Loan payable, start date of first principal payment Debt Instrument Face Amount Loan payable, aggregate principal amount Debt Instrument Frequency Of Periodic Payment Loan payable, number of installments of principal Debt Instrument Interest Rate Additional Interest Deducted from Base Rate Debt Instrument Interest Rate Additional Interest Deducted From Base Rate Loan payable, interest rate, additional rate deducted from base rate Debt Instrument Interest Rate Base Rate Debt Instrument Interest Rate Base Rate Loan payable, interest rate, base rate Debt Instrument Interest Rate Effective Percentage Loan payable, effective interest rate Debt Instrument Interest Rate Stated Percentage Loan payable, interest rate Debt Instrument Interest Rate Stated Percentage Rate Range Maximum Loan payable, maximum per annum interest rate Debt Instrument Interest Rate Terms Loan payable, description of interest rate terms Debt Instrument [Line Items] Debt Instrument [Line Items] Debt Instrument Maturity Date Loan payable, due date Debt Instrument [Table] Schedule of Long-term Debt Instruments [Table] Debt Instrument Unamortized Discount Less discount Decrease In Expense During The Period Decrease In Expense During The Period Payments received and recorded as a reduction to expense pursuant to cost-sharing provisions Deferred Rent Credit Current Deferred rent Deferred Rent Credit Noncurrent Deferred rent, net of current portion Deferred Rent [Member] Deferred Rent [Member] Deferred rent Deferred Revenue Collaborations and license agreements, deferred revenue Deferred Revenue Additions Collaborations and license agreements, payment received Deferred revenue recognized but not to be included in current operations cash flows. Deferred Revenue Amortization Amortization of deferred revenue Deferred Revenue Arrangement Type [Axis] Deferred Revenue Arrangement Type [Axis] Deferred Revenue Arrangement Type [Domain] Deferred Revenue [Domain] Deferred Revenue Current Deferred revenue Deferred Revenue Noncurrent Deferred revenue, net of current portion Deferred Revenue, Period of Recognition Deferred Revenue Period Of Recognition Collaborations and license agreements, deferred revenue recognition period Deferred Revenue Revenue Recognized Collaborations and license agreements, revenue recognized Depreciation And Amortization Depreciation and amortization Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Stock-based Compensation Distribution Of Equity Interests Distribution Of Equity Interests Option to purchase equity, maximum amount Document And Entity Information [Abstract] Document And Entity Information [Abstract] Document And Entity Information [Abstract] Document Fiscal Period Focus Document Fiscal Period Focus Document Fiscal Year Focus Document Fiscal Year Focus Document Period End Date Document Period End Date Document Type Document Type Due In One Year Or Less [Member] Due In One Year Or Less [Member] Due within 1 year Earnings Per Share [Abstract] Earnings Per Share [Abstract] Earnings Per Share Basic And Diluted Net loss per share - basic and diluted Earnings Per Share Policy [Text Block] Basic and Diluted Loss per Common Share Effect Of Exchange Rate On Cash And Cash Equivalents Effect of exchange rate changes on cash and cash equivalents Employee Related Liabilities Current Salaries and benefits Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Total unrecognized stock-based compensation expense Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition 1 Total unrecognized stock-based compensation expense, weighted-average period Recognition Employee Severance [Member] Employee Severance Employee Stock Option [Member] Stock Options 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 Classified Awards [Member] Equity Classified Awards [Member] Equity-classified awards Facility Lease Exit Obligation Disclosure Text Block [Table Text Block] Facility Lease Exit Obligation Disclosure Text Block Table [Text Block] Facility Lease Exit Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Assets Measured On Recurring Basis [Text Block] Summary of Cash Equivalents and Marketable Securities Measured at Fair Value on Recurring Basis Fair Value Assumptions Expected Dividend Rate Assumptions used in the Black-Scholes pricing model for warrant, risk-free interest rate Fair Value Assumptions Expected Term Assumptions used in the Black-Scholes pricing model for warrant, expected term Fair Value Assumptions Risk Free Interest Rate Assumptions used in the Black-Scholes pricing model for warrant, risk-free interest rate Fair Value Assumptions Weighted Average Volatility Rate Assumptions used in the Black-Scholes pricing model for warrant, volatility Fair Value By Fair Value Hierarchy Level [Axis] Fair Value, Hierarchy [Axis] Fair Value By Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Fair Value Inputs Level 1 [Member] Level 1 Fair Value Inputs Level 2 [Member] Level 2 Fair Value Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair Value Measurement Policy Policy [Text Block] Fair Value Measurements Fair Value Measurements Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Fair Value Measurements Recurring [Member] Fair Value, Measurements, Recurring Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net Assets measured at level 3 on recurring basis Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Liability Transfers Net Liabilities measured at level 3 on recurring basis Funding Commitments Funding Commitments Funding Gain Loss On Contract Termination Lease exit write-off cost Gain Loss On Sale Of Property Plant Equipment Net loss on disposal of fixed assets Gain Loss On Sale Of Securities Net Gain (loss) recognized on sale security G B United Kingdom General And Administrative Expense General and administrative General And Administrative Expense [Member] General and administrative Impairment Of Long Lived Assets Held For Use Impairment losses Income Statement [Abstract] Income Statement [Abstract] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Income Tax Policy [Text Block] Income Taxes Increase Decrease In Accounts Payable Accounts payable Increase Decrease In Accounts Receivable Accounts receivable Increase Decrease In Accrued Liabilities Accrued expenses Increase Decrease In Deferred Revenue Deferred revenue Increase Decrease In Operating Capital [Abstract] Changes in operating assets and liabilities: Increase Decrease In Other Deferred Liability Deferred rent Increase Decrease In Other Noncurrent Assets Other noncurrent assets Increase Decrease In Other Operating Liabilities Other liabilities Increase Decrease In Prepaid Deferred Expense And Other Assets Prepaid expenses and other current assets Increase Decrease In Restricted Cash For Operating Activities Restricted cash Increase (Decrease) in Tenant Improvement Allowance Receivable Current Increase Decrease In Tenant Improvement Allowance Receivable Current Tenant improvement allowance receivable Information By Category Of Debt Security [Axis] Debt Security Category [Axis] Initial License Agreement and Milestone Payment Initial License Agreement And Milestone Payment Collaborations and license agreements, cash payment Interest Expense Interest expense Interest expense Interest Paid Cash paid for interest Interest Payable Current And Noncurrent Less amount representing interest Investment Income Interest Interest income Investments Debt And Equity Securities [Abstract] Investments, Debt and Equity Securities [Abstract] Investments, Unrealized Loss Position [Line Items] Investments Unrealized Loss Position [Line Items] Investments, Unrealized Loss Position [Line Items] Investments, Unrealized Loss Position [Table] Investments Unrealized Loss Position [Table] Investments, Unrealized Loss Position [Table] Investment Type [Axis] Investment Type [Axis] Investment Type Categorization [Member] Investments [Domain] Kirin Brewery Corporation Limited [Member] Kirin Brewery Corporation Limited [Member] Kirin Brewery Co. Ltd. Leasehold Improvement [Member] Leasehold Improvement [Member] Leasehold improvement Legal Entity [Axis] Legal Entity [Axis] Legal Matters And Contingencies [Text Block] Legal Proceedings Liabilities And Stockholders Equity Total liabilities and stockholders' equity Liabilities And Stockholders Equity [Abstract] Liabilities and stockholders' equity Liabilities Current Total current liabilities Liabilities Current [Abstract] Current liabilities: License Deliverable [Member] License Deliverable [Member] License Deliverable Licensing Agreements [Member] Licensing Agreements Loan Discount [Member] Loan Discount [Member] Loan Discount Loans Payable Current Loans payable, net of discount Less current portion Loans Payable Current Loans Payable Fair Value Disclosure Fair value of loan payable Long Term Debt Loan outstanding Long Term Debt Maturities Repayments Of Principal In Year Two 2015 Long Term Debt Maturities Repayments Of Principal Remainder Of Fiscal Year 2014 (6 months remaining) Long Term Loans Payable Loans payable, net of current portion and discount Loans payable, net of current portion and discount Loss Contingencies [Line Items] Legal Proceedings [Line Items] Loss Contingencies [Table] Loss Contingencies [Table] Loss Contingency Pending Claims Number Class action lawsuits Marketable Securities Current Marketable securities Marketable Securities, Maturity Term Marketable Securities Maturity Term Marketable securities maturity term Marketable Securities Policy Marketable Securities Maximum [Member] Maximum Milestone Payment Milestone Payment Collaborations and license agreements, milestone payment Milestone Payments, Maximum Amount Milestone Payments Maximum Amount Collaborations and license agreements, potential future milestone payments, maximum amount Minimum [Member] Minimum Money Market Funds [Member] Money Market Funds Municipal Bonds [Member] Municipal Bonds Nature Of Operations Organization Net Cash Provided By Used In Financing Activities Continuing Operations Net cash (used in) provided by financing activities Net Cash Provided By Used In Financing Activities Continuing Operations [Abstract] Financing activities Net Cash Provided By Used In Investing Activities Continuing Operations Net cash provided by (used in) investing activities Net Cash Provided By Used In Investing Activities Continuing Operations [Abstract] Investing activities Net Cash Provided By Used In Operating Activities Continuing Operations Net cash used in operating activities Net Cash Provided By Used In Operating Activities Continuing Operations [Abstract] Operating activities Net Income Loss Net loss Net loss New Accounting Pronouncements Policy Policy [Text Block] Recent Accounting Pronouncements Nonoperating Income Expense Other expense, net Nonoperating Income Expense [Abstract] Other income and expense: Nonvested Restricted Stock Shares Activity Table [Text Block] Restricted Stock Activity NSCLC POC Trial [Member] Nsclc Poc Trial [Member] NSCLC POC Trial Number Of Operating Segments Number of operating segments Operating Expenses Operating Expenses, Total Operating Expenses [Abstract] Operating expenses: Operating Income Loss Loss from operations Operating Lease Obligations [Line Items] Operating Lease Obligations [Line Items] Operating Lease Obligations [Line Items] Operating Lease Obligations [Table] Operating Lease Obligations [Table] Operating Lease Obligations [Table] Option and License Agreement [Member] Option And License Agreement [Member] Option and License Agreement Organization Consolidation And Presentation Of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization [Line Items] Organization [Line Items] Organization [Line Items] Organization [Table] Organization [Table] Organization [Table] Other Accrued Liabilities Current Other Other Accrued Liabilities Noncurrent Lease exit obligation, net of current portion Other Assets Noncurrent Other assets Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax Foreign currency translation adjustment Other Comprehensive Income Loss Net Of Tax Period Increase Decrease [Abstract] Other comprehensive (loss) income: Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax Unrealized (loss) gain on available-for-sale securities Other Liabilities Current Other liabilities Other Noncash Income Expense Non-cash interest expense Other Noncurrent Liabilities [Member] Other liabilities Other Nonoperating Income Expense Other (expense) income, net Other Than Temporary Impairment Credit Losses Recognized In Earnings Categories Of Investments [Domain] Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain] Payables And Accruals [Abstract] Payables and Accruals [Abstract] Payments For Restructuring Restructuring amounts paid Payments Of Debt Issuance Costs Loan issuance costs paid Payments To Acquire Marketable Securities Purchases of marketable securities Payments To Acquire Property Plant And Equipment Purchases of property and equipment Percentage of Project Cost Percentage Of Project Cost Responsible percentage of development and regulatory costs after cap reached Potential Royalty Payment as Percentage of Net Sales Potential Royalty Payment As Percentage Of Net Sales Royalty rate to net sales of ficlatuzumab Preferred Stock Par Or Stated Value Per Share Preferred stock, par value Preferred Stock Shares Authorized Preferred stock, shares authorized Preferred Stock Shares Issued Preferred stock, shares issued Preferred Stock Shares Outstanding Preferred stock, shares outstanding Preferred Stock Value Preferred stock, $.001 par value: 5,000 shares authorized; no shares issued and outstanding Prepaid Expense And Other Assets Current Prepaid expenses and other current assets Proceeds From Collaborators Collaborations and license agreements, net proceeds Proceeds From Issuance Of Common Stock Proceeds from issuance of common stock, net of issuance costs Proceeds From Sale And Maturity Of Marketable Securities Proceeds from maturities and sales of marketable securities Proceeds From Stock Options Exercised Proceeds from exercise of stock options Property Plant And Equipment Impairment Long-lived Assets Property Plant And Equipment Net Property and equipment, net Property Plant And Equipment Policy [Text Block] Property and Equipment Range [Axis] Range [Axis] Range [Member] Range [Domain] Reclassification Policy Policy Reclassification Policy Policy [Text Block] Reclassifications Regulatory Milestone Events [Member] Regulatory Milestone Events [Member] Regulatory Milestone Events Repayments Of Debt Principal payments on loans payable Research And Development Arrangement [Member] MIC-1 research and development programs Research And Development Expense Research and development Research and development expense Research And Development Expense [Member] Research and development Research And Development Expense Policy Research and Development Expenses Restricted Cash And Cash Equivalents At Carrying Value Restricted cash Restricted Cash And Cash Equivalents Cash And Cash Equivalents [Member] Cash and Cash Equivalents [Domain] Restricted Cash And Cash Equivalents Noncurrent Restricted cash Restricted Stock [Member] Restricted Stock Restructuring And Related Activities [Abstract] Restructuring and Related Activities [Abstract] Restructuring And Related Activities Disclosure [Text Block] Strategic Restructuring Restructuring And Related Cost Cost Incurred To Date Restructuring expense incurred Restructuring expense incurred Restructuring Charges Restructuring and lease exit Restructuring Cost And Reserve [Axis] Restructuring Type [Axis] Restructuring Cost And Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Restructuring Costs And Asset Impairment Charges Restructuring expense including impairment charges Restructuring Reserve Restructuring amounts accrued, ending balance Restructuring amounts accrued, beginning balance Restructuring Reserve Current Restructuring Retained Earnings Accumulated Deficit Accumulated deficit Revenue Recognition Milestone Method Revenue Recognized Collaborations and license agreements, milestone payment received Revenue Recognition Multiple Deliverable Arrangements Determination Of Selling Price Amount Collaborations and license agreements, relative selling price of the deliverable Revenue Recognition Policy [Text Block] Revenue Recognition Revenues Collaboration revenue Royalty Expense Royalty payments Royalty Territory Deliverable [Member] Royalty Territory Deliverable [Member] Royalty Territory Deliverable Schedule of Accrued Liabilities [Line Items] Schedule Of Accrued Liabilities [Line Items] Schedule of Accrued Liabilities [Line Items] Schedule of Accrued Liabilities [Table] Schedule Of Accrued Liabilities [Table] Schedule of Accrued Liabilities [Table] Schedule Of Accrued Liabilities Table [Text Block] Accrued Expenses Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Text Block] Potential Common Shares Excluded from Calculation of Net Loss Per Common Share Schedule Of Available For Sale Securities [Line Items] Schedule of Available-for-sale Securities [Line Items] Schedule Of Available For Sale Securities [Table] Schedule of Available-for-sale Securities [Table] Schedule Of Collaborative Arrangements And Noncollaborative Arrangement Transactions [Table] Schedule of Collaborative Arrangements and Non-collaborative Arrangement Transactions [Table] Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Table] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Text Block] Stock-Based Compensation Expense Schedule Of Lease Termination Cost Table [Text Block] Schedule Of Lease Termination Cost Table [Text Block] Components of Lease Exit Activity Recorded in Current and Long-Term Liabilities Schedule Of Maturities Of Long Term Debt Table [Text Block] Future Minimum Payments Under Loans Payable Schedule Of Restructuring And Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Schedule Of Restructuring Reserve By Type Of Cost [Text Block] Restructuring Activity Recorded in Operating Expenses and in Current Liabilities 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] Stock Option Activity Schedule Of Share Based Payment Award Stock Options Valuation Assumptions Table [Text Block] Assumptions used in Black-Scholes Pricing Model for New Grants Schedule Of Unrealized Loss On Investments Table [Text Block] Marketable Securities in Unrealized Loss Position Segment Geographical [Domain] Geographical [Domain] Segment Reporting Policy Policy [Text Block] Segment and Geographic Information Share Based Compensation Stock-based compensation Stock-based compensation expense Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other Than Options, Expired in Period Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Expired In Period Expired Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other Than Options, Expired in Period Weighted Average Grant Date Fair Value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Expired In Period Weighted Average Grant Date Fair Value Expired Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Cancelled Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value Cancelled Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Unvested at end of period Unvested at beginning of period Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested [Roll Forward] Number of Shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value Unvested at end of period Unvested at beginning of period Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value [Roll Forward] Weighted-Average Grant-Date Fair Value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Vested/Released Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value Vested/Released Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate Dividend yield Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term 1 Expected term (in years) Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Volatility factor Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Risk-free interest rates 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, Options, Aggregate Intrinsic Value [Abstract] Share Based Compensation Arrangement By Share Based Payment Award Options Aggregate Intrinsic Value [Abstract] Aggregate Intrinsic Value Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value 1 Exercisable at June 30, 2014 Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number Exercisable at June 30, 2014 Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price Exercisable at June 30, 2014 Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term 1 Exercisable at June 30, 2014 Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value Intrinsic value of options exercised Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period Forfeited Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Granted Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross Stock options issued to purchase common stock Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value Weighted-average grant date fair value of stock options granted Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value Outstanding at June 30, 2014 Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number Outstanding at end of period Outstanding at beginning of period Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding [Roll Forward] Options Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Outstanding at end of period Outstanding at beginning of period Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Rollforward Weighted-Average Exercise Price Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term 2 Outstanding at June 30, 2014 Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value Vested or expected to vest at June 30, 2014 Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number Vested or expected to vest at June 30, 2014 Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price Vested or expected to vest at June 30, 2014 Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term 1 Vested or expected to vest at June 30, 2014 Share-based Compensation Arrangement by Share-based Payment Award, Options, Weighted Average Remaining Contractual Term [Abstract] Share Based Compensation Arrangement By Share Based Payment Award Options Weighted Average Remaining Contractual Term [Abstract] Weighted-Average Remaining Contractual Term Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] Equity Award [Domain] 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 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 Option And Incentive Plans Policy Stock-Based Compensation 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] Significant Accounting Policies [Text Block] Significant Accounting Policies Statement Geographical [Axis] Geographical [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 Income And Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Statement [Table] Statement [Table] Stockholders Equity Total stockholders' equity Stockholders Equity [Abstract] Stockholders' equity: Stock Issued During Period Shares Stock Options Exercised Exercised Stock Option [Member] Stock Option St Vincent's Hospital Sydney Limited [Member] St Vincent Hospital Sydney Limited [Member] St Vincent's Hospital Sydney Limited Subsequent Events Policy Policy [Text Block] Subsequent Events Tenant Improvement Allowance Receivable Current Tenant Improvement Allowance Receivable Current Tenant improvement allowance receivable Tenant Improvement Allowance Receivable, Policy Tenant Improvement Allowance Receivable Policy Policy [Text Block] Tenant Improvement Allowance Receivable Termination Notice Period Termination Notice Period Collaborations and license agreements, written notice period for at will termination Termination Period In Case Of Breach Of Contract Termination Period In Case Of Breach Of Contract Termination period in case of breach of contract Text Block [Abstract] Text Block [Abstract] Trading Symbol Trading Symbol Type Of Arrangement [Axis] Type of Arrangement and Non-arrangement Transactions [Axis] Type Of Restructuring [Domain] Type of Restructuring [Domain] Up Front Payment Arrangement [Member] Up-front Payment Arrangement Use Of Estimates Use of Estimates U S Government Agencies Debt Securities [Member] Government agency securities Warrant [Member] Warrant Weighted Average Number Of Shares Outstanding Basic Weighted average number of common shares outstanding