Entity Central Index Key Lessee, operating lease, liability, payments, due after year three. Document Entity Information [Abstract] Cover [Abstract] Cover [Abstract] Entity Registrant Name Entity Registrant Name Entity Central Index Key Amendment Flag Amendment Flag Entity Current Reporting Status Entity Current Reporting Status Document Type Document Type Document Fiscal Period Focus Document Fiscal Period Focus Document Period End Date Document Period End Date Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Shell Company Entity Shell Company Entity Interactive Data Current Entity Interactive Data Current Document Fiscal Year Focus Document Fiscal Year Focus Title of 12(b) Security Security12b Title Trading Symbol Trading Symbol Entity Tax Identification Number Entity Tax Identification Number Entity File Number Entity File Number Entity Address, Address Line One Entity Address Address Line1 Entity Address, Address Line Two Entity Address Address Line2 Entity Address, City or Town Entity Address City Or Town Entity Address, State or Province Entity Address State Or Province Entity Incorporation, State or Country Code Entity Incorporation State Country Code Entity Address, Postal Zip Code Entity Address Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Document Transition Report Document Transition Report Document Quarterly Report Document Quarterly Report Security Exchange Name Security Exchange Name Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Statement Of Financial Position [Abstract] Assets Assets [Abstract] Current assets Assets Current [Abstract] Cash and cash equivalents Cash And Cash Equivalents At Carrying Value Marketable securities Marketable Securities Current Restricted cash Restricted Cash Current Prepaid expenses and other current assets Prepaid Expense Current Total current assets Assets Current Equipment, net Property Plant And Equipment Net Other noncurrent assets Other Assets Noncurrent Operating lease right-of-use assets Operating Lease Right Of Use Asset In-process research and development Intangible Assets Net Excluding Goodwill Goodwill Goodwill Total assets Assets Liabilities and Stockholders’ Equity Liabilities And Stockholders Equity [Abstract] Current liabilities Liabilities Current [Abstract] Accounts payable Accounts Payable Current Accrued expenses and other current liabilities Accounts Payable And Other Accrued Liabilities Current Operating leases Operating Lease Liability Current Total current liabilities Liabilities Current Deferred taxes Deferred Income Tax Liabilities Net Deferred revenue Contract With Customer Liability Noncurrent Noncurrent operating leases Operating Lease Liability Noncurrent Total liabilities Liabilities Commitments and contingencies (Note 8) Commitments And Contingencies Stockholders’ equity Stockholders Equity [Abstract] Preferred stock; $0.0001 par value; 100,000,000 shares authorized; none issued or outstanding as of June 30, 2020 and December 31, 2019, respectively Preferred Stock Value Common stock; $0.0001 par value; 125,000,000 shares authorized; 40,644,839 and 39,084,121 shares issued and outstanding as of June 30, 2020 and December 31, 2019, respectively Common Stock Value Additional paid-in capital Additional Paid In Capital Common Stock Accumulated deficit Retained Earnings Accumulated Deficit Total stockholders’ equity Stockholders Equity Total liabilities and stockholders’ equity Liabilities And Stockholders Equity Preferred stock, par value (in dollars per share) Preferred Stock Par Or Stated Value Per Share Preferred stock, shares authorized Preferred Stock Shares Authorized Preferred stock, shares issued Preferred Stock Shares Issued Preferred stock, shares outstanding Preferred Stock Shares Outstanding Common stock, par value (in dollars per share) Common Stock Par Or Stated Value Per Share Common stock, shares authorized Common Stock Shares Authorized Common stock, shares issued Common Stock Shares Issued Common stock, shares outstanding Common Stock Shares Outstanding Income Statement [Abstract] Revenues Revenues [Abstract] Collaborative revenue Revenue From Collaborative Arrangement Excluding Revenue From Contract With Customer Total revenues Revenues Expenses Operating Expenses [Abstract] Research and development Research And Development Expense General and administrative General And Administrative Expense Total expenses Operating Expenses Gain (loss) from operations Operating Income Loss Foreign exchange losses Foreign Currency Transaction Gain Loss Before Tax Investment income Investment Income Interest Net income (loss) Net Income Loss Net income (loss) per share, basic Earnings Per Share Basic Weighted average shares outstanding, basic Weighted Average Number Of Shares Outstanding Basic Net income (loss) per share, diluted Earnings Per Share Diluted Weighted average shares outstanding, diluted Weighted Average Number Of Diluted Shares Outstanding Adjustments to additional paid in capital costs earnings related to stock issuance. Statement Of Stockholders Equity [Abstract] Statement [Table] Statement [Table] Equity Components Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Stock Common Stock [Member] Additional Paid-in Capital Additional Paid In Capital [Member] Accumulated Deficit Retained Earnings [Member] Statement [Line Items] Statement [Line Items] Balance Balance (in shares) Issuance of common stock in public offering Stock Issued During Period Value New Issues Issuance of common stock in public offering Stock Issued During Period Shares New Issues Costs related to issuance of common stock Adjustments To Additional Paid In Capital Costs Earnings Related To Stock Issuance Exercise of stock options Stock Issued During Period Value Stock Options Exercised Exercise of stock options (in shares) Stock Issued During Period Shares Stock Options Exercised Stock-based compensation Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Net income (loss) Balance Balance (in shares) Increase decrease in prepaid expense other current assets. Increase (decrease) in operating lease liabilities, current. Increase (decrease) in operating lease liabilities, noncurrent. Statement Of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided By Used In Operating Activities [Abstract] Net income (loss) Profit Loss Adjustments to reconcile net income (loss) to net cash used in operating activities: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Depreciation and amortization Depreciation Depletion And Amortization Accretion of marketable securities premium Investment Income Net Amortization Of Discount And Premium Amortization of right-of-use assets Amortization Of Leased Asset Stock-based compensation expense Share Based Compensation Changes in operating assets and liabilities Increase Decrease In Operating Capital [Abstract] Prepaid expenses and other current assets Increase Decrease In Prepaid Expense Other Current Assets Accounts payable Increase Decrease In Accounts Payable Accrued expenses and other current liabilities Increase Decrease In Accrued Liabilities Operating lease liabilities, current Increase Decrease In Operating Lease Liabilities Current Deferred revenue Increase Decrease In Deferred Revenue Operating lease liabilities, noncurrent Increase Decrease In Operating Lease Liabilities Noncurrent Net cash used in operating activities Net Cash Provided By Used In Operating Activities Cash flows from investing activities: Net Cash Provided By Used In Investing Activities [Abstract] Proceeds from the maturity and redemption of marketable securities Proceeds From Sale And Maturity Of Held To Maturity Securities Purchase of marketable securities Payments To Acquire Marketable Securities Net cash provided (used in) by investing activities Net Cash Provided By Used In Investing Activities Cash flows from financing activities: Net Cash Provided By Used In Financing Activities [Abstract] Proceeds from sales of common stock in public offering Proceeds From Issuance Initial Public Offering Fees paid in connection with public offering Payments Of Stock Issuance Costs Proceeds from exercise of stock options Proceeds From Stock Options Exercised Net cash provided by financing activities Net Cash Provided By Used In Financing Activities Net increase (decrease) in cash, cash equivalents and restricted cash Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect Cash, cash equivalents and restricted cash Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations [Abstract] Beginning of period Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations End of period Reconciliation of the Condensed Consolidated Statements of Cash Flows to the Condensed Consolidated Balance Sheets Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents [Abstract] Total cash, cash equivalents and restricted cash Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Nature Of Operations And Liquidity Disclosure [Abstract] Nature of Operations and Liquidity Nature Of Operations Accounting Policies [Abstract] Significant Accounting Policies Significant Accounting Policies [Text Block] Payables And Accruals [Abstract] Accrued Expenses and Other Liabilities Accounts Payable And Accrued Liabilities Disclosure [Text Block] Earnings Per Share [Abstract] Net Income (Loss) Per Share of Common Stock Earnings Per Share [Text Block] Co development and license agreement disclosure. Co Development And License Agreement Disclosure [Abstract] Co-Development and License Agreement Collaborative Arrangement Disclosure [Text Block] Stockholders Equity Note [Abstract] Stockholders' Equity Stockholders Equity Note Disclosure [Text Block] Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Stock Award Plan and Stock-Based Compensation Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Commitments And Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments And Contingencies Disclosure [Text Block] Leases [Abstract] Leases Operating Leases Of Lessee Disclosure [Text Block] Related Party Transactions [Abstract] Related Party Transactions Related Party Transactions Disclosure [Text Block] Subsequent Events [Abstract] Subsequent Events Subsequent Events [Text Block] Basis of Presentation Basis Of Accounting Policy Policy [Text Block] Consolidation Consolidation Policy [Text Block] Disclosure of accounting policy for significant risks and uncertainties. Significant Risks and Uncertainties Significant Risks And Uncertainties Policy [Text Block] Use of Estimates Use Of Estimates Cash and Cash Equivalents Cash And Cash Equivalents Policy [Text Block] Restricted Cash Cash And Cash Equivalents Restricted Cash And Cash Equivalents Policy Marketable Securities Marketable Securities Policy Research and Development Costs Research And Development Expense Policy In-Process Research and Development In Process Research And Development Policy Stock-Based Compensation Share Based Compensation Option And Incentive Plans Policy Foreign Currency Transactions Foreign Currency Transactions And Translations Policy [Text Block] Income (Loss) Per Share Earnings Per Share Policy [Text Block] Concentration of Credit Risk Concentration Risk Credit Risk Equipment Property Plant And Equipment Policy [Text Block] Leases Lessee Leases Policy [Text Block] Long-Lived Assets Impairment Or Disposal Of Long Lived Assets Policy [Text Block] Goodwill Goodwill And Intangible Assets Goodwill Policy Revenue Recognition Revenue From Contract With Customer Policy [Text Block] Contract with customer asset and liability. Deferred Revenue Contract With Customer Asset And Liability Policy [Text Block] Segment Information Segment Reporting Policy Policy [Text Block] Comprehensive Loss Comprehensive Income Policy Policy [Text Block] Recent Accounting Pronouncements New Accounting Pronouncements Policy Policy [Text Block] Amortized Cost Basis, Aggregate Fair Value, Unrealized (Gains)/Losses and Net Carrying Value of Investments in Held-to-maturity Securities Held To Maturity Securities [Text Block] Schedule of Accrued Expenses and Other Liabilities Schedule Of Accrued Liabilities Table [Text Block] Computation of Basic and Diluted Loss Per Share Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Securities Excluded from Calculation of Weighted Average Shares Outstanding as their Effect is Antidilutive Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Text Block] Schedule of Stock Option Activity for Employees and Non-Employees Schedule Of Share Based Compensation Stock Options Activity Table [Text Block] Summary of Assumptions Used in Black Scholes Model to Estimate Fair Value of Stock Options Schedule Of Share Based Payment Award Stock Options Valuation Assumptions Table [Text Block] Schedule of RSU Activity Schedule Of Share Based Compensation Restricted Stock Units Award Activity Table [Text Block] Schedule of Stock-Based Compensation Expense Included in the Company's Consolidated Statements of Operations Schedule Of Compensation Cost For Share Based Payment Arrangements Allocation Of Share Based Compensation Costs By Plan Table [Text Block] Summary of the Sublease Costs Lease Cost Table [Text Block] Future Minimum Sublease Payments Under Non-cancelable Operating Sublease Lessee Operating Lease Liability Maturity Table [Text Block] Nature of operations and liquidity. Disclosure pertaining to nature of operations and liquidity. Nature Of Operations And Liquidity [Table] Nature Of Operations And Liquidity [Table] Subsequent Event Type Subsequent Event Type [Axis] Subsequent Event Type Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Collaborative Arrangement and Arrangement Other than Collaborative Type Of Arrangement [Axis] Collaborative Arrangement and Arrangement Other than Collaborative Arrangements And Nonarrangement Transactions [Member] Open Market Sale Agreement. Sales Agreement Open Market Sale Agreement [Member] Nature Of Operations And Liquidity [Line Items] Nature Of Operations And Liquidity [Line Items] Accumulated deficit Net cash used in operating activities Cash, cash equivalents, restricted cash and marketable securities. Cash, cash equivalents, restricted cash and marketable securities Cash Cash Equivalents Restricted Cash And Marketable Securities Common stock issued and sold Common stock, average price per share Sale Of Stock Price Per Share Net proceeds after deducting sales commissions and offering costs payable Proceeds From Issuance Or Sale Of Equity Significant accounting policies. Significant accounting policies. Significant Accounting Policies [Table] Significant Accounting Policies [Table] Indefinite-lived Intangible Assets Indefinite Lived Intangible Assets By Major Class [Axis] Indefinite-lived Intangible Assets, Major Class Name Indefinite Lived Intangible Assets Major Class Name [Domain] In-Process Research and Development In Process Research And Development [Member] Collaborative Arrangement Collaborative Arrangement [Member] Significant Accounting Policies [Line Items] Significant Accounting Policies [Line Items] Restricted cash balances as collateral for corporate credit cards Marketable securities, weighted average remaining maturity. Marketable securities, weighted average remaining maturity Marketable Securities Weighted Average Remaining Maturity Investments Debt And Equity Securities [Abstract] Schedule Of Held To Maturity Securities [Table] Schedule Of Held To Maturity Securities [Table] Investment Type Investment Type [Axis] Investments Investment Type Categorization [Member] Corporate bonds or notes. Corporate Bonds/Notes Corporate Bonds Or Notes [Member] Commercial Paper Commercial Paper [Member] U.S. government Agency Securities U S Government Corporations And Agencies Securities [Member] Schedule Of Held To Maturity Securities [Line Items] Schedule Of Held To Maturity Securities [Line Items] Marketable securities, Amortized Cost Held To Maturity Securities Amortized Cost Before Other Than Temporary Impairment Marketable securities, Aggregate Fair Value Held To Maturity Securities Fair Value Marketable securities, Unrealized Gains Held To Maturity Securities Accumulated Unrecognized Holding Gain Marketable securities, Unrealized Losses Held To Maturity Securities Accumulated Unrecognized Holding Loss Marketable securities, Net Carrying Value Held To Maturity Securities Asset impairment charges Impairment Of Intangible Assets Indefinitelived Excluding Goodwill Equipment estimated useful life Property Plant And Equipment Useful Life Impairment of Long-Lived Assets Impairment Of Long Lived Assets Held For Use Impairment of goodwill Goodwill Impairment Loss Revenues from product sales to date Revenue From Contract With Customer Excluding Assessed Tax Number of operating segments Number Of Operating Segments Represents the carrying value, as of the balance sheet date, of obligations incurred through that date and payable for research and development costs. It is used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle, if longer). Accrued severance current. Research and development costs and other accrued expenses Accrued Research And Development Costs And Other Expenses Current Accrued Severance Accrued Severance Current Accrued bonus Accrued Bonuses Current Professional fees Accrued Professional Fees Current Vacation pay Accrued Vacation Current Accrued expenses and other liabilities Weighted average shares of common stock outstanding - basic Dilutive effect Weighted Average Number Diluted Shares Outstanding Adjustment Weighted average shares of common stock outstanding - diluted Basic Diluted Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Antidilutive Securities Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities [Axis] Antidilutive Securities, Name Antidilutive Securities Name [Domain] Common Stock Options Employee Stock Option [Member] Restricted Stock Units Restricted Stock Units R S U [Member] Common Stock Warrants Warrant [Member] Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] Securities outstanding excluded from the calculation of weighted average shares outstanding Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Payment of license fee. Schedule Of Collaborative Arrangements And Noncollaborative Arrangement Transactions [Table] Schedule Of Collaborative Arrangements And Noncollaborative Arrangement Transactions [Table] Counterparty Name Counterparty Name [Axis] Counterparty Name Repurchase Agreement Counterparty Name [Domain] Janssen Pharmaceutica NV. Janssen Janssen Pharmaceutica N V [Member] Product and Service Product Or Service [Axis] Product and Service Products And Services [Domain] Seltorexant. Seltorexant Seltorexant [Member] Amendment to co-development and license agreement. Amendment to Co-Development and License Agreement Amendment To Co Development And License Agreement [Member] Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items] Payment of license fee Payment Of License Fee Upfront payment paid. Upfront payment Upfront Payment Paid Upfront payment received Contract With Customer Liability Revenue Recognized Previously accrued collaborative expenses recognized as revenue Contract With Customer Performance Obligation Satisfied In Previous Period Class Of Warrant Or Right [Table] Class Of Warrant Or Right [Table] Class Of Warrant Or Right [Line Items] Class Of Warrant Or Right [Line Items] Sale of stock issue date Sale Of Stock Transaction Date Sales of common stock, value Alternative investment measurement expected term. Alternative investment measurement expected dividend payments. Expiration anniversary date of issuance. Number of tranches. Debt Instrument Debt Instrument [Axis] Debt Instrument, Name Debt Instrument Name [Domain] Loan and security agreement. Loan and Security Agreement Loan And Security Agreement [Member] Long-term Debt, Type Longterm Debt Type [Axis] Long-term Debt, Type Longterm Debt Type [Domain] Term Loan Notes Payable To Banks [Member] Warrants Not Setteleable Cash . Warrant Warrants Not Settleable Cash [Member] Credit Facility Credit Facility [Axis] Credit Facility Credit Facility [Domain] Term A loans. Term A Loans Term A Loans [Member] Valuation Approach and Technique Valuation Technique [Axis] Valuation Approach and Technique Valuation Technique [Domain] Valuation Technique, Option Pricing Model Valuation Technique Option Pricing Model [Member] Measurement Input Type Measurement Input Type [Axis] Measurement Input Type Measurement Input Type [Domain] Measurement Input, Price Volatility Measurement Input Price Volatility [Member] Measurement Input, Risk Free Interest Rate Measurement Input Risk Free Interest Rate [Member] Measurement Input, Expected Term Measurement Input Expected Term [Member] Measurement Input, Expected Dividend Payment Measurement Input Expected Dividend Payment [Member] Aggregate principal amount Line Of Credit Facility Maximum Borrowing Capacity Number of tranches Number Of Tranches Shares of common stock to purchase by warrant Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights Common stock exercise price per share Class Of Warrant Or Right Exercise Price Of Warrants Or Rights1 Expiration anniversary date of issuance Expiration Anniversary Date Of Issuance Fair value of warrants estimated Warrants Not Settleable In Cash Fair Value Disclosure Alternative investment, measurement input Alternative Investment Measurement Input Expected life Alternative Investment Measurement Expected Term Expected dividend Alternative Investment Measurement Expected Dividend Payments Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Plan Name Plan Name [Axis] Plan Name Plan Name [Domain] Twenty thirteen equity incentive plan. 2013 Equity Incentive Plan Twenty Thirteen Equity Incentive Plan [Member] Award Type Award Type [Axis] Award Type Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] Employee Stock Option Title of Individual Title Of Individual [Axis] Title of Individual Title Of Individual With Relationship To Entity [Domain] Rick Russell President [Member] Stock Award Plan and Stock-Based Compensation Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Shares issued Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross Increase in number of shares authorized for issuance Share Based Compensation Arrangement By Share Based Payment Award Number Of Additional Shares Authorized Employees and non-employees stock option. Employees and Non-Employees Stock Option Employees And Non Employees Stock Option [Member] Shares Issuable Pursuant to Stock Options Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Roll Forward Outstanding at the beginning of period (in shares) Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number Granted (in shares) Exercised (in shares) Forfeited (in shares) Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period Expired (in shares) Share Based Compensation Arrangement By Share Based Payment Award Options Expirations In Period Outstanding at the end of the period (in shares) Exercisable at the end of the period (in shares) Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number Available for future grant (in shares) Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant Weighted-Average Exercise Price Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Rollforward Outstanding at the beginning of period (in dollars per share) Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Granted (in dollars per share) Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price Exercised (in dollars per share) Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price Forfeited (in dollars per share) Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price Expired (in dollars per share) Share Based Compensation Arrangements By Share Based Payment Award Options Expirations In Period Weighted Average Exercise Price Outstanding at the end of the period (in dollars per share) Exercisable at the end of the period (in dollars per share) Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price Weighted-Average Remaining Contractual Term Outstanding (Years) Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 Weighted-Average Remaining Contractual Term Exercisable (Years) Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 Total Intrinsic Value Outstanding at the begining of period Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value Total Intrinsic Value Outstanding at the end of period Total Intrinsic Value Exercisable Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 Fair value of common stock on grant date (in dollars per share) Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value Total unrecognized compensation costs Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Weighted-average period over which unrecognized compensation costs is expected to be recognized Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 Total intrinsic value of the stock options exercised Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value Dividend yield (as a percent) Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate Statistical Measurement Range [Axis] Statistical Measurement Range [Member] Minimum Minimum [Member] Maximum Maximum [Member] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Expected term (years) Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 Risk free interest rate Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Volatility Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Dividend yield Weighted average grant date fair value per share of common stock Restricted Stock Units Stock Options Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Roll Forward Unvested at the beginning of the period (in shares) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Granted (in shares) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Vested (in shares) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Forfeited (in shares) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Unvested at the end of the period (in shares) Weighted-Average Grant Date Fair Value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value Roll Forward Unvested at the beginning of the period (in dollars per share) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value Granted (in dollars per share) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value Vested (in dollars per share) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value Forfeited (in dollars per share) Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value Unvested at the end of the period (in dollars per share) Vesting rights percentage Sharebased Compensation Arrangement By Sharebased Payment Award Award Vesting Rights Percentage Vesting period Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 Description of vesting rights Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Rights Total fair value of shares vested Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value 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] Income Statement Location Income Statement Location [Axis] Income Statement Location Income Statement Location [Domain] Research and Development Research And Development Expense [Member] General and Administrative General And Administrative Expense [Member] Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items] Stock based compensation expense Allocated Share Based Compensation Expense Lease commencement date. Monthly rental rate. Lease description. Lessee Lease Description [Table] Lessee Lease Description [Table] Minimum Office sublease agreement. Office Sublease Agreement Office Sublease Agreement [Member] Profitect, Inc. Profitect, Inc Profitect Inc [Member] Operating Leases [Line Items] Lessee Lease Description [Line Items] Sublease rentable square feet Area Of Real Estate Property Lease description Lease Description Lease commencement date Lease Commencement Date Sublease expire date Lease Expiration Date1 Monthly rental rate Monthly Rental Rate Operating Sublease cost Operating Lease Cost Total Sublease cost Lease Cost Operating cash flows used for operating Sublease Operating Lease Payments Weighted average remaining Sublease term Operating Lease Weighted Average Remaining Lease Term1 Weighted average discount rate Operating Lease Weighted Average Discount Rate Percent 2020 Lessee Operating Lease Liability Payments Remainder Of Fiscal Year 2020 Lessee Operating Lease Liability Payments Due Next Twelve Months 2021 Lessee Operating Lease Liability Payments Due Year Two Thereafter Lessee Operating Lease Liability Payments Due After Year Two Total Sublease payments Lessee Operating Lease Liability Payments Due Less: imputed interest Lessee Operating Lease Liability Undiscounted Excess Amount Total operating Sublease liabilities Operating Lease Liability Capital stock outstanding percentage. Schedule Of Related Party Transactions By Related Party [Table] Schedule Of Related Party Transactions By Related Party [Table] Related Party Related Party Transactions By Related Party [Axis] Related Party Related Party [Domain] V watch SA. V - Watch SA V Watch S A [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Services agreement Related Party Transaction Amounts Of Transaction Percentage of outstanding capital stock Capital Stock Outstanding Percentage Subsequent Event [Table] Subsequent Event [Table] Subsequent Event [Line Items] Subsequent Event [Line Items]