Document And Entity Information [Abstract] Document Information [Table] Class of Stock [Axis] Class of Stock [Axis] Document Type Amendment Flag Document Period End Date Document Fiscal Year Focus Document Fiscal Period Focus Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Entity Filer Category Trading Symbol Entity Common Stock, Shares Outstanding Statement of Financial Position [Abstract] Statement [Table] Statement [Table] Class of Stock [Domain] Class of Stock [Domain] Series A Preferred Stock [Member] Series A Preferred Stock [Member] Series B Preferred Stock [Member] Series B Preferred Stock [Member] Statement [Line Items] Statement [Line Items] Assets [Abstract] ASSETS Assets, Current [Abstract] Current assets: Cash Cash Cash at beginning of period Cash at end of period Prepaid Expense, Current Prepaid expenses and deposits Assets, Current Total current assets Total assets Liabilities and Equity [Abstract] LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities, Current [Abstract] Current liabilities: Accounts Payable and Accrued Liabilities, Current Accounts payable and accrued liabilities Total accounts payable and accrued liabilities Derivative Liability, Current Warrant liability Derivative liability - warrants Notes Payable, Current Promissory note Outstanding promissory notes Liabilities, Current Total current liabilities Total liabilities Stockholders' Equity Attributable to Parent [Abstract] Stockholders' equity: Preferred Stock, Value, Issued Preferred Stock, Value Common Stock, Value, Issued Common stock, $0.001 par value, 41.7 million shares authorized, 10.6 million and 8.4 million shares issued and outstanding as of March 31, 2018 and December 31, 2017, respectively Additional Paid in Capital Additional paid-in capital Retained Earnings (Accumulated Deficit) Accumulated deficit Stockholders' Equity Attributable to Parent Total stockholders' equity Balance, Amount Total stockholders' equity Balance, Amount Liabilities and Equity Total liabilities and stockholders' equity Total liabilities and stockholders' equity Preferred Stock, Par or Stated Value Per Share Preferred stock par value Preferred Stock, Shares Authorized Preferred stock shares authorized/designated Preferred Stock, Shares Issued Preferred stock issued Preferred Stock, Shares Outstanding Preferred stock outstanding Common Stock, Par or Stated Value Per Share Common stock shares par value 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 outstanding Income Statement [Abstract] Costs and Expenses [Abstract] Operating expenses: Research and Development Expense Research and development General and Administrative Expense General and administrative Operating Expenses Total operating expenses Nonoperating Income (Expense) [Abstract] Other income (expense): Derivative, Gain (Loss) on Derivative, Net Change in fair value of warrant liabilities Statement of Stockholders' Equity [Abstract] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock [Member] Common Stock [Member] Additional Paid-in Capital [Member] Additional Paid In Capital [Member] Retained Earnings [Member] Accumulated Deficit [Member] Shares, Issued Balance, Share Balance, Share Stock Issued During Period, Value, Stock Options Exercised Stock options exercised for cash, Amount Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Stock options exercised for cash, Share Number of Shares, Exercised Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures Stock-based compensation, Amount Stock Issued During Period, Shares, Share-based Compensation, Gross Stock-based compensation, Share Statement of Cash Flows [Abstract] Net Income (Loss) Attributable to Parent Net loss Net loss Net loss Net loss Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Reconciliation of net loss to net cash used in operating activities: Increase (Decrease) in Derivative Liabilities Changes in fair value of warrant liabilities Share-based Compensation Stock-based compensation Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities: Increase (Decrease) in Prepaid Expense Prepaid expenses and deposits Increase (Decrease) in Accounts Payable and Accrued Liabilities Accounts payable and accrued expenses 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: Proceeds from Stock Options Exercised Proceeds from exercise of stock options Net Cash Provided by (Used in) Financing Activities [Abstract] Cash Flows from Financing Activities: Cash, Period Increase (Decrease) Net decrease in cash Cash and Cash Equivalents [Abstract] Cash Equivalents, at Carrying Value Cash and cash equivalents Fair Value Assumptions and Methodology for Assets and Liabilities [Abstract] Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Table] Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Table] Share Purchase Warrants [Member] Share Purchase Warrants [Member] Share Purchase Warrants [Member] Range [Axis] Range [Axis] Share Price Stock price Fair Value Assumptions, Exercise Price Exercise price Exercise price Fair Value Assumptions, Expected Term Contractual term (years) Contractual term (years) Fair Value Assumptions, Expected Volatility Rate Volatility (annual) Volatility (annual) Fair Value Assumptions, Risk Free Interest Rate Risk-free rate Risk-free rate Derivative, Fair Value, Net [Abstract] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Hedging Relationship [Axis] Hedging Relationship [Axis] Hedging Relationship [Domain] Hedging Relationship [Domain] Fair Value Hedging [Member] Fair Value [Member] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Fair Value, Inputs, Level 1 [Member] Quoted prices in active markets (Level 1) Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Derivative Liability, Fair Value, Gross Liability Warrant liability Fair Value Disclosures [Abstract] Equity [Abstract] Common Stock Capital Shares Reserved For Future Issuance [Table] Common Stock Capital Shares Reserved For Future Issuance [Table] Common Stock Capital Shares Reserved For Future Issuance [Table] Title of Individual [Axis] Title of Individual [Axis] Relationship to Entity [Domain] Relationship to Entity [Domain] Type of Arrangement and Non-arrangement Transactions [Axis] Type of Arrangement and Non-arrangement Transactions [Axis] Arrangements and Non-arrangement Transactions [Domain] Arrangements and Non-arrangement Transactions [Domain] Consulting Agreements [Member] Consulting Agreements [Member] Consulting Agreements [Member] Sale of Stock [Axis] Sale of Stock [Axis] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Fair value of common stock Stock Issued During Period, Shares, Issued for Services Common shares issued Subsequent Events [Abstract] Subsequent Event [Table] Subsequent Event [Table] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event [Member] Subsequent Event [Member] Sale of Stock [Domain] Sale of Stock [Domain] Equity Interest Type [Axis] Equity Interest Type [Axis] Equity Interest Issued or Issuable, Type [Domain] Equity Interest Issued or Issuable, Type [Domain] Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Class of Warrant or Right [Axis] Class of Warrant or Right [Axis] Class of Warrant or Right [Domain] Class of Warrant or Right [Domain] Stock Issued During Period, Shares, New Issues Units issued Issuance of common stock in private placement (shares) Class of Warrant or Right, Number of Securities Called by Warrants or Rights Class of warrant or right, number of securities called by warrants or rights Number of Warrant Shares Shares Issued, Price Per Share Sales price per unit Stock Issued During Period, Value, New Issues Units issued, value Organization, Consolidation and Presentation of Financial Statements [Abstract] Nature of Operations [Text Block] NATURE OF OPERATIONS Basis of Accounting [Text Block] BASIS OF PRESENTATION Text Block [Abstract] Liquidity And Financial Condition [Text Block] LIQUIDITY AND FINANCIAL CONDITION Liquidity and financial condition text block. Accounting Policies [Abstract] Derivatives and Fair Value [Abstract] Valuation Methodology Valuation Methodology Valuation methodology. Financial Assets And Liabilities Measured At Fair Value On Recurring Basis Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis Financial assets and liabilities measured at fair value on recurring basis. Measured At Fair Value Schedule of Changes in Level 3 Liabilities Measured at Fair Value Measured at fair value. Subsequent Events [Text Block] SUBSEQUENT EVENTS Liabilities Total liabilities Income Statement Location [Axis] Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Supplemental schedule of non-cash financing activities: Income Statement Location [Domain] Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Disclosure of Compensation Related Costs, Share-based Payments [Text Block] STOCK-BASED COMPENSATION Schedule of Cash and Cash Equivalents [Table] Cash and Cash Equivalents [Line Items] Earnings Per Share [Abstract] Weighted Average Number of Shares Outstanding, Basic Weighted average number of common shares outstanding, basic Weighted average number of common shares outstanding, Basic Weighted average common shares outstanding Net Income (Loss) Attributable to Parent, Diluted [Abstract] Numerator: Option Indexed to Issuer's Equity, Shares Common stock options Common stock options Common Stock Warrants Equity Treatment Common stock warrants - equity treatment Common stock purchase warrants Common stock warrants - equity treatment. Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Potentially dilutive securities 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] Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value Balance Balance Fair Value Assumptions, Expected Dividend Rate Dividend yield (per share) Dividend yield (per share) Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Supplemental Cash Flow Information [Abstract] Supplemental disclosure of cash flow information Significant Accounting Policies [Text Block] SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Noncontrolling Interest [Abstract] Noncontrolling Interest Disclosure [Text Block] NET LOSS PER SHARE APPLICABLE TO COMMON SHAREHOLDER Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Reconciliation of Numerator and Denominator Used in Calculation of Earnings Per Share Applicable to Common Stockholders Schedule of Earnings Per Share, Basic and Diluted Net Loss Per Share [Table Text Block] Net Loss Per Share Net Loss Per Share Stockholders' Equity Note [Abstract] Stockholders' Equity Note Disclosure [Text Block] STOCKHOLDERS’ EQUITY Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Weighted Average Exercise Price per Share, Exercised Class of Warrant or Right, Exercise [Axis] Award Type [Axis] Award Type [Axis] Plan Name [Axis] Equity Award [Domain] Equity Award [Domain] Fair Value, Inputs, Level 2 [Member] Significant other observable inputs (Level 2) Fair Value, Inputs, Level 3 [Member] Significant other unobservable inputs (Level 3) Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease) Change in fair value of warrant liability New Accounting Pronouncements, Policy [Policy Text Block] New Accounting Pronouncements Plan Name [Domain] Assets Total assets Commitments and Contingencies COMMITMENTS AND CONTINGENCIES Operating Income (Loss) Loss from operations Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] Range [Domain] Range [Domain] Maximum [Member] Maximum [Member] Minimum [Member] Minimum [Member] Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized Unrecognized stock-based compensation cost: Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition Expected weighted average period compensation costs to be recognized (years): Derivatives and Fair Value [Text Block] WARRANT LIABILITY AND FAIR VALUE MEASUREMENTS Earnings Per Share, Basic and Diluted Net loss per share, Basic and Diluted Basic and Diluted Weighted Average Number of Shares Outstanding, Basic and Diluted Weighted average number of common shares outstanding Weighted average common shares outstanding Weighted Average Number of Shares Outstanding, Diluted [Abstract] Denominator: Earnings Per Share, Basic and Diluted [Abstract] Net loss per share data: Noncash Investing and Financing Items [Abstract] Non-cash investing and financing activities Legal Entity [Axis] Legal Entity [Axis] Common Stock Capital Shares Reserved For Future Issuance [Line Items] Common Stock Capital Shares Reserved For Future Issuance [Line Items] Common Stock Capital Shares Reserved For Future Issuance [Line Items] Class of Warrant or Right, Exercise [Domain] Selling, General and Administrative Expenses [Member] Research and Development Expense [Member] Net Cash Provided by (Used in) Financing Activities Net cash provided by financing activities