Entity Addresses, Address Type [Axis]
Business Contact [Member]
Equity Components [Axis]
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Axis]
Collateral Lease Agreement [Member]
Statement of Income Location, Balance [Axis]
General and Administrative Expense [Member]
Research and Development Expense [Member]
Long-Lived Tangible Asset [Axis]
Research Equipment and Software [Member]
Statistical Measurement [Axis]
Minimum [Member]
Maximum [Member]
Furniture and Office Equipment [Member]
Leasehold Improvements [Member]
Cash and Cash Equivalents [Axis]
Cash [Member]
US Treasury Securities [Member]
Investment Type [Axis]
Money Market Funds [Member]
Financial Instrument [Axis]
Marketable Securities [Member]
Fair Value Hierarchy and NAV [Axis]
Fair Value, Inputs, Level 1 [Member]
Fair Value, Inputs, Level 2 [Member]
Fair Value, Inputs, Level 3 [Member]
Cash Equivalents [Member]
Other Comprehensive Income Location [Axis]
Research And Development Net [Member]
Award Date [Axis]
2013 Through June 30, 2022 [Member]
Legal Entity [Axis]
Israeli Innovation Authority [Member]
Business Acquisition [Axis]
CardioSert Ltd [Member]
Nitiloop [Member]
Technion Research and Development Foundation Limited [Member]
Finite-Lived Intangible Assets by Major Class [Axis]
Technology [Member]
At-the-Market Offering Agreement [Member]
H.C. Wainwright & Co. LLC [Member]
Product and Service [Axis]
Device [Member]
Integrated Product [Member]
Securities Purchase Agreement [Member]
Alliance Investment Management, Ltd. [Member]
Title and Position [Axis]
Joseph Mona [Member]
Two Thousand Thirteen To March Thirty One Two Thousand Twenty Four [Member]
Ministry Of Economy [Member]
Litigation Settlement [Member]
Chief Executive Officer [Member]
Other Executives [Member]
Purchase Agreement [Member]
Related and Nonrelated Parties [Axis]
Investor [Member]
Series A Warrant [Member]
Series B Warrant [Member]
Sale of Stock [Axis]
Private Placement [Member]
Series D Preferred Investment Options [Member]
Wainwright [Member]
Series C Preferred Investment Options [Member]
Series A Preferred Investment Options [Member]
Series B Preferred Investment Options [Member]
Class of Stock [Axis]
Mr. Harel Gadot [Member]
Employees Consultants and Directors [Member]
Existing Preferred Investment Options [Member]
Inducement Investment Options [Member]
Preferred Investment Option Exercise Inducement Offers Letter [Member]
Chief Executive Officer Executives And Employees [Member]
Chief Executive Officer And Other Executives [Member]
Chief Executive Officer Employees And Advisors [Member]
Measurement Input Type [Axis]
Measurement Input, Price Volatility [Member]
Measurement Input, Risk Free Interest Rate [Member]
Measurement Input, Expected Dividend Rate [Member]
Measurement Input, Expected Term [Member]
Employees and Directors [Member]
Exercise Price Range [Axis]
Exercise Price One [Member]
Exercise Price Two [Member]
Exercise Price Three [Member]
Exercise Price Four [Member]
Exercise Price Five [Member]
Series A (2013) [Member]
Warrant To Underwriters Two Thousand Nineteen December One [Member]
Warrant To Underwriters Two Thousand Nineteen December Two [Member]
Warrant To Underwriters Two Thousand Nineteen December Three [Member]
Series A Warrant October Two Thousand Twenty Two [Member]
Series B Warrant October Two Thousand Twenty Two [Member]
Pre Funded Warrants October Two Thousand Twenty Two [Member]
Warrant To Underwriters October Two Thousand Twenty Two [Member]
Warrant To Underwriters One May Two Thousand Twenty Three [Member]
Warrant To Underwriters Two May Two Thousand Twenty Three [Member]
Warrant To Underwriters One June Two Thousand Twenty Three [Member]
Warrant Series C June Two Thousand Twenty Three [Member]
Warrant To Underwriters Two June Two Thousand Twenty Three [Member]
Warrant Series D June Two Thousand Twenty Three [Member]
Antidilutive Securities [Axis]
Warrant To Underwriters December One Two Thousand Nineteen [Member]
Warrant To Underwriters December Two Two Thousand Nineteen [Member]
Warrant To Underwriters December Three Two Thousand Nineteen [Member]
Series A And B Warrant October Two Thousand Twenty Two [Member]
Warrant To Underwriters June Two Thousand Twenty Three [Member]
Warrant To Underwriters June Two Thousand Twenty Three Two [Member]
Equity Option [Member]
Income Tax Authority, Name [Axis]
US Tax Authority [Member]
Israel Tax Authority [Member]
Inducement Investment Option [Member]
Subsequent Event Type [Axis]
Subsequent Event [Member]
Director [Member]
Entity Addresses [Table]
Entity Addresses [Line Items]
Document Type
Amendment Flag
Amendment Description
Document Registration Statement
Document Annual Report
Document Quarterly Report
Document Transition Report
Document Shell Company Report
Document Shell Company Event Date
Document Period Start Date
Document Period End Date
Document Fiscal Period Focus
Document Fiscal Year Focus
Current Fiscal Year End Date
Entity File Number
Entity Registrant Name
Entity Central Index Key
Entity Primary SIC Number
Entity Tax Identification Number
Entity Incorporation, State or Country Code
Entity Address, Address Line One
Entity Address, Address Line Two
Entity Address, Address Line Three
Entity Address, City or Town
Entity Address, State or Province
Entity Address, Country
Entity Address, Postal Zip Code
Country Region
City Area Code
Local Phone Number
Extension
Written Communications
Soliciting Material
Pre-commencement Tender Offer
Pre-commencement Issuer Tender Offer
Title of 12(b) Security
No Trading Symbol Flag
Trading Symbol
Security Exchange Name
Title of 12(g) Security
Security Reporting Obligation
Annual Information Form
Audited Annual Financial Statements
Entity Well-known Seasoned Issuer
Entity Voluntary Filers
Entity Current Reporting Status
Entity Interactive Data Current
Entity Filer Category
Entity Small Business
Entity Emerging Growth Company
Elected Not To Use the Extended Transition Period
Document Accounting Standard
Other Reporting Standard Item Number
Entity Shell Company
Entity Public Float
Entity Bankruptcy Proceedings, Reporting Current
Entity Common Stock, Shares Outstanding
Documents Incorporated by Reference [Text Block]
Contact Personnel Name
Statement of Financial Position [Abstract]
ASSETS
Current assets:
Cash and cash equivalents
Marketable securities
Short-term deposit
Restricted cash
Insurance recovery receivable related to legal settlement and legal expenses
Prepaid expenses and other current assets
Total current assets
Property and equipment, net
Operating right-of-use assets
Total assets
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current liabilities:
Accounts payable
Lease liabilities
Legal settlement accrual
Accrued liabilities
Total current liabilities
Non-current liabilities:
Long-term lease liabilities
Total liabilities
Commitments and contingencies
Shareholders’ equity:
Common stock; $0.01 par value; 60,000,000 shares authorized as of March 31, 2024 and December 31, 2023; 14,398,964 and 11,707,317 shares issued and outstanding as of March 31, 2024 and December 31, 2023, respectively.
Additional paid-in capital
Accumulated deficit
Total shareholders’ equity
Total liabilities and shareholders’ equity
Common stock, par value
Common stock, shares authorized
Common stock, shares issued
Common stock, shares outstanding
Income Statement [Abstract]
Research and development, net
General and administrative
Operating loss
Financing income, net
Loss on disposal of property and equipment
Loss on legal settlement, net
Net loss
Basic net loss per share
Diluted net loss per share
Basic weighted average common shares outstanding
Diluted weighted average common shares outstanding
Statement [Table]
Statement [Line Items]
Balances
Balance, shares
Issuance of common stock and warrants net of issuance costs ()
Issuance of common stock and warrants net of issuance costs, shares
Share-based compensation
Net loss
Issuance of common stock upon exercise of warrants
Issuance of common stock upon exercise of warrants, shares
Issuance of common stock relating to settlement agreement ()
Issuance of common stock relating to settlement agreement, shares
Balances
Balance, shares
Statement of Stockholders' Equity [Abstract]
Payments of Stock Issuance Costs
Statement of Cash Flows [Abstract]
Operating activities:
Adjustments to reconcile net loss to net cash flows used in operating activities:
Depreciation of property and equipment
Loss on legal settlement
Insurance recovery related to legal settlement
Interest income and unrealized gains from marketable securities, net
Loss on disposal of property and equipment
Share-based compensation
Changes in assets and liabilities:
Prepaid expenses and other assets
Other payables and accrued liabilities
Insurance recovery related to legal settlement and legal expenses received in cash
Legal settlement paid in cash
Net cash flows used in operating activities
Investing activities:
Short term deposit
Purchases of property and equipment
Proceeds from maturities of marketable securities
Purchases of marketable securities
Proceeds from sales of a marketable securities
Net cash flows provided by (used in) investing activities
Financing activities:
Issuance of common stock and warrants, net of issuance costs
Net cash flows provided by financing activities
Decrease in cash, cash equivalents and restricted cash
Cash, cash equivalents and restricted cash at beginning of period
Cash, cash equivalents and restricted cash at end of period
Supplemental disclosure of cash flow information:
Cash received from interest
Right-of-use assets obtained in exchange for lease liabilities
Supplemental disclosure of non-cash investing and financing activities:
Legal settlement settled through issuance of common stock
Accrued bonus settled through grant of stock-option awards
Organization, Consolidation and Presentation of Financial Statements [Abstract]
GENERAL
Accounting Policies [Abstract]
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Cash and Cash Equivalents [Abstract]
CASH AND CASH EQUIVALENTS AND MARKETABLE SECURITIES
Fair Value Disclosures [Abstract]
FAIR VALUE MEASUREMENTS
Prepaid Expenses And Other Current Assets
PREPAID EXPENSES AND OTHER CURRENT ASSETS
Leases
LEASES
Property, Plant and Equipment [Abstract]
PROPERTY AND EQUIPMENT, NET
Payables and Accruals [Abstract]
ACCRUED LIABILITIES
Commitments and Contingencies Disclosure [Abstract]
COMMITMENTS AND CONTINGENCIES
Equity [Abstract]
SHARE CAPITAL
Earnings Per Share [Abstract]
BASIC AND DILUTED NET LOSS PER SHARE
Research and Development [Abstract]
RESEARCH AND DEVELOPMENT EXPENSES, NET
General And Administrative Expenses Net
GENERAL AND ADMINISTRATIVE EXPENSES, NET
Related Party Transactions [Abstract]
RELATED PARTIES
Income Tax Disclosure [Abstract]
TAXES ON INCOME
Subsequent Events [Abstract]
SUBSEQUENT EVENTS
Basis of presentation
Financial statement in U.S. dollars
Use of estimates
Principles of consolidation
Reclassification of prior year disclosures:
Acquisitions of assets
Cash and cash equivalents
Restricted cash
Fair value of financial instruments
Concentrations of credit risk:
Property and equipment
Liabilities due to termination of employment agreements
Common stock warrants
Basic and diluted net loss per share
General and administrative expenses, net:
Research and development expenses, net:
Share-based compensation
Income taxes
Marketable securities
Leases:
Contingencies
Government grants:
Recently issued accounting pronouncements
SCHEDULE OF ESTIMATED USEFUL LIVES OF PROPERTY AND EQUIPMENT
SCHEDULE OF FINANCIAL ASSETS FAIR VALUE MEASUREMENT
SCHEDULE OF CASH AND CASH EQUIVALENTS AND MARKETABLE SECURITIES
SCHEDULE OF FAIR VALUE MEASUREMENT INPUTS AND VALUATION TECHNIQUES
SCHEDULE OF PREPAID EXPENSES AND OTHER CURRENT ASSETS
SCHEDULE OF STATEMENTS OF COMPREHENSIVE LOSS
SCHEDULE OF SUPPLEMENTAL CASH FLOW INFORMATION RELATED TO OPERATING LEASES
SCHEDULE OF MATURITIES OF LEASE LIABILITIES
SCHEDULE OF SUPPLEMENTAL INFORMATION RELATED TO LEASES
SCHEDULE OF PROPERTY AND EQUIPMENT
SCHEDULE OF ACCRUED LIABILITIES
SCHEDULE OF GRANT DATE FAIR VALUE OF PREFERRED INVESTMENT OPTIONS ISSUED TO INVESTORS
SUMMARY OF STOCK OPTION ACTIVITY
SCHEDULE OF STOCK OPTIONS OUTSTANDING
SCHEDULE OF STOCK OPTIONS VALUATION ASSUMPTIONS
SCHEDULE OF WARRANTS OUTSTANDING
SCHEDULE OF POTENTIALLY DILUTIVE SECURITIES EXCLUDED FROM DILUTED LOSS PER SHARE
SCHEDULE OF RESEARCH AND DEVELOPMENT EXPENSES
SCHEDULE OF GENERAL AND ADMINISTRATIVE EXPENSES
SCHEDULE OF DEFERRED TAX ASSETS AND LIABILITIES
Entity Incorporation, Date of Incorporation
Cash, Cash Equivalents, and Short-Term Investments
Property, Plant and Equipment [Table]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Useful Life
Property, Plant, and Equipment, Useful Life, Term, Description [Extensible Enumeration]
Collaborative Arrangement and Arrangement Other than Collaborative [Table]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Restricted Cash
Insurance Recoveries
[custom:GovernmentGrants]
Cash and Cash Equivalent [Table]
Cash and Cash Equivalents [Line Items]
Total cash and cash equivalents
Total marketable securities
Total cash, cash equivalents and marketable securities
Marketable Security, Unrealized Gain (Loss)
Fair Value, off-Balance-Sheet Risk [Table]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Assets, fair value
Schedule Of Prepaid Expenses And Other Current Assets
Amounts due from government institutions
Prepaid expenses and other receivables
Total prepaid expenses and other current assets
Operating lease cost
Schedule Of Supplemental Cash Flow Information Related To Operating Leases
Cash paid under operating lease agreements
Schedule Of Maturities Of Lease Liabilities
2024
2025
2026
Total future lease payments
Less imputed interest
Total lease liabilities
Lessee, Operating Lease, Remaining Lease Term
Operating leases weighted average discount rate
Lessee, Operating Lease, Term of Contract
Finance Lease, Principal Payments
Bank gurantee issued
Cost
Accumulated Depreciation
Net book value
Employee-related liabilities
Other current liabilities
Total Accrued Liabilities
Loss Contingencies [Table]
Loss Contingencies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax
Grants Receivable
[custom:AdditionalGrantReceivable-0]
Repayment of government grants
Royalties payable as percentage of future sales
Payments to Acquire Intangible Assets
Stock Issued During Period, Shares, Acquisitions
Stock Issued During Period, Value, Acquisitions
Investments
Buy back amount per patent
Consulting fee description
Professional Fees
Monthly consultation fee in USD
Currency exchange rate, description
Offering costs
Gross proceeds from cash fee percentage
Gross proceeds from management fee percentage
Warrant or Right, Reason for Issuance, Description
Stock Issued During Period, Value, New Issues
Royalties percent
Loss Contingency, Damages Sought, Value
Litigation Settlement, Amount Awarded from Other Party
Litigation Settlement, Amount Awarded to Other Party
Payments for Legal Settlements
Stock Issued During Period, Shares, Restricted Stock Award, Gross
[custom:SettlementAgreementLiability-0]
[custom:InsuranceRecoverable-0]
Loss Contingency, Receivable
Legal Fees
Gain (Loss) from Litigation Settlement
[custom:InsuranceRecoveryAmount]
Stock Issued During Period, Shares, New Issues
[custom:ContigentBonus-0]
Other Commitments, Description
Fair Value Measurement Inputs and Valuation Techniques [Table]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants and Rights Outstanding, Measurement Input
Warrants and Rights Outstanding, Term
Number of stock options outstanding, Outstanding at beginning of period
Weighted average exercise price, Outstanding at beginning of period
Number of stock options outstanding, Granted
Weighted average exercise price, Granted
Number of stock options outstanding, forfeitures
Weighted average exercise price, forfeitures
Number of stock options outstanding, Outstanding at end of period
Weighted average exercise price, Outstanding at end of period
Number of stock options outstanding, Vested at end of period
Weighted average exercise price, Vested at end of period
Share-Based Payment Arrangement, Option, Exercise Price Range [Table]
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]
Share-Based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit
Stock options outstanding
Share-Based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Remaining Contractual Term
Stock options exercisable
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Number of outstanding warrants
Exercise price
Class of warrant or righst month year from which warrants or rights exercisable
Common Stock, Shares, Outstanding
Class of Warrant or Right, Exercise Price of Warrants or Rights
Class of Warrant or Right, Number of Securities Called by Warrants or Rights
Proceeds from Issuance of Warrants
Warrant, Exercise Price, Increase
Shares Issued, Price Per Share
Deferred Offering Costs
Fair Value Adjustment of Warrants
Class of Warrant or Right, Outstanding
Proceeds from Issuance of Private Placement
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Date
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value
Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Nonvested, Weighted Average Exercise Price
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition
Proceeds from Stock Options Exercised
[custom:AgentFeesAndOtherOfferingExpenses]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage
[custom:AnnualBonus]
Antidilutive Security, Excluded EPS Calculation [Table]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potentially dilutive securities excluded from diluted loss per share
Payroll and related expenses
Professional services
Materials
Patents
Rent
Office and maintenance expenses
Depreciation
Other
Less - grants
Research and development expense
Government fees
Insurance
Public and investor relations
Travel
Other
Less - insurance loss recoveries
General and administrative expenses
Net operating loss carryforwards
Operating lease liabilities
Accrued vacation pay
Legal settlement accrual
Advance payment from IIA
Total deferred tax assets
Less: valuation allowance
Net deferred tax assets
Operating leases, right-of-use assets
Grant receivable (Ministry of Economy)
Insurance recovery receivable
Marketable securities
Total deferred tax liabilities
Total net deferred tax assets
Operating Loss Carryforwards [Table]
Operating Loss Carryforwards [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
Operating Loss Carryforwards
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Table]
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]
Subsequent Event [Table]
Subsequent Event [Line Items]
[custom:StockIssuedDuringPeriodValuePurchaseAggregate]
[custom:StockIssuedDuringPeriodValueNonAccountableExpenses]
[custom:ClearingFees]
[custom:LItigationSttlementPercentage-0]
Estimated Litigation Liability
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares
Accrued Payroll Taxes, Current
Purchase Agreement [Member]
Series A Warrant [Member]
Series B Warrant [Member]
H.C. Wainwright & Co. LLC [Member]
Mr. Harel Gadot [Member]
Employees Consultants and Directors [Member]
Employees and Directors [Member]
Prepaid Expenses and Other Current Assets [Text Block]
Class of warrant or righst month year from which warrants or rights exercisable.
Series A (2013) [Member]
Series B (2016) [Member]
Warrant to Underwriters 1.2019 [Member]
Warrant to Underwriters 1.2019 One [Member]
Warrant to Underwriters 12.2019 [Member]
Warrant to Underwriters 12.2019 One [Member]
Warrant to Underwriters 12.2019 Two [Member]
Bank gurantee issued.
Series A 10.2022 [Member]
Series B 10.2022 [Member]
Warrant to Underwriters 10.2022 [Member]
Research Equipment and Software [Member]
Furniture And Office Equipment [Member]
Exercise Price One [Member]
Exercise Price Two [Member]
Exercise Price Three [Member]
Exercise Price Four [Member]
Exercise Price Five [Member]
Exercise Price Six [Member]
Exercise Price Seven [Member]
Exercise Price Eight [Member]
Exercise Price Nine [Member]
Exercise Price Ten [Member].
Exercise Price Eleven [Member]
Exercise Price Twelve [Member]
Exercise Price Thirteen [Member]
Exercise Price Fourteen [Member]
2013 Through June 30, 2022 [Member]
Israeli Innovation Authority [Member]
Exercise Price Fifteen [Member]
Repayment of government grants.
CardioSert Ltd [Member]
Exercise Price Sixteen [Member]
Nitiloop [Member]
Net sales royalty percentage.
Exercise Price Seventeen [Member]
Technion Research And Development Foundation Limited [Member]
Exercise Price Eighteen [Member]
Exercise Price Nineteen [Member]
Technology [Member]
Exercise Price Twenty [Member]
Buy back amount per patent.
Consulting fee description.
Monthly consultation fee in USD.
Currency exchange rate, description.
Offering costs.
At-the-Market Offering Agreement [Member]
Royalties percent.
Device [Member]
Integrated Product [Member]
Securities Purchase Agreement [Member]
Alliance Investment Management, Ltd. [Member]
Joseph Mona [Member]
General And Administrative Expenses [Text Block]
Schedule of General and Administrative Expense [Table Text Block]
Office and maintenance expenses.
The amount of expense provided in the period for government service fees.
Amount of general and administrative expense related to public and investor relation.
Employee stock ownership plan expenses to directors related party.
Insurance for directors and executives.
Schedule Of Property And Equipment Useful Lives [Table Text Block]
Government Grants [Policy Text Block]
US Tax Authority [Member]
Deferred tax assets operation lease liabilities.
Deferred tax assets accrued vacation pay.
Deferred tax liabilities operating leases right of use assets.
Employee stock ownership plan expenses to chief executive officer and executive officers.
Bonus to ceo and executive offices related party.
Non interest expense directors fees related party.
Labor and related expense related party.
Marketable Securities [Member]
Warrant to Underwriters 12.2019 [Member]
Series A and B Warrants 10.2022 [Member]
Warrant to Underwriters 10.2022 [Member]
Series A and B Warrants 2013 and 2016 [Member]
Proceed from sale and maturity of marketable securities.
Gross proceeds from cash fee percentage.
Gross proceeds from management fee percentage
Schedule Of Grant Date Fair Value Of Preferred Investment Options Issued To Investors [Table Text Block]
Assets, Current
Assets
Liabilities, Current
Liabilities
Equity, Attributable to Parent
Liabilities and Equity
Research and Development Expense
General and Administrative Expense
Operating Income (Loss)
Shares, Outstanding
Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid
InterestIncomeAndUnrealizedGainsFromMarketableSecuritiesNet
Share-Based Payment Arrangement, Noncash Expense
Increase (Decrease) in Prepaid Expense and Other Assets
IncreaseDecreaseInLegalSettlementAndLegalExpensesReceivedInCash
IncreaseDecreaseInLegalSettlement
Net Cash Provided by (Used in) Operating Activities
Payments for (Proceeds from) Other Investing Activities
Payments to Acquire Property, Plant, and Equipment
Payments to Acquire Held-to-Maturity Securities
Net Cash Provided by (Used in) Investing Activities
Net Cash Provided by (Used in) Financing Activities
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations
Cash and Cash Equivalents, Policy [Policy Text Block]
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block]
Share-Based Payment Arrangement [Policy Text Block]
Marketable Securities, Policy [Policy Text Block]
Lessee, Operating Lease, Liability, to be Paid
Lessee, Operating Lease, Liability, Undiscounted Excess Amount
Operating Lease, Liability
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price
Grants
Other General and Administrative Expense
DeferredTaxAssetsLegalSettlementAccrual
Deferred Tax Assets, Gross
Deferred Tax Assets, Valuation Allowance
Deferred Tax Assets, Net of Valuation Allowance
DeferredTaxLiabilitiesOperatingLeasesRightofUseAssets
DeferredTaxLiabilitiesGrantReceivable
DeferredTaxLiabilitiesInsuranceRecoveryReceivable
DeferredTaxLiabilitiesMarketableSecurities
Deferred Tax Liabilities, Net
Deferred Tax Assets, Net