Lease Obligations [Abstract]Lease ObligationsLease ObligationsLease Obligations [Text Block]Lease ObligationsSegment Reporting [Abstract]Segment InformationSegment Reporting Disclosure [Text Block]Inventory Disclosure [Abstract]InventoryInventory Disclosure [Text Block]Equity [Abstract]Shareholders' EquityStockholders' Equity Note Disclosure [Text Block]Commitments and Contingencies Disclosure [Abstract]Commitments and ContingenciesCommitments and Contingencies Disclosure [Text Block]Property, Plant and Equipment [Abstract]Fixed AssetsProperty, Plant and Equipment Disclosure [Text Block]Write-down of Excess GABA Inventory [Abstract]Write-down of Excess GABA InventoryWrite-down of Excess GABA InventoryAsset Impairment Charges [Text Block]Line of Credit [Abstract]Line of Credit [Abstract]Line of CreditDebt Disclosure [Text Block]Statement of Financial Position [Abstract]Statement [Table]Statement, Scenario [Axis]Statement, Scenario [Axis]Scenario, Unspecified [Domain]Scenario, Unspecified [Domain]Statement [Line Items]Statement [Line Items]ASSETSAssets [Abstract]Current assets:Assets, Current [Abstract]Cash and cash equivalentsCash and Cash Equivalents, at Carrying ValueAccounts receivable, net of allowance of $102 and $166Accounts Receivable, Net, CurrentTaxes receivableIncome Taxes Receivable, CurrentInventoryInventory, NetPrepaid expenses and other current assetsPrepaid Expense and Other Assets, CurrentTotal current assetsAssets, CurrentFixed assets, net of accumulated depreciation of $1,648 and $2,973Property, Plant and Equipment, NetOther assetsOther Assets, NoncurrentTotal assetsAssetsLIABILITIES AND SHAREHOLDERS' EQUITYLiabilities and Equity [Abstract]Current liabilities:Liabilities, Current [Abstract]Accounts payableAccounts Payable, CurrentAccrued expensesAccrued Liabilities, CurrentTaxes payableTaxes Payable, CurrentDeferred rent, current portionDeferred Rent Credit, CurrentCapital lease obligations, current portionCapital Lease Obligations, CurrentTotal current liabilitiesLiabilities, CurrentCapital lease obligationsCapital Lease Obligations, NoncurrentLong-term liabilities - otherOther Liabilities, NoncurrentCommitments and contingencies (Note 11)Commitments and ContingenciesShareholders' equity:Stockholders' Equity Attributable to Parent [Abstract]Common stock, no par value: Authorized - 100,000,000; issued and outstanding shares - 32,100,882 and 30,418,301 shares, respectivelyCommon Stock, Value, IssuedAdditional paid-in capitalAdditional Paid in Capital, Common StockAccumulated other comprehensive incomeAccumulated Other Comprehensive Income (Loss), Net of TaxAccumulated deficitRetained Earnings (Accumulated Deficit)Total shareholders' equityStockholders' Equity Attributable to ParentTotal liabilities and shareholders' equityLiabilities and EquitySubsequent Events [Abstract]Subsequent EventsSubsequent Events [Text Block]Income Statement [Abstract]RevenueSales Revenue, Goods, NetCost of goods soldCost of Goods SoldWrite-down of excess GABA inventoryWrite Down of Excess InventoryWrite-down of excess GABA inventoryGross profitGross ProfitLicensing revenueLicenses RevenueOperating expenses:Operating Expenses [Abstract]Promotion and sellingSelling and Marketing ExpenseGeneral and administrativeGeneral and Administrative ExpenseTotal operating expensesOperating ExpensesLoss from operationsOperating Income (Loss)Other income, netNonoperating Income (Expense)Loss before income taxesIncome (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling InterestIncome tax (expense) benefit, netIncome Tax Expense (Benefit)Net lossNet Income (Loss) Attributable to ParentNet loss per share - basic and dilutedEarnings Per Share, Basic and DilutedWeighted average basic and diluted common shares outstandingWeighted Average Number of Shares Basic and Diluted OutstandingWeighted average basic and diluted common shares outstandingEquity FinancingEquity Financing Note Disclosure [Text Block]Equity Financing Note Disclosure [Text Block]Statement of Stockholders' Equity [Abstract]Statement [Table]Statement, Equity Components [Axis]Statement, 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]Accumulated Other Comprehensive (Loss) Income [Member]Accumulated Other Comprehensive Income (Loss) [Member]Accumulated Deficit [Member]Retained Earnings [Member]Increase (Decrease) in Stockholders' Equity [Roll Forward]Common shares, beginningCommon Stock, Shares, OutstandingTotal equity, beginningExercise of stock options, sharesShare-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in PeriodExercise of stock options, amountStock Issued During Period, Value, Stock Options ExercisedStock-based compensation, sharesStock Issued During Period, Shares, Share-based Compensation, Net of ForfeituresStock-based compensation, amountStock Issued During Period, Value, Share-based Compensation, Net of ForfeituresEquity line fees to Glengrove, sharesStock Issued During Period, Shares, OtherEquity line fees to Glengrove, amountStock Issued During Period, Value, OtherCommon stock issued, net of offering costs, sharesStock Issued During Period, Shares, New IssuesCommon stock issued, net of offering costs, amountStock Issued During Period, Value, New IssuesNet lossOther comprehensive income, netOther Comprehensive Income (Loss), Net of Tax, Portion Attributable to ParentCommon shares, endingTotal equity, endingCompensation and Retirement Disclosure [Abstract]Employee 401(k) PlanCompensation and Employee Benefit Plans [Text Block]Leases [Abstract]Capital LeaseCapital Leases in Financial Statements of Lessee Disclosure [Text Block]Accounting Policies [Abstract]Nature of Operations and Summary of Significant Accounting PoliciesSignificant Accounting Policies [Text Block]Statement of Cash Flows [Abstract]OPERATING ACTIVITIES:Net Cash Provided by (Used in) Operating Activities [Abstract]Adjustments to reconcile net 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 amortizationDepreciation, Depletion and AmortizationStock-based compensationShare-based CompensationChange in allowance for doubtful accountsProvision for Doubtful AccountsWrite-down of excess GABA inventoryLoss on disposal of fixed assetsGain (Loss) on Disposition of PropertyCommitment fee on equity financingNon Cash Payments Of Stock Issuance CostsNon Cash Payments Of Stock Issuance CostsDeferred income taxesDeferred Income Tax Expense (Benefit)Other non-cash charges and creditsOther Noncash Income (Expense)Changes in operating assets and liabilities:Increase (Decrease) in Operating Capital [Abstract]Accounts receivableIncrease (Decrease) in Accounts ReceivableTaxes receivableIncrease (Decrease) in Income Taxes ReceivableInventoryIncrease (Decrease) in InventoriesPrepaid expenses and other current assetsIncrease (Decrease) in Prepaid Expense and Other AssetsOther assetsIncrease (Decrease) in Other Operating AssetsAccounts payableIncrease (Decrease) in Accounts PayableAccrued expensesIncrease (Decrease) in Accrued LiabilitiesTaxes payableIncrease (Decrease) in Income Taxes PayableDeferred rentIncrease Decrease in Deferred Rent PayableDeferred rentLong-term liabilitiesIncrease (Decrease) in Other Deferred LiabilityNet cash used in operating activitiesNet Cash Provided by (Used in) Operating ActivitiesINVESTING ACTIVITIES:Net Cash Provided by (Used in) Investing Activities [Abstract]Purchase of certificate of deposit, restrictedPayments to Acquire Restricted Certificates of DepositRedemption of certificate of deposit, restrictedProceeds from Redemption of Restricted Certificates of DepositRedemption of certificate of deposit, restrictedPurchase of fixed assetsPayments to Acquire Property, Plant, and EquipmentSale of fixed assetsProceeds from Sale of Property, Plant, and EquipmentNet cash (used in) provided by investing activitiesNet Cash Provided by (Used in) Investing ActivitiesFINANCING ACTIVITIES:Net Cash Provided by (Used in) Financing Activities [Abstract]Proceeds from issuance of common stock, netProceeds from Issuance of Common StockProceeds from exercise of stock optionsProceeds from Stock Options ExercisedProceeds of capital lease obligationsProceeds from Capital Lease ObligationsProceeds from capital lease obligationPayment of capital lease obligationsRepayments of Long-term Capital Lease ObligationsRepayment of note payableRepayments of Notes PayableNet cash provided by financing activitiesNet Cash Provided by (Used in) Financing ActivitiesNet (decrease) increase in cash and cash equivalentsCash and Cash Equivalents, Period Increase (Decrease)Effect of exchange rate changes on cashEffect of Exchange Rate on Cash and Cash EquivalentsCash and cash equivalents, beginning of periodCash and cash equivalents, end of periodSupplemental disclosure:Supplemental Cash Flow Information [Abstract]Cash paid (received) during period for:Cash Paid Received During Period AbstractCash received (paid) during period for:InterestInterest PaidIncome taxesIncome Taxes PaidNon-cash financing activity:Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]Issuance of stock as commitment feeStock IssuedPayables and Accruals [Abstract]Accrued ExpensesAccounts Payable and Accrued Liabilities Disclosure [Text Block]Statement of Income and Comprehensive Income [Abstract]Other comprehensive loss:Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]Foreign currency translation adjustment gain (loss)Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to ParentTotal comprehensive lossComprehensive Income (Loss), Net of Tax, Attributable to ParentIncome Tax Disclosure [Abstract]Income TaxesIncome Tax Disclosure [Text Block]Selected Quarterly Financial Information [Abstract]Selected Quarterly Financial InformationQuarterly Financial Information [Text Block]Issuance costsAdjustments to Additional Paid in Capital, Stock Issued, Issuance CostsEntities [Table]Legal Entity [Axis]Legal Entity [Axis]Entity [Domain]Entity [Domain]Entity Information [Line Items]Entity Information [Line Items]Document and Entity Information [Abstract]23e77728-30d8-11e1-ba93-1231380dc193Entity Registrant NameEntity Registrant NameEntity Central Index KeyEntity Central Index KeyCurrent Fiscal Year End DateCurrent Fiscal Year End DateEntity Filer CategoryEntity Filer CategoryDocument TypeDocument TypeDocument Period End DateDocument Period End DateDocument Fiscal Year FocusDocument Fiscal Year FocusDocument Fiscal Period FocusDocument Fiscal Period FocusAmendment FlagAmendment FlagEntity Common Stock, Shares OutstandingEntity Common Stock, Shares OutstandingEntity Well-known Seasoned IssuerEntity Well-known Seasoned IssuerEntity Voluntary FilersEntity Voluntary FilersEntity Current Reporting StatusEntity Current Reporting StatusEntity Public FloatEntity Public FloatAllowance for accounts receivableAllowance for Doubtful Accounts Receivable, CurrentAccumulated depreciationAccumulated Depreciation, Depletion and Amortization, Property, Plant, and EquipmentCommon stock, par valueCommon Stock, No Par ValueCommon stock, shares authorizedCommon Stock, Shares AuthorizedCommon stock, shares issuedCommon Stock, Shares, IssuedCommon stock, shares outstanding