Document And Entity Information [Abstract] Document Information [Table] 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 Research and Development Disclosure [Abstract] Research and Development Disclosure [Text Block] LICENSE, DEVELOPMENT, AND COMMERCIALIZATION AGREEMENT Research And Development Disclosure. Investments, Debt and Equity Securities [Abstract] Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] INVESTMENTS IN MARKETABLE SECURITIES Inventory Disclosure [Abstract] Inventory Disclosure [Text Block] INVENTORIES Payables and Accruals [Abstract] Accounts Payable and Accrued Liabilities Disclosure [Text Block] ACCRUED EXPENSES Debt Disclosure [Abstract] Debt Disclosure [Text Block] DEBT Equity [Abstract] Equity Financing [Text Block] EQUITY FINANCING Stockholders Equity Note [Abstract] Stockholders Equity Note Disclosure [Text Block] COMMON STOCK WARRANTS Statement Of Financial Position [Abstract] Statement [Table] Fair Value Of Warrants [Table] Legal Entity [Axis] Entity [Domain] Statement [Line Items] Assets [Abstract] Assets Assets: Assets Current [Abstract] Current assets: Cash and Cash Equivalents, at Carrying Value, Total Cash and cash equivalents Cash and cash equivalents at beginning of year Cash and cash equivalents at end of period Marketable Securities, Total Marketable securities (Note 6) Accounts Receivable, Net, Total Accounts receivable, net of allowances of $7 and $5 Accrued Investment Income Receivable Accrued investment income Inventory, Net, Total Inventories, net (Note 7) Net Prepaid Expense and Other Assets, Current Prepaid expenses and other current assets Deferred Tax Assets, Gross, Current Other current deferred assets Assets, Current, Total Total current assets Property, Plant and Equipment, Net, Total Property, plant and equipment, net Total property, plant and equipment, net Finite-Lived Intangible Assets, Net, Total Intangible asset, net of accumulated amortization of $258 and $155 (Note 3) Other Assets Other assets Assets, Total Total assets Liabilities and Stockholders Equity [Abstract] LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities Current [Abstract] Current liabilities: Accounts Payable Current Accounts payable Accrued Liabilities Current Accrued expenses (Note 8) Total Other Liabilities, Current Other current liabilities Interest Payable, Current Accrued interest Sales Returns Liability Current Sales returns liability Sales returns liability current. Deferred Revenue, Current Deferred revenue Long-term Debt, Current Maturities, Total Current maturities of long-term debt (Note 9) Liabilities, Current, Total Total current liabilities Long-term Debt, Excluding Current Maturities, Total Long-term debt, net of discount of $251 and $281, and debt issuance costs of $128 and $162 (Note 9) Long-term Portion of Accrued Interest Long-term portion of accrued interest Long-term portion of accrued interest. Liabilities, Total Total liabilities Commitments and Contingencies Commitments and contingencies (Note 15) Common Stock Value Common stock: $.01 par value per share; 100,000 shares authorized, 49,217 and 48,848 shares issued and outstanding at 2015 and 2014, respectively Additional Paid In Capital Common Stock Additional paid-in capital Retained Earnings (Accumulated Deficit), Total Accumulated deficit Accumulated Other Comprehensive Income (Loss), Net of Tax, Total Accumulated other comprehensive loss Stockholders Equity Attributable to Parent, Total Total stockholders' equity Beginning Balance Ending Balance Stockholders' Equity Attributable to Parent [Abstract] Stockholders' equity: Income Tax Disclosure [Abstract] Income Tax Disclosure Text Block INCOME TAXES Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure Text Block COMMITMENTS AND CONTINGENCIES Marketable Securities [Table Text Block] Marketable securities Available-For-Sale Securities, Continuous Unrealized Loss Position, Fair Value [Table Text Block] Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value Fair Value, Assets Measured On Recurring Basis [Table Text Block] Fair Value, Assets Measured on Recurring Basis Schedule of Inventory, Current [Table Text Block] INVENTORIES Schedule Of Accrued Liabilities Table [Text Block] ACCRUED EXPENSES Schedule of Debt [Table Text Block] Schedule of Debt Interest Income and Interest Expense Disclosure [Table Text Block] Schedule of Interest Expense Schedule Of Long Term Debt Future Principal Payments Year [Table Text Block] Schedule Of Long Term Debt Future Principal Payments Year Schedule of long term debt future principal payments year. Allowance for Doubtful Accounts Receivable, Current Accounts receivable, net of allowances Finite-Lived Intangible Assets, Accumulated Amortization Finite-lived intangible assets accumulated amortization Debt Instrument, Unamortized Discount Long-term debt, net of debt discount Beginning of period End of period Debt instrument unamortized discount Debt Instrument Issuance Cost The amount of debt discount that was originally recognized at the issuance costs. 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 Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block] COMMON STOCK WARRANTS Summary Of Information About Non Vested Stock Options Disclosure Abstract [Abstract] Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] Non-Cash Share-Based Compensation Expense Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] Schedule of Share-based Compensation, Stock Options, Activity Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block] Schedule of Share-based Compensation, Restricted Stock Units Award Activity Earnings Per Share Reconciliation [Abstract] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Employee Stock Option [Member] Employee Stock Option Stock options Stock options [Member] Rsus [Member] Nonvested RSUs member Restricted Stock Units Warrant [Member] Common stock warrants Warrant Warrant Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Earnings Per Share, Basic [Abstract] EPS - basic and diluted EPS - basic Net Income (Loss) Attributable to Parent, Total Numerator: net loss Numerator: net income (loss) Net loss Net loss Net income Net loss Earning Per Share Basic And Diluted Denominator [Abstract] Denominator: Weighted Average Number of Shares Issued, Basic Common shares Common shares Weighted Average Number Of Shares, Restricted Stock Vested RSUs Vested RSUs Weighted Average Number of Shares Outstanding, Basic, Total Basic and diluted weighted average shares outstanding Basic Basic weighted average shares outstanding Earnings Per Share, Basic, Total EPS - basic and diluted Basic EPS - basic EPS - basic Weighted Average Number of Shares Outstanding, Basic [Abstract] EPS - assuming dilution Denominator: Weighted Average Number Of Shares Outstanding Diluted Disclosure Items [Abstract] Denominator: Weighted average shares outstanding: Excluded securities [Abstract] Excluded securities: Common Stock Issuable [Abstract] Common shares issuable: Antidilutive Securities Excluded From Computation Of Earnings Per Share, Amount Total excluded common shares Total excluded potentially dilutive shares Disclosure License Development and Commercialization Agreement Additional Information [Abstract] License Development and Commercialization Agreement [Table] Contingent Consideration by Type [Axis] Contingent Consideration Type [Domain] Range [Axis] Range [Domain] Minimum [Member] Minimum Maximum [Member] Maximum Subsidiary, Sale of Stock [Axis] Sale of Stock, Name of Transaction [Domain] Settlement Agreement With Par [Member] Settlement Agreement With Par Settlement Agreement With Par Pfizer Agreement [Member] Pfizer Agreement Pfizer Agreement Egalet Agreement [Member] Egalet Agreement License Development and Commercialization Agreement [Line Items] License Development and Commercialization Agreement [Line Items] Percentage Of Royalty Percentage of royalty Percentage Of Royalty Payment for Termination Represents the amount of one-time termination payment under the agreement. Patents Expiration Year Patents expiration year Patents Expiration Year. Line of Credit Facility, Description Minimum Net Sales Reaching Description Description of milestone payment to be made when worldwide net sales reached minimum level in a calendar year. Agreement Termination Notice Description Description of notice period of termination when the party breaches a payment obligation, or otherwise materially breaches the agreement. Inventory, Raw Materials and Supplies, Gross Raw and packaging materials Income Statement [Abstract] Revenues [Abstract] Revenues: Royalty Revenue, Total Royalty revenue Sales Revenue, Goods, Net, Total Product sales, net License and Services Revenue License fee revenue Revenues, Total Total revenues, net Net revenues Costs and Expenses [Abstract] Operating expenses: Cost Of Sales Excluding Inventory Write Down Cost of sales (excluding inventory write-down) Cost Of Sales Excluding Inventory Write Down Inventory Write-down Inventory write-down (Note 7) Research and Development Expense, Total Research and development Selling, General and Administrative Expense, Total Selling, marketing, general and administrative Costs and Expenses, Total Total operating expenses Operating Income (Loss), Total Operating loss Operating loss Nonoperating Income (Expense) [Abstract] Non-Operating income (expense): Investment Income, Nonoperating, Total Investment income Interest Expense, Total Interest expense (Note 9) Total interest expense Other Nonoperating Income (Expense) Other expense Nonoperating Income (Expense), Total Total other expense, net Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest, Total Loss before income taxes Income Tax Expense (Benefit) Provision for income taxes Provision for income taxes Other Comprehensive Income (Loss), Net Of Tax [Abstract] Other comprehensive (loss) income: Unrealized Gain (Loss) on Securities Unrealized (losses) gains on securities Unrealized losses on securities Other Comprehensive Income (Loss), Net of Tax, Total Total other comprehensive (loss) income Other comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Attributable to Parent, Total Comprehensive loss Earnings Per Share [Abstract] Loss per share: Earnings Per Share, Diluted, Total EPS - diluted Diluted Diluted loss per share Weighted Average Number of Shares Outstanding, Diluted Diluted weighted average shares outstanding Diluted Investment In Marketable Securities [Abstract] Marketable Securities [Table] Defined Benefit Plan, Asset Categories [Axis] Plan Asset Categories [Domain] Exchange Traded Funds [Member] Exchange-traded funds Investment In Marketable Securities [Line Items] Investment In Marketable Securities [Line Items] Marketable Securities [Abstract] Marketable securities: Available-for-sale Securities, Debt Maturities, Next Twelve Months, Fair Value Corporate bonds - maturing within 1 year Available For Sale Securities Debt Maturities After One Through Three Years Fair Value Corporate bonds - maturing after 1 year and through March 2017 air value of available-for-sale debt securities maturing in the second fiscal year through the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Marketable Securities, Current, Total Total marketable securities Fair Value Available-For-Sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] Available For Sale Securities Continuous Unrealized Loss Position Fair Value [Table] Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Domain] Corporate Bonds [Member] Corporate Bonds Available For Sale Securities Continuous Unrealized Loss Position Fair Value [Line Items] Available For Sale Securities Continuous Unrealized Loss Position Fair Value [Line Items] Available-for-sale Securities, Amortized Cost Basis, Total Cost Available-for-sale Securities, Gross Unrealized Gain, Total Gross Unrealized Gains Available-for-sale Securities, Gross Unrealized Loss, Total Gross Unrealized Losses Assets Measured At Fair Value Or Disclosed At Fair Value On Recurring Basis [Abstract] Assets Measured At Fair Value Or Disclosed At Fair Value On Recurring Basis [Table] Fair Value, Hierarchy [Axis] Fair Value Hierarchy [Domain] Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 1 Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 2 Fair Value, Inputs, Level 3 [Member] Fair Value, Inputs, Level 3 Segments [Axis] Segments [Domain] Corporate Segment [Member] Corporate bonds Assets Measured At Fair Value Or Disclosed At Fair Value On Recurring Basis [Line Items] Assets Measured At Fair Value Or Disclosed At Fair Value On Recurring Basis [Line Items] Investment In Marketable Securities Additional Information Detail [Abstract] Investment In Marketable Securities [Table] Inventory, Current [Table] Inventory [Line Items] Inventory, Finished Goods, Gross Finished goods Inventory, Gross Total Inventory Reserve For Raw Materials Less: reserve for raw materials It represents the reserve for raw materials. Schedule Of Inventory [Table] Cost of Goods Sold Disclosure Accrued Expenses [Abstract] Disclosure - Accrued Expenses [Abstract] Accounts Payable and Accrued Liabilities [Table] Accounts Payable and Accrued Liabilities [Table] Accounts Payable and Accrued Liabilities [Line Items] Accounts Payable and Accrued Liabilities [Line Items] Accounts Payable and Accrued Liabilities [Line Items] Employee Related Liabilities Current Payroll, payroll taxes, and benefits Accrued Professional Fees Current Professional services Other Accrued Taxes Current Franchise taxes Other Accrued Taxes Current Accrual For Taxes Other Than Income Taxes Current Property taxes Marketing and Promotion Marketing and promotion Marketing and promotion. Accrued Other Professional Fees Current Clinical, non-clinical and regulatory services Accrued Other Professional Fees, Current Other Accrued Liabilities Current Other fees and services Statement Of Stockholders Equity [Abstract] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock [Member] Common Stock Additional Paid In Capital [Member] Additional paid-in capital Retained Earnings [Member] Accumulated deficit Accumulated Other Comprehensive Income (Loss) [Member] Accumulated Other Comprehensive Income (Loss) Award Type [Axis] Equity Award [Domain] Shares, Outstanding, Beginning Balance Beginning Balance (in shares) Ending Balance (in shares) Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition, Total Share-based compensation Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures, Total Net distribution of common stock pursuant to restricted stock unit award plan (in shares) Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures, Total Net distribution of common stock pursuant to restricted stock unit award plan Adjustments to Additional Paid in Capital, Warrant Issued Modification to warrants issued with promissory notes Issuance Of Common Stock Shares Under Market Offerings Issuance of common stock under “at the market” offerings, net of offering costs of $8 (in shares) Issuance Of Common Stock, Shares Under Market Offerings. Issuance Of Common Stock Value Under Market Offerings Issuance of common stock under “at the market” offerings, net of offering costs of $8 Issuance Of Common Stock,Value Under Market Offerings. Schedule of Long-term Debt Instruments [Table] Investment Type [Axis] Investments [Domain] Short-term Debt [Member] Financial Instrument [Axis] Financial Instruments [Domain] Long-term Debt [Member] Debt Instrument [Line Items] Debt Instruments [Abstract] Debt Long-term Debt, Gross Beginning of period End of period Total Debt Instrument, Periodic Payment, Principal Principal payments Debt instrument, periodic payment, principal Debt Instrument Classification amount Classification This element refers our debt classifications. Debt Discount [Abstract] Debt Discount Additions To Debt Instrument Unamortized Discount Modification of warrants It represents the additions made to debt instrument unamortized discount during the period. Amortization of Debt Discount (Premium) Amortization expense Schedule Of Interest Expense [Table] Schedule Of Interest Expense [Line Items] Interest Expense [Abstract] Interest expense: Interest Expense, Debt Term loan Interest Expense Debt Discount Debt discount The debt discount related to interest expense during the period. Debt Issuance Cost Debt issue costs Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2015 Long-term Debt, Maturities, Repayments of Principal in Year Two 2016 Long-term Debt, Maturities, Repayments of Principal in Year Three 2017 Long-term Debt, Maturities, Repayments of Principal in Year Four 2018 Class of Stock [Domain] After To December Twenty Seven Two Thousand Fifteen [Member] After December 27 2015 First Revenue Event Does Not Occurs [Member] First Revenue Event Occurs Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event [Member] Subsequent Event Debt Instrument, Face Amount Debt instrument principal amount Debt Instrument, Interest Rate, Stated Percentage Debt instrument, interest rate, stated percentage Debt Default Long Term Debt Percentage Debt default long term debt percentage Debt default long term debt percentage. Debt Instrument, Maturity Date DebtInstrument PrePayment Percentage Debt instrument prepayment percentage Debt instrument prepayment percentage. Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid Debt instrument periodic payment terms balloon payment to be paid Debt Instrument, Fee Amount Debt instrument, fee amount Debt Consulting Placement Fee Debt consulting placement fee Debt consulting placement fee. Debt Related Commitment Fees and Debt Issuance Costs Debt related commitment fees and debt issuance costs Class of Warrant or Right, Outstanding Warrants to purchase common stock Common stock warrant exercisable outstanding, shares Class of Warrant or Right, Exercise Price of Warrants or Rights Class Of Warrant Or Right Expiration Date Warrants, expiry date Common stock Warrant expiration date Class of warrant or right, expiration date. Debt instrument Cash Maintenance This represents the debt instrument cash maintenance amount. Repayments of Debt Principal payments on debt Equity Financing [Table] Proceeds from Issuance or Sale of Equity Proceeds from sale of common stock Disclosure of Common Stock Warrant Activity [Abstract] Class of Warrant or Right [Table] Class of Warrant or Right [Axis] Class of Warrant or Right [Domain] Class Of Warrant Or Right [Line Items] Class of Warrant or Right [Line Items] Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Number of Shares Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Beginning Balance Number of Options Outstanding, beginning Number of Options Outstanding, ending Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Issued Equity based employee compensation granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Issuance of common stock for exercise of stock options (in shares) Exercised Number of Options, Exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period Expired Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Weighted Average Exercise Price Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Weighted Average Exercise Price, beginning Weighted Average Exercise Price, ending Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Issued Weighted Average Exercise Price, Granted Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Exercised Weighted Average Exercise Price, Exercised Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price Expired Disclosure Common Stock Warrants Additional Information [Abstract] Disclosure - Common Stock Warrants - Additional Information [Abstract] Disclosure Stock Option Award Activity [Abstract] Disclosure - Stock Option Award Activity [Abstract] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Plan Name [Axis] Plan Name [Domain] Stock Option Plan [Member] Stock Option Plan 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, Grants in Period, Net of Forfeitures, Total Number of Options, Granted Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period Number of Options, Forfeited or expired Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number Number of Options exercisable Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Weighted Average Exercise Price, Forfeited or expired Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price Weighted Average Exercise Price, Options exercisable Proceeds From Issuance Of Common Stock Value Under Market Offerings Net offering costs Proceeds from issuance of common stock value under market offerings. Summary Of Information About Non Vested Stock Options Disclosure [Abstract] Vested Restricted Stock Units [Member] Vested Restricted Stock Units (RSUs) Vested Restricted Stock Units Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Nonvested, Number Outstanding, beginning Outstanding, ending Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Grants In Period Granted Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instrument Other Than Options Distributed In Period Distributed Share Based Compensation Arrangement By Share Based Payment Award Equity Instrument Other Than Options Distributed In Period Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Vested In Period Vested Vested Number of vested shares distributed to holders Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Forfeited In Period Forfeited Forfeited or expired Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Employee Benefit Plans Disclosure [Table] Restricted Stock Units (RSUs) [Member] Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) 2005 Restricted Stock Unit Award Plan [Member] Restricted Stock units [Member] Restricted Stock Award Plan [Member] 2014 Restricted Stock Unit Award Plan [Member] Title of Individual [Axis] Relationship to Entity [Domain] Four Non Employee Directors [Member] Convertible Common Stock [Member] Distribution Type [Axis] Distribution Type [Domain] Settled In Cash [Member] Employee Benefit Plans Disclosure [Line Items] Taxes Withheld On Issuance Of Stock Based Awards Withholding tax obligations Taxes withheld on issuance of stock-based awards. Restricted Stock Units Sale Price Restricted stock units sale price Shares Paid for Tax Withholding for Share Based Compensation Shares withheld upon elections made to exchange RSUs Restricted Stock Units Exchanged In Satisfaction Of Withholding Tax Obligations Restricted stock units exchanged in satisfaction of withholding tax obligations Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage Share-based Compensation Arrangement by Share-based Payment Award, Description Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights Share Based Compensation Arrangement Share Based Payment Shares Reserved For Future Distribution Number of share options reserved for future distribution to employees. Income Tax Disclosure [Table] Income Tax Authority [Axis] Income Tax Authority [Domain] Federal Research And Development [Member] Federal Research and Development Indiana State Research And Development [Member] Indiana State Research and Development Income Tax Disclosure [Line Items] Income Tax Disclosure [Line Items] Federal Income Tax Expense (Benefit), Continuing Operations, Total Federal income tax benefits Operating Loss Carryforwards Federal NOLs Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent U.S. statutory tax rate Operating Loss Carry Forwards Expiration Year NOL expiration year Operating Loss Carry Forwards Expiration Year Deferred Tax Assets, in Process Research and Development Research and development tax credits Deferred Tax Assets Tax Credit Carry forwards Research And Development Expiration Period Research and development expiration period Deferred Tax Assets Tax Credit Carry forwards Research And Development Expiration Period State and Local Income Tax Expense (Benefit), Continuing Operations, Total State income tax benefits Disclosure Commitments and Contingencies Additional Information [Abstract] Disclosure Commitments And Contingencies Additional Information [Abstract] Commitments and Contingencies Disclosure [Table] Commitments and Contingencies Disclosure [Table] Scenario [Axis] Scenario, Unspecified [Domain] Location [Axis] Location [Domain] Pennsylvania State [Member] Pennsylvania State New Jersey State [Member] New Jersey State California State [Member] California State Palatine Lllinois [Member] Palatine Lllinois Commitments and Contingencies Disclosure [Line Items] Commitments and Contingencies Disclosure [Line Items] Commitments and Contingencies Disclosure [Line Items] Number Of Lawsuits Filed Number of lawsuits filed Number of lawsuits filed Number Of Lawsuits Served Number of lawsuits served Number of lawsuits served. Loss Contingency, Number Of Plaintiffs Number of plaintiffs served in a single complaint Operating Leases, Rent Expense, Net, Total Leases administrative office space Description Of Lessor Leasing Arrangements, Operating Leases Lease expiring date Statement Of Cash Flows [Abstract] Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Cash Flows from Operating Activities: 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: Depreciation, Depletion and Amortization, Nonproduction, Total Depreciation Provision To Reduce Inventory To Net Realizable Value Provision to reduce inventory to net realizable value Provision To Reduce Inventory To Net Realizable Value Provision For Sales Returns Provision for sales returns Provision for sales returns. Share-based Compensation, Total Share-based compensation Amortization of Financing Costs and Discounts, Total Amortization of debt discount and debt issue costs Amortization Of Bond Premium In Marketable Securities Amortization of bond premium in marketable securities Represents the amortization of bond premium in marketable securities during the period. Amortization of Intangible Assets Amortization of intangible asset Marketable Securities, Gain (Loss), Total Loss on sales of marketable securities Loss on sales of marketable securities Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property Loss on disposal of property and equipment Increase (Decrease) In Accounts Receivable Accounts receivable Increase (Decrease) In Accrued Investment Income Receivable Accrued investment income Increase (Decrease) in Inventories, Total Inventories Increase (Decrease) in Prepaid Expense and Other Assets, Total Prepaid expenses and other current assets Increase (Decrease) In Deferred Income Taxes Other current deferred assets Increase (Decrease) in Other Operating Assets, Total Other assets Increase (Decrease) in Accounts Payable, Total Accounts payable Increase (Decrease) in Accrued Liabilities, Total Accrued expenses Increase (Decrease) In Deferred Revenue Deferred revenue Increase (Decrease) in Interest Payable, Net Accrued interest - current and long term Net Cash Provided by (Used in) Operating Activities, Continuing Operations Net cash used in operating activities Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] Cash Flows from Investing Activities: Payments to Acquire Marketable Securities, Total Purchases of marketable securities Proceeds from Sale and Maturity of Marketable Securities, Total Proceeds from sale and maturities of marketable securities Product Warranty Accrual, Additions from Business Acquisition Acquisition of product rights Payments to Acquire Property, Plant, and Equipment, Total Additions to property, plant and equipment Proceeds from Sale of Property, Plant, and Equipment Proceeds from disposal of property and equipment Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Cash Flows from Financing Activities: Proceeds from Stock Options Exercised Proceeds from exercise of stock options Proceeds From Other Equity Proceeds from distribution of restricted stock units Payments Related to Tax Withholding for Share-based Compensation Statutory minimum withholding taxes paid on the distribution of common stock pursuant to restricted stock unit plan and exercise of stock options Proceeds From Market Offering Of Shares Proceeds from 'at the market offering' Proceeds from "at-the-market" offering Proceeds from market offering of shares. Payments of Stock Issuance Costs Offering transaction costs Cash and Cash Equivalents, Period Increase (Decrease), Total Net increase (decrease) in cash and cash equivalents Supplemental Cash Flow Information [Abstract] Supplemental Disclosures of Cash Flow Information: Cash Paid During Period For [Abstract] Cash paid during the year for: Cash Paid During Period For [Abstract] Interest Paid, Total Interest Income Taxes Paid Income taxes Restricted Stock Unit [Member] Restricted Stock Unit Restricted Stock Unit [Member] Cash Flow Noncash Investing and Financing Activities Disclosure [Abstract] Supplemental Disclosure of Noncash Financing Activities: Common Stock Withheld Shares Common stock withheld in exercise costs in shares Common Stock Withheld , Shares Equity Issuance Costs Withheld Common stock withheld in exercise costs Equity Issuance Costs Withheld Shares Withheld To Satisfy Employees Tax Withholding Shares Withholding of exercise cost in shares Shares Withheld to Satisfy Employees Tax Withholding, Shares Supplemental Tax Withholding Minimum statutory withholding payroll taxes withheld Supplemental Tax Withholding Common Stock Issued Shares Common Stock issued upon exercise Common Stock Issued, Shares Description Of Business Disclosure [Abstract] Business Description and Accounting Policies [Text Block] DESCRIPTION OF BUSINESS New Accounting Pronouncements and Changes in Accounting Principles [Abstract] New Accounting Pronouncements and Changes in Accounting Principles [Text Block] ACCOUNTING PRONOUNCEMENTS Revenue Recognition [Abstract] Revenue Recognition Multiple Deliverable Arrangements [Text Block] REVENUE RECOGNITION Revenue recognition multiple deliverable arrangements. Revenue Recognition, Multiple-deliverable Arrangements [Table] Deferred Revenue Arrangement Type [Axis] Deferred Revenue [Domain] Valuation Allowances and Reserves Type [Axis] Deferred Sales Inducements, Additions Research and Development [Abstract] Research, Development, and Computer Software Disclosure [Text Block] RESEARCH AND DEVELOPMENT ACTIVITIES Schedule of Research and Development Arrangement, Contract to Perform for Others [Table] Project [Axis] Project [Domain] Research and Development Arrangement, Contract to Perform for Others [Line Items] Accrued Research And Development Expense Current Accrued research and development expense current. Prepaid Research And Development Expense Current Prepaid research and development expense current. Disclosure of Compensation Related Costs, Share-based Payments [Text Block] EMPLOYEE BENEFIT PLANS SHARE-BASED COMPENSATION Nature of Expense [Axis] Interim Period, Costs Not Allocable [Domain] Earnings Per Share [Text Block] EARNINGS PER SHARE ("EPS") Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Computation of Diluted Earnings (loss) Per Share Schedule of Earnings Per Share, Basic and Diluted General and Administrative Expense General and administrative expense Stock Issued During Period Shares Stock Options Exercised Net Of Shares For Tax Withholdings Stock issued during period shares stock options exercised net of shares for tax withholdings. Option Plan [Member] Share-based Compensation Arrangement by Share-based Payment Award, Shares Purchased for Award Liabilities and Equity, Total Total liabilities and stockholders' equity Increase (Decrease) in Other Current Liabilities Other current liabilities Inventory Reserve For Finished Goods Less: reserve for finished goods Amount of valuation reserve for finished goods. Deferred Revenue, Revenue Recognized Prior To December Twenty Seven Two Thousand Fifteen [Member] Prior To December 27 2015 Pfizer [Member] Increase Decrease In Operating Capital [Abstract] Changes in assets and liabilities: Debt Instrument, Periodic Payment Sales Returns Liability Sales returns liability. Sales Returns and Allowances, Goods Revenue Recognition, Multiple-deliverable Arrangements [Line Items] Valuation Allowances and Reserves [Domain] Allowance for Sales Returns [Member] Share Based Compensation Expense Recognized In Operations Share based compensation expense recognized in operations. Deferred Compensation Arrangement with Individual, Recorded Liability Common Stock Shares Outstanding Common stock, shares outstanding Net Cash Provided by (Used in) Investing Activities, Continuing Operations Net cash provided by (used in) investing activities Net Cash Provided by (Used in) Financing Activities, Continuing Operations Net cash used in financing activities Percentage Of Inventory Allowance Reserve The percentage of allowance reserve against inventory present at the reporting date when inventory is valued using different valuation methods. Debt Issuance Costs [Abstract] Debt Issuance Costs Debt Instrument Issuance Costs Beginning of period End of period Debt instrument issuance costs. Additions To Debt Instrument Issuance Costs Additions Additions to debt instrument issuance costs. Amortization Expense Of Debt Instrument Issuance Costs Amortization expense Amortization expense of debt instrument issuance costs. Long-term Debt Debt, net Net Debt Sale Leaseback Transaction, Transaction Costs, Financing Activities Sale leaseback transaction, transaction costs, financing activities Sale Leaseback Transaction, Net Proceeds, Financing Activities Sale leaseback transaction, net proceeds, financing activities Placement Agency Agreement [Member] Securities Purchase Agreement [Member] Stock Issued During Period, Shares, New Issues Stock issued during period, shares, new issues Share Price Share price Proceeds from Issuance of Private Placement Proceeds from issuance of private placement Description for repayment of placement agent Description for repayment of placement agent Description for repayment of placement agent. Placement Agency reimbursed for expenses Placement agency reimbursed for expenses Placement Agency reimbursed for expenses. Document Information [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Licenses Revenue Debt Instrument, Interest Rate, Effective Percentage Equity Financing [Line Items]