000 - Document - Document And Entity Information
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001 - Statement - Consolidated Balance Sheets (Current Period Unaudited)
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002 - Statement - Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)
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003 - Statement - Consolidated Statements of Operations and Comprehensive Loss (Unaudited)
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004 - Statement - Consolidated Statements of Cash Flows (Unaudited)
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005 - Disclosure - Note 1 - Organization
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006 - Disclosure - Note 2 - Summary of Significant Accounting Policies
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007 - Disclosure - Note 3 - Fair Value Measurements
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008 - Disclosure - Note 4 - Prepaid Expenses and Other Current Assets
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009 - Disclosure - Note 5 - Inventory
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010 - Disclosure - Note 6 - Property and Equipment
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011 - Document - Note 7 - Accrued Liabilities
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012 - Disclosure - Note 8 - Related Party Notes Payable
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013 - Disclosure - Note 9 - Commitments and Contingencies
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014 - Disclosure - Note 10 - Warrant Liability
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015 - Disclosure - Note 11 - Stockholders' Equity
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016 - Disclosure - Note 12 - Equity-based Compensation
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017 - Disclosure - Note 13 - License, Collaboration and Distribution Agreements
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018 - Disclosure - Note 14 - Employee Benefit Plan
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019 - Disclosure - Note 15 - Related Party Transactions
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020 - Disclosure - Note 16 - Subsequent Events
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021 - Disclosure - Significant Accounting Policies (Policies)
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022 - Disclosure - Note 2 - Summary of Significant Accounting Policies (Tables)
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023 - Disclosure - Note 3 - Fair Value Measurements (Tables)
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024 - Disclosure - Note 4 - Prepaid Expenses and Other Current Assets (Tables)
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025 - Disclosure - Note 5 - Inventory (Tables)
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026 - Disclosure - Note 6 - Property and Equipment (Tables)
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027 - Disclosure - Note 7 - Accrued Liabilities (Tables)
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028 - Disclosure - Note 10 - Warrant Liability (Tables)
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029 - Disclosure - Note 11 - Stockholders' Equity (Tables)
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030 - Disclosure - Note 12 - Equity-based Compensation (Tables)
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031 - Disclosure - Note 13 - License, Collaboration and Distribution Agreements (Tables)
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032 - Disclosure - Note 1 - Organization (Details Textual)
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033 - Disclosure - Note 2 - Summary of Significant Accounting Policies (Details Textual)
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034 - Disclosure - Note 2 - Summary of Significant Accounting Policies - Reconciliation Between Basic Net Income (Loss) Per Share and Diluted Net Income (Loss) Per Share (Details)
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035 - Disclosure - Note 2 - Summary of Significant Accounting Policies - Outstanding Stock Options and Stock Warrants Excluded from the Diluted Net Loss Per Share Computation (Details)
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036 - Disclosure - Note 3 - Fair Value Measurements (Details Textual)
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037 - Disclosure - Note 3 - Fair Value Measurements - Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details)
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038 - Disclosure - Note 3 - Fair Value Measurements - Fair Value of Warrant Liability (Details)
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039 - Disclosure - Note 4 - Prepaid Expenses and Other Current Assets - Summary of Prepaid Expenses and Other Current Assets (Details)
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040 - Disclosure - Note 5 - Inventory - Summary of Inventory (Details)
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041 - Disclosure - Note 6 - Property and Equipment (Details Textual)
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042 - Disclosure - Note 6 - Property and Equipment - Summary of Property and Equipment (Details)
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043 - Disclosure - Note 7 - Accrued Liabilities - Summary of Accrued Liabilities (Details)
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044 - Disclosure - Note 8 - Related Party Notes Payable (Details Textual)
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045 - Disclosure - Note 9 - Commitments and Contingencies (Details Textual)
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046 - Disclosure - Note 10 - Warrant Liability (Details Textual)
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047 - Disclosure - Note 10 - Warrant Liability - The Key Assumptions Used to Value the Warrants (Details)
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048 - Disclosure - Note 10 - Warrant Liability - Outstanding Warrant Liability (Details)
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049 - Disclosure - Note 11 - Stockholders' Equity (Details Textual)
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050 - Disclosure - Note 11 - Stockholders' Equity - Outstanding Warrants (Details)
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051 - Disclosure - Note 12 - Equity-based Compensation (Details Textual)
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052 - Disclosure - Note 12 - Equity-based Compensation - Stock Options Outstanding (Details)
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053 - Disclosure - Note 12 - Equity-based Compensation - The Weighted-average Assumptions Used in Determining the Value of Options Granted (Details)
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054 - Disclosure - Note 12 - Equity-based Compensation - The Weighted-average Assumptions Used in Determining the Value of Options Granted Non-employee (Details)
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055 - Disclosure - Note 12 - Equity-based Compensation - Summary of the Stock-based Compensation Expense Included in Results of Operations (Details)
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056 - Disclosure - Note 13 - License, Collaboration and Distribution Agreements (Details Textual)
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057 - Disclosure - Note 13 - License, Collaboration and Distribution Agreements - Deferred Revenue (Details)
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058 - Disclosure - Note 14 - Employee Benefit Plan (Details Textual)
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059 - Disclosure - Note 15 - Related Party Transactions (Details Textual)
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060 - Disclosure - Note 16 - Subsequent Events (Details Textual)
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