000 - Document - Document And Entity Information
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001 - Statement - Condensed Consolidated Balance Sheets (Current Period Unaudited)
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002 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited)
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003 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)
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004 - Disclosure - Note 1 - Business
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005 - Disclosure - Note 2 - Basis of Presentation
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006 - Disclosure - Note 3 - Accounting Policies
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007 - Disclosure - Note 4 - Fair Value Measurements
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008 - Disclosure - Note 5 - Short-term Investments
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009 - Disclosure - Note 6 - Inventory
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010 - Disclosure - Note 7 - Revenue Recognition
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011 - Disclosure - Note 8 - Leases
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012 - Disclosure - Note 9 - Realignment of Goals and Objectives and New Development Focus
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013 - Disclosure - Note 10 - Secured Notes to Related Party
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014 - Disclosure - Note 11 - Stockholders' Equity
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015 - Disclosure - Note 12 - Income Taxes
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016 - Disclosure - Note 13 - Other Income (Expense), Net
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017 - Disclosure - Significant Accounting Policies (Policies)
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018 - Disclosure - Note 3 - Accounting Policies (Tables)
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019 - Disclosure - Note 4 - Fair Value Measurements (Tables)
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020 - Disclosure - Note 5 - Short-term Investments (Tables)
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021 - Disclosure - Note 6 - Inventory (Tables)
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022 - Disclosure - Note 7 - Revenue Recognition (Tables)
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023 - Disclosure - Note 8 - Leases (Tables)
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024 - Disclosure - Note 11 - Stockholders' Equity (Tables)
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025 - Disclosure - Note 1 - Business (Details Textual)
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026 - Disclosure - Note 3 - Accounting Policies (Details Textual)
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027 - Disclosure - Note 3 - Accounting Policies - Percentage of Net Product Sales and Accounts Receivable Balance (Details)
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028 - Disclosure - Note 3 - Accounting Policies - Securities Excluded From Calculation of Diluted Earnings Per Share (Details)
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029 - Disclosure - Note 4 - Fair Value Measurements (Details Textual)
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030 - Disclosure - Note 4 - Fair Value Measurements - Financial Assets Measured on a Recurring Basis (Details)
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031 - Disclosure - Note 5 - Short-term Investments (Details Textual)
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032 - Disclosure - Note 5 - Short-term Investments - Summary of Short-term Investments (Details)
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033 - Disclosure - Note 6 - Inventory (Details Textual)
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034 - Disclosure - Note 6 - Inventory - Inventory (Details)
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035 - Disclosure - Note 7 - Revenue Recognition - Adoption of Topic 606 (Details)
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036 - Disclosure - Note 7 - Revenue Recognition - Summary of Product Sales Allowance (Details)
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037 - Disclosure - Note 8 - Leases (Details Textual)
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038 - Disclosure - Note 8 - Leases - Future Minimum Lease Payments (Details)
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039 - Disclosure - Note 9 - Realignment of Goals and Objectives and New Development Focus (Details Textual)
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040 - Disclosure - Note 10 - Secured Notes to Related Party (Details Textual)
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041 - Disclosure - Note 11 - Stockholders' Equity (Details Textual)
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042 - Disclosure - Note 11 - Stockholders' Equity - Stock Option Activity (Details)
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043 - Disclosure - Note 11 - Stockholders' Equity - Stock-based Compensation Expense (Details)
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044 - Disclosure - Note 11 - Stockholders' Equity - Valuation Assumptions (Details)
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045 - Disclosure - Note 12 - Income Taxes (Details Textual)
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046 - Disclosure - Note 13 - Other Income (Expense), Net (Details Textual)
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