000 - Document - Document And Entity Information link:calculationLink link:definitionLink link:presentationLink 001 - Statement - Condensed Consolidated Balance Sheets (Current Period Unaudited) link:calculationLink link:definitionLink link:presentationLink 002 - Statement - Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) link:calculationLink link:definitionLink link:presentationLink 003 - Statement - Condensed Consolidated Statements of Operations (Unaudited) link:calculationLink link:definitionLink link:presentationLink 004 - Statement - Condensed Consolidated Statements of Changes in Stockholders' Deficit (Unaudited) link:calculationLink link:definitionLink link:presentationLink 005 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited) link:calculationLink link:definitionLink link:presentationLink 006 - Disclosure - Note 1 - Organization and Nature of Business link:calculationLink link:definitionLink link:presentationLink 007 - Disclosure - Note 2 - Basis of Presentation and Summary of Significant Accounting Policies link:calculationLink link:definitionLink link:presentationLink 008 - Disclosure - Note 3 - Inventories link:calculationLink link:definitionLink link:presentationLink 009 - Disclosure - Note 4 - Property and Equipment link:calculationLink link:definitionLink link:presentationLink 010 - Disclosure - Note 5 - Debt link:calculationLink link:definitionLink link:presentationLink 011 - Disclosure - Note 6 - Common Stock and Preferred Stock link:calculationLink link:definitionLink link:presentationLink 012 - Disclosure - Note 7 - Share-based Compensation link:calculationLink link:definitionLink link:presentationLink 013 - Disclosure - Note 8 - Fair Value Measurement link:calculationLink link:definitionLink link:presentationLink 014 - Disclosure - Note 9 - Commitments and Contingencies link:calculationLink link:definitionLink link:presentationLink 015 - Disclosure - Note 10 - Segment Information link:calculationLink link:definitionLink link:presentationLink 016 - Disclosure - Note 11 - Income Taxes link:calculationLink link:definitionLink link:presentationLink 017 - Disclosure - Note 12 - Related Party Transactions link:calculationLink link:definitionLink link:presentationLink 018 - Disclosure - Note 13 - Employee Benefit Plan link:calculationLink link:definitionLink link:presentationLink 019 - Disclosure - Note 14 - Subsequent Events link:calculationLink link:definitionLink link:presentationLink 995466 - Disclosure - Significant Accounting Policies (Policies) link:calculationLink link:definitionLink link:presentationLink 995467 - Disclosure - Note 2 - Basis of Presentation and Summary of Significant Accounting Policies (Tables) link:calculationLink link:definitionLink link:presentationLink 995468 - Disclosure - Note 3 - Inventories (Tables) link:calculationLink link:definitionLink link:presentationLink 995469 - Disclosure - Note 4 - Property and Equipment (Tables) link:calculationLink link:definitionLink link:presentationLink 995470 - Disclosure - Note 5 - Debt (Tables) link:calculationLink link:definitionLink link:presentationLink 995471 - Disclosure - Note 6 - Common Stock and Preferred Stock (Tables) link:calculationLink link:definitionLink link:presentationLink 995472 - Disclosure - Note 7 - Share-based Compensation (Tables) link:calculationLink link:definitionLink link:presentationLink 995473 - Disclosure - Note 8 - Fair Value Measurement (Tables) link:calculationLink link:definitionLink link:presentationLink 995474 - Disclosure - Note 9 - Commitments and Contingencies (Tables) link:calculationLink link:definitionLink link:presentationLink 995475 - Disclosure - Note 10 - Segment Information (Tables) link:calculationLink link:definitionLink link:presentationLink 995476 - Disclosure - Note 2 - Basis of Presentation and Summary of Significant Accounting Policies (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995477 - Disclosure - Note 2 - Basis of Presentation and Summary of Significant Accounting Policies - Major Customers (Details) link:calculationLink link:definitionLink link:presentationLink 995478 - Disclosure - Note 2 - Basis of Presentation and Summary of Significant Accounting Policies - Schedule of Antidilutive Securities Excluded From Computation of Earnings Per Share (Details) link:calculationLink link:definitionLink link:presentationLink 995479 - Disclosure - Note 3 - Inventories - Summary of Inventories (Details) link:calculationLink link:definitionLink link:presentationLink 995480 - Disclosure - Note 4 - Property and Equipment (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995481 - Disclosure - Note 4 - Property and Equipment - Summary of Property and Equipment (Details) link:calculationLink link:definitionLink link:presentationLink 995482 - Disclosure - Note 5 - Debt (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995483 - Disclosure - Note 5 - Debt - Long-term Debt Expected to Mature (Details) link:calculationLink link:definitionLink link:presentationLink 995484 - Disclosure - Note 6 - Common Stock and Preferred Stock (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995485 - Disclosure - Note 6 - Common Stock and Preferred Stock - Information Related to Stock Warrants (Details) link:calculationLink link:definitionLink link:presentationLink 995486 - Disclosure - Note 7 - Share-based Compensation (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995487 - Disclosure - Note 7 - Share-based Compensation - Weighted-average Assumptions (Details) link:calculationLink link:definitionLink link:presentationLink 995488 - Disclosure - Note 7 - Share-based Compensation - Stock Option Activity (Details) link:calculationLink link:definitionLink link:presentationLink 995489 - Disclosure - Note 7 - Share-based Compensation - Schedule of Restricted Stock Units (Details) link:calculationLink link:definitionLink link:presentationLink 995490 - Disclosure - Note 7 - Share-based Compensation - Stock-based Compensation Expense (Details) link:calculationLink link:definitionLink link:presentationLink 995491 - Disclosure - Note 7 - Share-based Compensation - Stock-based Compensation Expense 2 (Details) link:calculationLink link:definitionLink link:presentationLink 995492 - Disclosure - Note 8 - Fair Value Measurement (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995493 - Disclosure - Note 8 - Fair Value Measurement - Fair Value Measurement Inputs and Valuation Techniques (Details) link:calculationLink link:definitionLink link:presentationLink 995494 - Disclosure - Note 8 - Fair Value Measurement - Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation (Details) link:calculationLink link:definitionLink link:presentationLink 995495 - Disclosure - Note 9 - Commitments and Contingencies (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995496 - Disclosure - Note 9 - Commitments and Contingencies - Balance Sheet Information Related to Right-of-use Assets and Liabilities (Details) link:calculationLink link:definitionLink link:presentationLink 995497 - Disclosure - Note 9 - Commitments and Contingencies - Lease Cost (Details) link:calculationLink link:definitionLink link:presentationLink 995498 - Disclosure - Note 9 - Commitments and Contingencies - Other Supplemental Information Related to Leases (Details) link:calculationLink link:definitionLink link:presentationLink 995499 - Disclosure - Note 9 - Commitments and Contingencies - Future Minimum Payments (Details) link:calculationLink link:definitionLink link:presentationLink 995500 - Disclosure - Note 10 - Segment Information (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995501 - Disclosure - Note 10 - Segment Information - Segment Information (Details) link:calculationLink link:definitionLink link:presentationLink 995502 - Disclosure - Note 11 - Income Taxes (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995503 - Disclosure - Note 12 - Related Party Transactions (Details Textual) link:calculationLink link:definitionLink link:presentationLink 995504 - Disclosure - Note 13 - Employee Benefit Plan (Details Textual) link:calculationLink link:definitionLink link:presentationLink